通用知识测试 – 卡友助手

通用知识测试

题库共有484题，每次随机刷新50题，正确率80%以上即为通过。

Updated: Jan 02 2026

答对！解释：平均反应时间约 0.75–1 秒；以 55 英里/小时行驶时，反应距离约为 61 英尺。 / Bingo! EXPLANATION: ¾ second to 1 second. At 55 mph this accounts for 61 feet traveled.

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平均反应距离是多少？ / What is the average reaction distance?

32 英尺 / 32 feet

61 英尺 / 61 feet

93 英尺 / 93 feet

正确！解释：优秀驾驶员会把视线放在前方至少 12–15 秒处，即相当于车辆在 12–15 秒内将要行驶的距离。 / Correct! EXPLANATION: Most good drivers look at least 12 to 15 seconds ahead. That means looking ahead the distance you will travel in 12 to 15 seconds.

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行车时你应向前看多远？ / How far ahead should you look while driving?

10 到 12 秒 / 10 to 12 seconds

5 到 10 秒 / 5 to 10 seconds

7 到 12 秒 / 7 to 12 seconds

12 到 15 秒 / 12 to 15 seconds

答对！说明：封装货物无法直接检查，但你仍应核对总重量与各轴荷不超限，并确保货物已正确固定。 / Bingo! EXPLANATION: You cannot inspect sealed loads, but you should check that you don’t exceed gross weight and axle weight limits, and that the cargo is properly secured.

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为确保货物安全运输，以下哪项不属于你的责任？ / To transport cargo safely, which of the following are you NOT responsible for?

识别可能的超载 / Recognizing possible overloads

确保货物已被正确固定 / Making sure that cargo is properly secured

确保封装货物的新鲜度 / Ensuring the freshness of sealed cargo

检查货物 / Inspecting the cargo

完全正确！说明：在酷热天气行驶时，应比平时更频繁检查轮胎，或每 2 小时/每 100 英里检查一次。 / Exactly! EXPLANATION: Inspect the tires more often than usual, or every two hours or every 100 miles when driving in very hot weather.

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关于轮胎与高温天气驾驶，以下哪项说法正确？ / Which of these statements about tires and hot weather driving is true?

翻新胎在高温天气下比新胎更不易出故障 / Recapped tires are less likely to fail in hot weather than new tires

如果轮胎烫得摸不住，你应该继续行驶让它冷却 / If a tire it is too hot to touch you should drive on it to cool it off

应更频繁检查轮胎，因为更容易出故障 / You should inspect your tires more often because they are more likely to fail

正确！解释：较新的卡车摩擦更小、外形更流线、发动机更强，上坡可能用更高档；但下长坡为控速与防过热，应使用更低的档位。 / Right! EXPLANATION: Newer trucks have low friction parts, streamlined shapes for fuel economy, more powerful engines meaning they can go up hills in higher gears. For that reason, drivers of modern trucks may have to use lower gears going down a hill than would be required to go up the hill.

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你驾驶一辆带手动变速器的新卡车，面对长而陡的下坡，应当： / You are driving a new truck with a manual transmission. To take a long, steep downhill grade,

使用比上坡时更低的档位。 / use a lower gear than you would use to climb the hill.

挂空挡滑行。 / shift into neutral and coast.

使用与上坡相同的档位。 / use the same gear you would use to climb the hill.

答对！说明：有人突然加塞时，应变道或减速避免碰撞；不要按喇叭并紧跟其后。 / Bingo! EXPLANATION: What you should do is make a lane change or slow down to prevent a crash if the car suddenly cuts in front of you, and you should not honk or stay close behind the car.

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一辆小汽车突然插到你前方，造成危险。你【不应该】做什么？ / A car suddenly cuts in front of you, creating a hazard. What should you NOT do?

打灯并尽可能变道避让该车。 / Signal and change lanes to avoid the car if possible.

减速以避免碰撞。 / Slow down to prevent a crash.

按喇叭并紧跟在该车后面。 / Honk and stay close behind the car.

答对！说明：由加速引起的侧滑常见于冰雪路面。松开油门通常就能很快制止；若非常湿滑，可踩下离合器，否则发动机可能阻碍车轮自由滚动、难以恢复附着。 / Bingo! EXPLANATION: Skids caused by acceleration usually happen on ice or snow. Taking your foot off the accelerator can easily stop them. If it is very slippery, push the clutch in. Otherwise, the engine can keep the wheels from rolling freely and regaining traction.

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你从静止起步给驱动轮加油时，它们开始空转。你应该： / You are starting your vehicle in motion from a stop, as you apply power to the drive wheels they start to spin. You should:

松开油门 / Take your foot off the accelerator

松开油门并踩刹车 / Take your foot off the accelerator and apply the brakes

尝试更低挡位 / Try a lower gear

答对！说明：紧急制动并不是把刹车一脚踩死；那样只会让车轮持续抱死并引发侧滑。一旦车轮在打滑，你就无法控制车辆。 / Bingo! EXPLANATION: Emergency braking does not mean pushing down on the brake pedal as hard as you can. That will only keep the wheels locked up and cause a skid. If the wheels are skidding, you cannot control the vehicle.

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关于紧急制动，最重要需要牢记的一点是什么？ / What is the most important thing to remember about emergency braking?

会磨损制动衬片 / It wears brake linings

如果车轮在打滑，你就无法控制车辆 / If the wheels are skidding, you cannot control the vehicle

断开转向桥制动器能在紧急制动时帮助车辆保持直线行驶 / Disconnecting steering axle brakes will help keep your vehicle in a straight-line during emergency braking

正确！说明：若你停在双向通行的双车道或无中央隔离的公路上，应在车辆前/后角 10 英尺内放置一个警示装置以标示车辆位置，并分别在车前方与车后方 100 英尺处（路肩或停车的车道内）放置另外两个装置。 / Correct! EXPLANATION: If you stop on a two-lane road carrying traffic in both directions or on an undivided highway, place warning devices within 10 feet of the front or rear corners to mark the location of the vehicle and 100 feet behind and ahead of the vehicle, on the shoulder or in the lane you stopped in.

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你必须把车停在一条平坦、笔直的双车道公路路边。三角反光警示牌应该放在什么位置？ / You must park on the side of a level, straight, two lane road. Where should you place the three reflective triangles?

一个放在车尾 10 英尺内，另一个约在车尾后方 100 英尺处，第三个约在车头前方约 100 英尺处 / One within 10 feet of the rear of the vehicle, one about 100 feet to the rear, and one about 100 feet from the front of the vehicle

一个放在车尾 10 英尺内，另一个约在车尾后方 100 英尺处，第三个约在车尾后方 200 英尺处 / One within 10 feet of the rear of the vehicle, one about 100 feet to the rear, and one about 200 feet to the rear

一个约在车尾 50 英尺处，另一个约在车尾后方 100 英尺处，第三个约在车头前方 100 英尺处 / One about 50 feet from the rear of the vehicle, one about 100 feet to the rear, and one about 100 feet from the front of the vehicle

一个放在车头 10 英尺内，另一个约在车头前方 200 英尺处，第三个约在车尾后方 100 英尺处 / One within 10 feet of the front of the vehicle, one about 200 feet from the front, and one about 100 feet to the rear

答对！说明：在进行车辆检查且人不在驾驶室时，务必拉好驻车制动、熄火，并把钥匙随身带走。 / Bingo! EXPLANATION: Make sure the parking brake is set, turn off the engine, and take the key with you when you are not in the cab during your vehicle inspection.

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进行出车前检查时，你的点火钥匙应该放在哪里？ / Where should your ignition key be during your pre-trip inspection?

放在仪表台上 / On the dashboard

插在点火开关上 / In the ignition

放在车门储物袋里 / Pocket on the door

放在你口袋里 / In your pocket

正确！说明：无论因为什么原因被困在道口轨道上，都要立即下车并远离轨道。查看道口的路牌或信号箱上的紧急联络信息。拨打 911，并提供道口位置，尽量说明可识别的地标，尤其是（如有张贴的）DOT 编号。 / Right! EXPLANATION: If for any reason you get stuck on the tracks, get out of the vehicle and away from the tracks. Check signposts or signal housing at the crossing for emergency notification information. Call 911 and give the location of the crossing using all identifiable landmarks, especially the DOT number, if posted.

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如果你的车辆被困在铁路轨道上，你应该怎么做？ / What should you do if you get stuck on the railroad tracks?

下车并远离轨道。 / Get out of your vehicle and away from the tracks.

留在车内。 / Stay in your vehicle.

大声呼救。 / Scream for help.

完全正确！解释：要检查钢板弹簧是否缺片或断裂；有些情况下缺失四分之一叶片会令车辆被判“禁止上路”。任何缺陷都可能危险。 / Exactly! EXPLANATION: Check for missing or broken leaves in any leaf spring. If one-fourth or more are missing, it will put the vehicle “out of service”, but any defect could be dangerous.

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车辆钢板弹簧有四分之一断裂或缺失的情况下，开车是否合法？ / Is it legal to drive with one-fourth of a vehicle’s leaf springs broken or missing?

不可以 / No

可以 / Yes

只要慢开就没关系 / It doesn't make any difference if you drive slowly

完全正确！解释：在道路或路肩上停车后应在十分钟内摆放警示装置（如反光三角牌），以提醒其他道路使用者。 / Exactly! EXPLANATION: If you must stop on a road or the shoulder of any road, you must put out your emergency warning devices within ten minutes.

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如必须在道路或路肩上停车，你必须在多长时间内摆放紧急警示装置？ / If you must stop on a road or the shoulder of any road, you must put out your emergency warning devices within

十分钟。 / ten minutes.

五分钟。 / five minutes.

十五分钟。 / fifteen minutes.

正确！解释：血液酒精浓度（BAC）达到或超过 0.04% 时驾驶商用车辆属于违法；驾驶商用车辆即视为同意接受酒精测试。 / Correct! EXPLANATION: It is illegal to operate a CMV if your blood alcohol concentration (BAC) is .04% or more. If you operate a CMV, you shall be deemed to have given your consent to alcohol testing.

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商用车驾驶员被视为醉酒（驾驶商用车辆）的血液酒精浓度（BAC）标准是： / The new BAC or blood alcohol concentration for commercial drivers to be considered intoxicated when driving a commercial vehicle is:

.10 / .10

.04 / .04

.01 / .01

完全正确！解释：应会检查形皮带的松紧与磨损；皮带过松会导致水泵/风扇运转不良，造成过热；同时检查是否有裂纹或其他磨损迹象。 / Exactly! EXPLANATION: Learn how to check v-belt tightness on your vehicle by pressing on the belts. Loose belts will not turn the water pump and/or fan properly. This will result in overheating. Also, check belts for cracking or other signs of wear.

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关于高温天气下的发动机皮带，以下哪项说法不正确？ / Which of these statements is NOT true about engine belts in hot weather?

皮带过松会导致水泵/风扇运转不良。 / Loose belts will not turn the water pump and/or fan on properly.

皮带可能开裂，但这不构成安全隐患。 / Cracking is likely to occur, but it is not a safety threat.

可以通过按压来检查皮带松紧。 / You can check the tightness of belts by pressing on them.

完全正确！解释：分心驾驶的来源很多，例如边开车边打或接情绪化电话、吃喝吸烟、捡拾掉落物、阅读或发送短信等，应尽量避免。 / Exactly! EXPLANATION: Activities inside of the vehicle that can distract your attention include: talking to passengers; adjusting the radio, CD player or climate controls; eating, drinking or smoking; reading maps or other literature; picking up something that fell; reading or sending text messages. To name a few.

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你不想成为分心驾驶者，因此你应该： / You don’t want to be a distracted driver, so you

只在直道上吃东西、喝饮料或吸烟。 / eat, drink, and smoke only on straight portions of the road.

把所有情绪上困难的对话都放在开车的第一个小时进行。 / have all your emotionally difficult conversations in the first hour of driving.

只有在周围没有其他车辆时才看地图或使用手机。 / read maps or use your phone only when there are no other vehicles around you.

在到达目的地之前避免使用手机。 / avoid using your cell phone until you reach your destination.

正确！解释：悬挂肉类属于高重心且极不稳定的载荷，驶入/驶出匝道等急弯时尤需谨慎；牲畜会在挂车内移动并在弯道时倾斜，造成操控不稳，需要特别小心。 / Correct! EXPLANATION: Hanging meat can be a very unstable load with a high center of gravity, particular caution is needed on sharp curves such as off ramps and on ramps. Livestock can move around in a trailer, causing unsafe handling, and special care is necessary because livestock can lean on curves.

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关于某些类型货物，下列说法哪项正确？ / Which of these statements about certain types of cargo is true?

不稳定载荷（如悬挂肉类或牲畜）在弯道需要格外小心 / Unstable loads such as hanging meat or livestock require extra caution on curves

超大件货物可在道路不繁忙时无需特别许可运输 / Oversize loads can be hauled without special permits during times when the roads are not busy

散装液体通常很重，因此不会造成车辆操控问题 / Loads that consist of liquids in bulk do not present vehicle handling problems because they are usually very heavy

完全正确！解释：若载荷宽度超过 2 英尺且超出车尾 4 英尺以上，应在载荷末端放置两面方形红旗；夜间则使用红灯。 / Exactly! EXPLANATION: If the load is more than two feet wide and extends more than four feet behind the rear of the vehicle, two square red flags must be placed at the end of the load.

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根据联邦法规，若载荷超出车尾一定距离，必须在载荷最末端放置： / Under federal regulations, if a vehicle is carrying a load that is more than two feet wide and extends more than four feet beyond the rear of the vehicle, _________ must be placed at the extreme end of the load.

一面红旗 / one red flag

两面红旗 / two red flags

两盏红灯 / two red lights

完全正确！说明：应持续打灯。安全转弯需要双手握方向盘；直到转弯完成再取消转向灯。 / Exactly! EXPLANATION: Signal continuously. You need both hands on the wheel to turn safely. Don’t cancel the signal until you have completed the turn.

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为什么转弯时应当持续打转向灯？ / Why should you signal continuously while turning?

在开始转弯前关闭转向灯通常是违法的。 / It is usually illegal to turn off your signal before starting a turn.

为了安全转弯，你需要双手握住方向盘。 / You need both hands on the wheel to turn safely.

以上两项都正确。 / Both of the above are correct.

答对！说明：气压会随温度上升而增大。不要放气，否则轮胎冷却后气压会过低。 / Bingo! EXPLANATION: Air pressure increases with temperature. Do not let air out or the pressure will be too low when the tires cool off.

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给高温轮胎放气 / Letting the air out of hot tires

完全没有影响。 / will have no effect at all.

是个好主意，因为可以释放多余气压。 / is a good idea because the extra pressure will be relieved.

能让轮胎更快降温，你也能更快继续行程。 / will cool them down. You will be able to continue your trip sooner.

是个坏主意，因为轮胎冷却后气压会过低。 / is a bad idea because when the tires cool off, the pressure will be too low.

正确！解释：大型车辆常配凸面镜，其视野更广，但物体看起来更小更远，因此实际距离比镜中看起来更近。 / Correct! EXPLANATION: Many large vehicles have curved mirrors that show a wider area than flat mirrors. This is often helpful, but everything appears smaller in a convex mirror than it would if you were looking at it directly. Things also seem farther away than they really are.

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凸面（弧形）后视镜： / Convex curved mirrors

显示的视野范围比平面镜更广。 / show a wider area than flat mirrors.

会让物体看起来比实际更大。 / make objects appear larger than they really are.

会让物体看起来比实际更近。 / make objects appear closer than they really are.

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当驾驶高度超过13英尺的商用车时，你应该： / When driving a commercial vehicle over 13 feet tall, you should:

停车，并确认净空高度是否足够 Stop and make sure the clearance is high enough

只要标牌没写“禁止卡车”，就可以直接通过 If there is no “no trucks” sign, just proceed

加速冲过去，这样更不容易擦到顶部 Speed up to reduce the chance of hitting the top

正确！解释：集装箱货物通常由铁路或轮船运输一段后再由卡车接驳；司机仍需检查并确保其已妥善固定。 / Right! EXPLANATION: Containerized loads generally are used when freight is carried part way by rail or ship. Delivery by truck occurs at the beginning and/or end of the journey.

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集装箱运输： / Containerized loads

应自带捆扎固定装置。 / should come with their own tie-down devices.

无需由司机检查或加固。 / do not need to be inspected or secured by the driver.

通常用于部分路段由铁路或轮船承运的货物。 / are typically used for freight carried partway by rail or ship.

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当你必须离开公路以避免危险或紧急情况时，你应该牢记： / When you must leave the roadway to avoid danger or an emergency, remember:

宁可选择驶上路肩也不要冒险与其他车辆碰撞 It’s better to take the shoulder than risk a collision with another vehicle

绝对不要上路肩，否则一定会翻车 Never use the shoulder; it will definitely cause a rollover

遇到紧急情况就立刻猛打方向盘冲出道路 In an emergency, immediately jerk the wheel off the road

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关于速度管理，哪些陈述是正确的？ / Which statement about speed management is correct?

路面越湿，转弯越容易，因为轮胎抓地力更大 The wetter the road, the easier it is to turn because tires have more traction

湿滑路面上制动距离不会改变 Braking distance does not change on slippery roads

在湿滑的道路上，停车需要更长的时间，而且在没有打滑的情况下更难转弯 On slippery roads, it takes longer to stop and it is harder to turn without skidding

正确！解释：在安全且合法时使用远光；当与其他车辆距离不足约 500 英尺时，应改用近光。 / Right! EXPLANATION: Use high beams when it is safe and legal to do so. Use them when you are not within 500 feet of another vehicle.

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当前照灯工作不正常时，下列哪项不是你应该做的？ / Which of these is NOT something you should do if your headlights are not working properly?

调整前照灯。 / Adjust the headlights.

清洁前照灯。 / Clean the headlights.

一直开着远光灯。 / Leave your high beams on.

正确！解释：检查能在早期发现并排除缺陷，避免路上抛锚或因缺陷导致事故；同时联邦与州法规都要求驾驶员进行车辆检查。 / Right! EXPLANATION: A vehicle defect found during an inspection could save you problems later. You could have a breakdown on the road that will cost time and dollars, or even worse, a crash caused by the defect. Also, Federal and state laws require that drivers inspect their vehicles.

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进行车辆检查的重要原因是？ / What is/are the important reason(-s) for doing a vehicle inspection?

检查中发现并修复的缺陷可避免后续问题 / A vehicle defect that is found during inspection and corrected can prevent problems later.

联邦与州法规要求你检查车辆 / Federal and state regulations require you to inspect your vehicle.

以上两项都对 / Both of the above

正确！说明：通过积水时应轻踩刹车，让制动衬片轻压在制动鼓/盘上，防止泥沙与水进入。 / Correct! EXPLANATION: Gently put on the brakes. This presses linings against brake drums or discs and keeps mud, silt, sand, and water from getting in.

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你应尽量避免驶过深水坑或流动积水；若不得不通过，下列哪一步有助于保持刹车有效？ / You should avoid driving through deep puddles or flowing water. But if you must, which of these steps can help keep your brakes working?

通过积水时轻柔踩刹车 / Gently pressing the brake pedal while driving through the water

快速驶过水面 / Driving through quickly

驶出积水后同时大力踩刹车和油门 / Applying hard pressure on both the brake pedal and accelerator after coming out of the water

打开刹车加热器 / Turning on your brake heaters

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如果你不确定自己的车辆是否有足够的车顶净空，你该怎么做？ / If you are not sure you have enough overhead clearance, what should you do?

加速通过，这样“更容易过” Speed up so it’s “easier to clear”

找到另一条没有限高的行驶路线 Find another route with no low clearances

慢慢开过去并祈祷不会刮到 Creep forward and hope you don’t hit anything

正确！解释：如有可能尽量安排白天出行；夜间疲劳更易发生，许多重型车事故发生在凌晨 12 点至早上 6 点之间。 / Correct! EXPLANATION: If possible, try to schedule trips for the hours you are normally awake. Many heavy motor vehicle accidents occur between midnight and 6 a.m.

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以下哪项说法是正确的？ / Which of the following statements is true?

许多重型车辆事故发生在凌晨 12 点至早上 6 点之间。 / Many heavy vehicle accidents occur between midnight and 6 a.m.

大多数人在夜间比白天更清醒。 / Most people are more alert at night than during the day.

夜间比白天更容易看清大多数危险。 / Most hazards are more easily seen at night than during the day.

没错！说明：前轮侧滑（推头）时，车头会倾向于直线滑行，不受方向盘转角影响；在极滑路面上，可能无法通过转向来入弯或转弯。 / Right! EXPLANATION: In a front-wheel skid, the front end tends to go in a straight line regardless of how much you turn the steering wheel. On a very slippery surface, you may not be able to steer around a curve or turn.

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若一辆非铰接车辆发生前轮侧滑（推头），它将会： / If a straight vehicle goes into a front wheel skid it will:

继续直行，但你转动方向盘时车辆会随之转向 / Go straight ahead but will turn if you turn the steering wheel

侧向滑移并打转 / Slide sideways and spin out

即使你转动方向盘，车辆仍会继续直行 / Go straight ahead even if the steering wheel is turned

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轮胎在高速公路上爆胎时会发生以下哪种情况？ / What may happen when a tire blows out on the highway?

方向盘会变得更轻更容易控制 The steering wheel becomes lighter and easier to control

车辆剧烈震动 The vehicle shakes violently

发动机会自动熄火并立即停车 The engine automatically shuts off and the vehicle stops immediately

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你在出行前检查中检查转向和排气系统。车辆行驶之前应该修复哪些问题？ / During a pre-trip inspection of the steering and exhaust systems, which issue must be fixed before driving?

排气管外表有少量表面锈，但无泄漏、无松动 Minor surface rust on the exhaust pipe with no leaks and nothing loose

方向盘自由行程超过10%（20英寸方向盘超过2英寸） Steering wheel free play exceeds 10% (more than 2 inches on a 20-inch wheel)

方向盘和转向柱外观有少量灰尘，不影响操作 A little dust on the steering wheel/column that does not affect operation

正确！说明：在系统冷却之前，切勿拆下水箱盖或加压系统的任何部件；高压下的蒸汽与沸水会喷出并造成严重烫伤。 / Correct! EXPLANATION: Never remove the radiator cap or any part of the pressurized system until the system has cooled. Steam and boiling water can spray under pressure and cause severe burns.

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关于发动机过热，以下哪项说法正确？ / Which of these statements about engine overheating is true?

在加压冷却系统中绝不能打开散热器（水箱）盖 / You should never remove the radiator cap on a pressurized system

在发动机冷却之前绝不能将过热的发动机熄火 / You should never shut off an overheated engine until it cools

如果发动机在离终点 20 英里内过热，应先把行程完成再检查问题 / If your engine overheats within 20 miles of the end of your trip, you should complete the trip and then check the problem

天气温暖时不需要防冻液 / Antifreeze is not needed when the weather is warm

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在旅行前检查中检查车轮和钢圈。以下哪些陈述属实？ / During a pre-trip inspection of wheels and rims, which statement is true?

只要轮胎花纹够深，螺母是否松动不重要 As long as tread is deep, loose wheel nuts are not important

螺母周围出现铁锈是正常的，不需要关注 Rust around wheel nuts is normal and can be ignored

车轮螺母周围的铁锈可能意味着它们松动 Rust around wheel nuts may mean they are loose

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以下关于警告其他司机有车辆停放，哪种说法是对的？ / Which statement about warning other drivers of a parked vehicle is true?

只要开双闪，就不需要摆放任何三角架If your hazard flashers are on, you never need triangles

如果驾驶员的视线在500英尺内被遮挡，则将反射三角架往后移动If drivers’ view is obstructed within 500 feet, move the reflective triangles farther back

视线被遮挡时，把三角架放得更近更好If view is obstructed, place triangles closer to the vehicle

答对！说明：在玻璃水中添加防冻剂，防止清洗液结冰。 / Bingo! EXPLANATION: Use windshield washer antifreeze to prevent freezing of the washer liquid.

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关于寒冷天气驾驶，下列哪项说法正确？ / Which of these statements about cold weather driving is true?

冷天排气系统泄漏的危险性更小 / Exhaust system leaks are less dangerous in cold weather

天气很冷时无需担心发动机过热 / There is no need to worry about engine overheating when the weather is very cold

暴雪天气应调整雨刷片，使其不直接接触挡风玻璃 / In snowstorms, wiper blades should be adjusted so that they do not make direct contact with the windshield

应在玻璃水壶内加入防冻玻璃清洗液 / Windshield washer antifreeze should be added to the washer reservoir

完全正确！解释：肝脏每小时只能代谢大约三分之一盎司的酒精；只有时间能让你清醒，黑咖啡或冷水澡都无济于事。 / Exactly! EXPLANATION: The liver can only process one-third an ounce of alcohol per hour, which is considerably less than the alcohol in a standard drink. This is a fixed rate, so only time, not black coffee or a cold shower, will sober you up.

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若你饮用了酒精饮品，开车前你应该： / If you have been drinking alcohol, before you drive, you should

冲冷水澡。 / take a cold shower.

等待酒劲自行消退。 / wait for it to wear off.

喝咖啡。 / drink coffee.

39 / 50

重型车辆往往比其他车辆慢。在驾驶重型车辆时，哪一项【不是】一个好的规则？ / Heavy vehicles are often slower than other vehicles. Which is NOT a good rule when driving a heavy vehicle?

与前车保持足够的跟车距离，给自己留出反应时间Keep enough following distance to allow time to react

保持在适当车道并稳定车速，避免不必要的变道Stay in an appropriate lane with a steady speed and avoid unnecessary lane changes

当其他驾驶员可以安全超越你时发出信号Signal for other drivers to pass you when they can do so safely

正确！解释：对向车辆偏入你的车道时，通常向右侧避让最好；一旦对方意识到偏离，往往会自然回到其原车道。 / Correct! EXPLANATION: If an oncoming driver has drifted into your lane, a move to your right is best. If that driver realizes what has happened, the natural response will be to return to his or her own lane.

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你在双车道行驶，对向车辆偏入你的车道直冲而来，通常最佳的做法是： / You are driving on a two-lane road. An oncoming driver drifts into your lane and is headed straight for you. Which of these is generally the best action?

驶向左侧路肩 / Steer onto the left shoulder

紧急重刹 / Hard braking

向右转向避让 / Steer to the right

驶入对向车道避让 / Steer into the oncoming lane

正确！解释：大多数优秀驾驶员会把视线放在前方至少 12–15 秒处；在低速城市路段大约相当于一个街区的距离。 / Correct! EXPLANATION: Most good drivers look at least 12 to 15 seconds ahead. At lower speeds, that’s about one block. At highway speeds it’s about a quarter of a mile.

41 / 50

在拥挤路段行驶时，你应向前扫描观察的大致距离是？ / The distance that you should scan ahead in a congested area is about?

大约两个车身长度 / Two Vehicle lengths ahead

约 32 英尺 / 32 feet

约一个街区 / One block

完全正确！解释：在双向通行的两车道或未分隔的公路上停车时，应在车辆前/后角 10 英尺内放置一个警示装置，另在车辆前方和后方各约 100 英尺处（路肩或你停车的车道内）再放置一个，以标明车辆位置。 / Exactly! EXPLANATION: If you stop on a two-lane road carrying traffic in both directions or on an undivided highway, place warning devices within 10 feet of the front or rear corners to mark the location of the vehicle and 100 feet behind and ahead of the vehicle, on the shoulder or in the lane you stopped in.

42 / 50

在平直的双车道路边停车时，三角反光警示牌应放在什么位置？ / You must park on the side of a level, straight, two lane road. Where should you place the three reflective triangles?

在车尾 10 英尺内放置一个，车尾后方约 100 英尺处放一个，车头前方约 100 英尺处再放一个 / One within 10 feet of the rear of the vehicle, one about 100 feet to the rear, and one about 100 feet from the front of the vehicle

在车尾后方约 50 英尺处放一个，约 100 英尺处放一个，车头前方约 100 英尺处再放一个 / One about 50 feet from the rear of the vehicle, one about 100 feet to the rear, and one about 100 feet from the front of the vehicle

在车头 10 英尺内放置一个，车头前方约 200 英尺处放一个，车尾后方约 100 英尺处再放一个 / One within 10 feet of the front of the vehicle, one about 200 feet from the front, and one about 100 feet to the rear

在车尾 10 英尺内放置一个，车尾后方约 100 英尺处放一个，约 200 英尺处再放一个 / One within 10 feet of the rear of the vehicle, one about 100 feet to the rear, and one about 200 feet to the rear

答对！解释：“减速拉开距离”就是降低你的车速；如果对方车辆一直在你的盲区，这一速度变化应能迫使其离开盲区。 / Bingo! EXPLANATION: Backing off just means you slow down, if the vehicle was in a blind spot this change in speed should force it out of the blind spot.

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如果有车辆一直停留在你的盲区，你应该： / If a vehicle continues to drive in your blind spot you should?

减速拉开距离 / Back off

加速 / Speed up

示意对方从你身边通过 / Signal them to pass you

44 / 50

您正在检查液压制动器。你应该踩下制动踏板三次，然后对踏板施加稳固的压力五秒钟。如果刹车工作正常，踏板应该： / You are checking hydraulic brakes. Press the pedal three times, then hold firm pressure for five seconds. If brakes are working properly, the pedal should:

不动 Not move

慢慢下沉到底 Slowly sink to the floor

弹回到最上方并抖动 Bounce back to the top and vibrate

正确！说明：入弯前先降至安全速度，并预先降到合适挡位。这样弯中可适度带油提升稳定性，也便于出弯后及时加速。 / Correct! EXPLANATION: Slow down to a safe speed, and downshift to the right gear before entering the curve. This lets you use some power through the curve to help the vehicle be more stable while turning. It also allows you to speed up as soon as you are out of the curve.

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关于降挡，下列哪项说法正确？ / Which of these statements about downshifting is true?

为下坡而降挡，应在下坡开始之后再进行 / When you downshift for a hill, you should do so after you start down the hill

为通过弯道而降挡，应在入弯之前完成 / When you downshift for a curve, you should do so before you enter the curve

进行双踩离合时，应在离合松开、变速杆置于空挡时让转速下降 / When double clutching, you should let the RPM's decrease while the clutch is released, and the shift lever is in neutral

完全正确！说明：确保已拉驻车制动，关闭发动机并随身带走钥匙；打开前照灯（近光）与双闪警示灯，然后下车检查。 / Exactly! EXPLANATION: Make sure the parking brake is set, turn off the engine, and take the key with you. Turn on headlights (low beams) and four-way emergency flashers and get out of the vehicle.

46 / 50

检查车灯时，你应该 / When checking lights, you should

以上两项都正确。 / Both of these answers are correct.

打开近光灯和双闪警示灯。 / turn on the headlights and four-way flashers.

关闭发动机并把钥匙随身带走。 / turn off the engine and take the key with you.

正确！解释：驾驶员座位应配备安全带，并应始终系好以确保安全。 / Right! EXPLANATION: Use Your Seatbelt! The driver’s seat should have a seat belt. Always use it for safety.

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何时应系好安全带？ / When should you wear seat belts?

车辆行驶时任何时候都要系 / Any time you are in a moving vehicle

只在高速公路上行驶时才系 / Only when traveling on a highway

仅在法律要求的州才系 / Only in states where it is required by law

完全正确！说明：酒精会损害肌肉协调、反应时间、距离感与夜视能力，还会影响大脑中负责判断与自我抑制的区域。这些影响会显著提高事故风险，并可能导致吊销驾照。统计显示，饮酒驾驶者的事故概率远高于未饮酒者。 / Exactly! EXPLANATION: Alcohol impairs muscle coordination, reaction time, depth perception, and night vision. It also affects the parts of the brain that control judgment and inhibition. These effects mean increased chances of a crash and chances of losing your driver’s license. Accident statistics show that the chance of a crash is much greater for drivers who have been drinking than for drivers who have not.

48 / 50

关于饮酒的说法，以下哪项是正确的？ / Which of these statements about drinking alcohol is true?

以上说法都正确 / All answers are correct

饮酒驾车会导致司机丧失驾照 / A driver can lose his/her license for driving while under the influence of alcohol

酒精首先会影响判断与自控，而这对安全驾驶至关重要 / Alcohol first affects judgment and self-control, which are essential for safe driving

统计显示，饮酒驾驶者发生事故的概率要高得多 / Statistics show that drivers who have been drinking have a much greater chance of being in a crash

没错！说明：第一步是把车驶离道路并停下：停在开阔区域，远离建筑物、树木、灌木、其他车辆或任何可能被引燃的物体。不要开进加油/维修站！ / Right! EXPLANATION: The first step is to get the vehicle off the road and stop. In doing so: park in an open area, away from buildings, trees, brush, other vehicles, or anything that might catch fire. Don’t pull into a service station!

49 / 50

行驶中车辆起火时首先应采取的步骤是： / The first step to take if your vehicle catches fire while driving is:

将车驶离道路并停在开阔处 / Get the vehicle off the road and stop in an open area

开往最近的加油/维修站 / Head for the nearest service station

立刻开门跳车 / Immediately open the door and jump out

完全正确！解释：有些车辆天生较慢，其中一些会在车尾张贴“慢速行驶车辆”标志（红色三角形、橙色中心）以提醒你。 / Exactly! EXPLANATION: Some vehicles, by their nature, are slow and some of these will have the “slow moving vehicle” symbol to warn you. This is a red triangle with an orange center.

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你前方一辆行驶中的车尾有红色三角形、橙色中心的标志，这表示： / A moving vehicle ahead of you has a red triangle with an orange center on the rear. What does this mean?

该车辆正在运输危险品 / The vehicle is hauling hazardous materials

这是一辆执法车辆 / It is a law enforcement vehicle

这可能是一辆慢速行驶车辆 / It may be a slow-moving vehicle

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