UK Driving Theory Test Practice 2026：第2套练习测试

UK Driving Theory Test Practice 练习测试第2套（共8套）：再练25道题，附答案和解释。

驾驶
英国
270道题
核对于2026年10月10日

第1题，共25题
How often does the Highway Code advise you to check your tyre pressures and fluid levels?
- Only before long holidays
- Every six months
- At least once a week
- Once a year at the MOT
显示答案
答案: C. At least once a week
Annex 6 advises checking tyre pressures weekly and fluid levels at least weekly.
第2题，共25题
Your car pulls to one side when you brake. What is the most likely cause?
- Too much oil in the engine sump
- A brake fault or wrongly inflated tyres
- A loose or twisted seat belt
- Low screenwash in the reservoir
显示答案
答案: B. A brake fault or wrongly inflated tyres
Annex 6: if the vehicle pulls to one side when braking, it is most likely a brake fault or incorrectly inflated tyres. See a garage straight away.
第3题，共25题
Your engine has overheated. When should you take off the coolant filler cap?
- While the engine is hot, if you wear gloves
- Straight away, with the engine running
- Never; it must stay sealed
- Only after the engine has cooled down naturally
显示答案
答案: D. Only after the engine has cooled down naturally
Annex 6: wait until the engine has cooled naturally before removing the coolant filler cap and adding water or coolant.
第4题，共25题
A warning light comes on while you are driving. What should you do?
- Switch the engine off while still moving
- Only worry if a second light comes on
- Stop when safe and find out what it means
- Ignore it until your next service
显示答案
答案: C. Stop when safe and find out what it means
Annex 6: do not ignore warning displays. If a warning light comes on while driving, stop and investigate.
第5题，共25题
What could low brake fluid lead to?
- Lower fuel use
- Brake failure
- Faster acceleration
- Brighter headlights
显示答案
答案: B. Brake failure
Annex 6: low brake fluid may result in brake failure and a crash. Check fluid levels regularly.
第6题，共25题
A fire starts in your car's engine compartment. What should you do?
- Get everyone out and call the fire service, with the bonnet shut
- Open the bonnet straight away and try to put the fire out
- Pour water into the engine through the front grille
- Keep driving carefully to the nearest garage
显示答案
答案: A. Get everyone out and call the fire service, with the bonnet shut
Annex 6: get everyone out quickly. Do not try to put out an engine fire, because opening the bonnet can make it flare up.
第7题，共25题
Who is legally responsible for making sure a child under 14 wears a seat belt or uses a child restraint?
- The child's parent, even if they are not in the car
- The driver
- The front-seat passenger
- The child
显示答案
答案: B. The driver
Rule 100: the driver is responsible for making sure children under 14 wear seat belts or sit in a suitable child restraint.
第8题，共25题
Children under what height must use a suitable child seat, booster seat or booster cushion?
- 1.35 metres
- 1.50 metres
- 1.10 metres
- 1.60 metres
显示答案
答案: A. 1.35 metres
Rule 100: children under 1.35 metres tall must use a child restraint suitable for their weight, fitted as the maker says.
第9题，共25题
Why must a rear-facing baby seat never be fitted in a seat with an active frontal airbag?
- The airbag could badly hurt the baby in a crash
- The airbag will stop working properly
- The baby will be too far from the driver
- The baby seat will not fit in the front
显示答案
答案: A. The airbag could badly hurt the baby in a crash
Rule 101: a rear-facing baby seat must not be fitted in a seat protected by an active frontal airbag, as this can cause serious injury or death.
第10题，共25题
When must you wear a seat belt in a car?
- Only on journeys longer than 30 minutes
- Only on motorways and fast roads
- Whenever one is fitted, unless you are exempt
- Only when sitting in the front seats
显示答案
答案: C. Whenever one is fitted, unless you are exempt
Rule 99: you must wear a seat belt in cars, vans and goods vehicles if one is fitted, unless you are exempt.
第11题，共25题
You are leaving your car for a few minutes. What should you do?
- Leave a window open for fresh air
- Leave the key in so you can get back in quickly
- Leave the engine running so the car stays warm
- Take the key out, lock the car and close the windows
显示答案
答案: D. Take the key out, lock the car and close the windows
Annex 6: remove the key, lock the car even for a few minutes, and close the windows completely.
第12题，共25题
You park on a road and leave the car. What must you do?
- Switch off the engine and apply the handbrake
- Leave the hazard lights flashing and the engine running
- Leave the engine running with the handbrake on
- Switch off the engine and leave it in neutral without the handbrake
显示答案
答案: A. Switch off the engine and apply the handbrake
Rule 239: you must switch off the engine, headlights and fog lights, and apply the handbrake before leaving the vehicle.
第13题，共25题
Your car is stopped on a public road for some time. What does the law say about the engine?
- You must not leave it running unnecessarily
- You may leave it running while the car is unattended
- You must leave it running to charge the battery
- You must switch it off only on motorways
显示答案
答案: A. You must not leave it running unnecessarily
Rule 123: you must not leave a vehicle engine running unnecessarily while it is stationary on a public road.
第14题，共25题
What is "coasting"?
- Driving in neutral or with the clutch down
- Driving at a steady speed in top gear
- Driving downhill in a low gear
- Using cruise control on a motorway
显示答案
答案: A. Driving in neutral or with the clutch down
Rule 122: coasting means travelling in neutral or with the clutch down. It reduces control because there is no engine braking.
第15题，共25题
What is the typical overall stopping distance for a car at 30 mph?
- 12 metres (40 feet)
- 23 metres (75 feet)
- 53 metres (175 feet)
- 36 metres (118 feet)
显示答案
答案: B. 23 metres (75 feet)
Rule 126: at 30 mph the typical stopping distance is 23 metres: 9 metres thinking and 14 metres braking.
第16题，共25题
What is the typical overall stopping distance for a car at 70 mph?
- 73 metres (240 feet)
- 53 metres (175 feet)
- 120 metres (394 feet)
- 96 metres (315 feet)
显示答案
答案: D. 96 metres (315 feet)
Rule 126: at 70 mph the typical stopping distance is 96 metres: 21 metres thinking and 75 metres braking.
第17题，共25题
What is the typical overall stopping distance for a car at 50 mph?
- 36 metres (118 feet)
- 23 metres (75 feet)
- 53 metres (175 feet)
- 73 metres (240 feet)
显示答案
答案: C. 53 metres (175 feet)
Rule 126: at 50 mph the typical stopping distance is 53 metres: 15 metres thinking and 38 metres braking.
第18题，共25题
Overall stopping distance is made up of which two parts?
- Seeing distance and steering distance
- Thinking distance and braking distance
- Engine braking and footbraking
- Following distance and passing distance
显示答案
答案: B. Thinking distance and braking distance
Rule 126: stopping distance is the distance you travel while you react (thinking) plus the distance you travel while braking.
第19题，共25题
What is the typical thinking distance at 30 mph?
- 6 metres
- 9 metres
- 14 metres
- 23 metres
显示答案
答案: B. 9 metres
Rule 126: at 30 mph you travel about 9 metres before you even start to brake.
第20题，共25题
On a fast road in good, dry conditions, what gap should you leave behind the vehicle in front?
- At least one second
- At least half a second
- One car length
- At least two seconds
显示答案
答案: D. At least two seconds
Rule 126: leave at least a two-second gap on high-speed roads and in tunnels.
第21题，共25题
The road is wet. How should you change your gap to the vehicle in front?
- Add half a second
- At least double it
- Halve it
- Keep it the same
显示答案
答案: B. At least double it
Rule 126 and Rule 227: stopping distances are at least double on wet roads, so the gap should be at least doubled.
第22题，共25题
How much longer can stopping distances be on icy roads than on dry roads?
- Up to ten times longer
- The same, if your tyres are good
- Up to three times as long
- Up to twice as long
显示答案
答案: A. Up to ten times longer
Rule 230: in icy or snowy weather, stopping distances can be ten times greater than on dry roads.
第23题，共25题
You have to stop in traffic in a tunnel. What is the smallest gap you should leave to the vehicle in front?
- 20 metres
- No gap is needed
- 1 metre
- 5 metres
显示答案
答案: D. 5 metres
Rule 126: if you have to stop in a tunnel, leave at least a 5-metre gap between you and the vehicle in front.
第24题，共25题
In heavy rain your steering suddenly feels unresponsive. What should you do?
- Steer sharply to the left towards the kerb
- Ease off the accelerator and slow down gradually
- Accelerate to get through the water quickly
- Brake hard to stop as quickly as possible
显示答案
答案: B. Ease off the accelerator and slow down gradually
Rule 227: if the steering becomes unresponsive, water is stopping the tyres gripping. Ease off the accelerator and slow down gradually.
第25题，共25题
You must use headlights when visibility is seriously reduced. When is this generally the case?
- Only after sunset, on unlit roads
- When you cannot see more than 1 kilometre
- When you cannot see more than 300 metres (984 feet)
- When you cannot see more than 100 metres (328 feet)
显示答案
答案: D. When you cannot see more than 100 metres (328 feet)
Rule 226: use headlights when visibility is seriously reduced, generally when you cannot see for more than 100 metres.

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