LGV Theory Test Practice (Lorry) 2026：第4套练习测试

LGV Theory Test Practice (Lorry) 练习测试第4套（共5套）：再练25道题，附答案和解释。

商用车辆
英国
120道题
核对于2026年10月10日

第1题，共25题
How much greater can stopping distances be on icy roads?
- About twice as great
- Up to ten times greater
- About half as great
- About the same as on dry roads
显示答案
答案: B. Up to ten times greater
Rule 126: stopping distances can be ten times greater on icy roads.
第2题，共25题
How should your gap from the vehicle in front change on wet roads?
- Keep it the same
- Halve it
- Reduce it to one second
- At least double it
显示答案
答案: D. At least double it
Rule 126: the gap should be at least doubled on wet roads.
第3题，共25题
Who is responsible for making sure the load on a lorry is secure before driving?
- Only the staff at the loading bay
- Only the owner of the vehicle
- Only the customer who sent the goods
- The driver, even if someone else loaded it
显示答案
答案: D. The driver, even if someone else loaded it
The driver is responsible for the load being safe and secure, whoever loaded it.
第4题，共25题
Load restraint must stop the load moving forward under harsh braking. What forward force should it resist?
- At least 80% of the load's weight
- At least 10% of the load's weight
- At least 50% of the lorry's weight
- Exactly 100% of the trailer's weight
显示答案
答案: A. At least 80% of the load's weight
Restraint should resist at least 80% of the load's weight forwards and 50% sideways and backwards.
第5题，共25题
How much of the load's weight should the restraint resist sideways and backwards?
- At least 50%
- At least 80%
- At least 10%
- At least 150%
显示答案
答案: A. At least 50%
Load restraint should hold at least 50% of the load's weight to the sides and rear.
第6题，共25题
On a curtain-sided lorry, what restrains the load?
- The curtains, in every case, if they are pulled tight
- Nothing extra is needed if you drive slowly
- Proper restraint such as straps, unless the curtains are rated for it
- The load's own weight, if it is over 1 tonne
显示答案
答案: C. Proper restraint such as straps, unless the curtains are rated for it
Standard curtains are not designed to restrain loads. Secure the load with suitable restraint.
第7题，共25题
You are making several drops. Why should you think about axle weights as you unload?
- Unloading always makes every axle lighter
- Removing part of the load can overload one axle
- Axle weights only matter when the lorry is empty
- It only changes what the tachograph records
显示答案
答案: B. Removing part of the load can overload one axle
As goods are removed, the weight distribution changes and an axle can become overloaded.
第8题，共25题
Where may a goods vehicle with a maximum laden weight over 7.5 tonnes be parked on a verge or pavement?
- Anywhere outside a built-up area, for any length of time
- Anywhere at night, if parking lights are on
- Anywhere, as long as the hazard lights are on
- Nowhere without police permission, except while loading and attended
显示答案
答案: D. Nowhere without police permission, except while loading and attended
Rule 246: these vehicles must not park on verges, pavements or central reserves without police permission, except when essential for loading, and then must not be left unattended.
第9题，共25题
Something falls from your lorry on a motorway. What should you do?
- Leave it and say nothing, as someone else will move it
- Reverse along the hard shoulder to the item and pick it up
- Do not remove it yourself; report it from an emergency telephone
- Stop on the hard shoulder and run back along it to collect it
显示答案
答案: C. Do not remove it yourself; report it from an emergency telephone
Rule 280: on a motorway, do not try to remove the obstruction yourself. Report it from an emergency telephone.
第10题，共25题
Something falls from your lorry on an ordinary road. What should you do?
- Ask a pedestrian to fetch it
- Stop and retrieve it only if it is safe to do so
- Drive on; it is not your problem
- Stop in the road and leave hazard lights on all day
显示答案
答案: B. Stop and retrieve it only if it is safe to do so
Rule 280: if anything falls from your vehicle, stop and retrieve it only if it is safe.
第11题，共25题
What must a trailer have in case its main coupling fails?
- An extra spare wheel fitted to the drawbar
- A second tachograph to record the trailer's movement
- Reflective tape on the coupling head only
- A secondary coupling, such as a chain or cable
显示答案
答案: D. A secondary coupling, such as a chain or cable
Rule 98: a trailer must have a secondary coupling device attached.
第12题，共25题
A red X is shown above your lane on a motorway. What must you do?
- Move out of that lane; you must not drive in it
- Stop under the sign until it clears
- Slow to 50 mph and stay in that lane
- Use that lane only to overtake
显示答案
答案: A. Move out of that lane; you must not drive in it
Rule 258: a red X means the lane is closed. You must not drive in it.
第13题，共25题
You join a motorway from a slip road. Who has priority?
- Whoever is faster
- You, because you are larger
- Traffic on the slip road
- Traffic already on the motorway
显示答案
答案: D. Traffic already on the motorway
Rule 259: give priority to traffic already on the motorway.
第14题，共25题
You need to cross a level crossing with a long, low or slow vehicle. What may signs tell you to do?
- Cross only when the amber lights are flashing
- Sound your horn and cross without stopping
- Stop and use the telephone to get permission from the signal operator
- Speed up so you clear the crossing as quickly as possible
显示答案
答案: C. Stop and use the telephone to get permission from the signal operator
Rule 299: drivers of large or slow vehicles must obey signs telling them to phone the signal operator before crossing.
第15题，共25题
Why is a long vehicle at more risk on a level crossing?
- Trains always stop for lorries on crossings
- Long vehicles are not allowed on any level crossing
- The barriers do not detect lorries
- A train could arrive before it has cleared the crossing
显示答案
答案: D. A train could arrive before it has cleared the crossing
Rule 299: a long or slow vehicle could still be on the crossing when a train arrives, so follow the telephone instructions.
第16题，共25题
You break down on a normal two-way road. Where should you place a warning triangle?
- At least 5 metres behind, in the middle of the road
- At least 45 metres behind, on the same side of the road
- In front of the vehicle only, at least 10 metres away
- Directly beside the vehicle, on the traffic side
显示答案
答案: B. At least 45 metres behind, on the same side of the road
Rule 274: place a warning triangle at least 45 metres behind, on the same side, but never on a motorway.
第17题，共25题
Should you place a warning triangle on a motorway?
- No, never
- Yes, in the next lane
- Yes, 45 metres behind
- Only at night
显示答案
答案: A. No, never
Rule 274: never use warning triangles on motorways.
第18题，共25题
You arrive at an incident involving a lorry with an orange hazard information panel. What should you do?
- Climb onto the vehicle to read the label and check the load
- Move the lorry yourself so traffic can pass
- Keep well away, do not smoke, and give the panel details to the emergency services
- Hose down any spill to stop it spreading
显示答案
答案: C. Keep well away, do not smoke, and give the panel details to the emergency services
Rule 284: keep well away from dangerous goods incidents and give the emergency services as much information as possible from the labels.
第19题，共25题
What do plain orange reflective plates on a lorry show?
- It is carrying dangerous goods in packages
- It is a slow-moving or abnormal load
- It is more than 12 metres long
- It is carrying live animals
显示答案
答案: A. It is carrying dangerous goods in packages
Rule 284: vehicles carrying dangerous goods in packages show plain orange reflective plates.
第20题，共25题
You are involved in a collision where someone is injured. When must you report it to the police if you did not do so at the scene?
- Within 30 days, in writing
- Only if the police contact you first
- Within 7 days, at any police station
- As soon as possible, and within 24 hours
显示答案
答案: D. As soon as possible, and within 24 hours
Rule 286: if you do not give your details at the scene, report it to the police as soon as possible, and within 24 hours.
第21题，共25题
Your lorry breaks down on a motorway with a hard shoulder. How should you leave the cab?
- By the nearside door, then wait behind the barrier
- Through the roof hatch, if one is fitted
- You should stay in the cab with the doors locked
- By the offside door, into the traffic lane
显示答案
答案: A. By the nearside door, then wait behind the barrier
Rule 275: get out using the left-hand door and wait well away from the vehicle, behind the barrier where there is one.
第22题，共25题
What is the drink-drive limit for lorry drivers in England and Wales?
- 80 mg of alcohol per 100 ml of blood, the same as other drivers
- 0 mg; professional drivers must not drink at all
- 20 mg of alcohol per 100 ml of blood, as for all professional drivers
- 50 mg of alcohol per 100 ml of blood, the same as in Scotland
显示答案
答案: A. 80 mg of alcohol per 100 ml of blood, the same as other drivers
England, Wales and Northern Ireland have an 80 mg limit for all drivers. Scotland's is 50 mg.
第23题，共25题
What is the drink-drive limit for lorry drivers in Scotland?
- 100 mg of alcohol per 100 ml of blood
- 20 mg of alcohol per 100 ml of blood
- 80 mg of alcohol per 100 ml of blood
- 50 mg of alcohol per 100 ml of blood
显示答案
答案: D. 50 mg of alcohol per 100 ml of blood
Scotland's limit is 50 mg per 100 ml of blood.
第24题，共25题
You start to feel sleepy while driving a lorry on a motorway. What should you do?
- Leave at the next exit or services and take a proper rest
- Drive faster so you finish the journey sooner
- Stop on the hard shoulder for a short nap
- Open the window and keep going to your destination
显示答案
答案: A. Leave at the next exit or services and take a proper rest
Rule 91: if you feel sleepy, stop in a safe place. Do not stop on the hard shoulder of a motorway.
第25题，共25题
When may you use a hand-held mobile phone while driving a lorry?
- Only to call 999 or 112 in an emergency when it is unsafe to stop
- When you are stopped in a traffic queue
- On quiet roads with little traffic
- For short calls of under one minute
显示答案
答案: A. Only to call 999 or 112 in an emergency when it is unsafe to stop
Rule 149: you must not use a hand-held phone while driving, except to call 999 or 112 in a genuine emergency when it is unsafe to stop.

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