汽车专业英语成都
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《汽车专业英语》第一套试卷
一. 单选题（共20题,共40分）
1. What determines the size and the placement of the engine block? （2分）
A.The number of spark plugs
B.The number of pistons
C.The number of cylinders
★考生得分：2 分评语：
2. With the piston at the bottom of the cylinder, the ___________ valve
___________ to allow the burned exhaust gas to be expelled to the exhaust system. （2分）
A.intake, closes
B.exhaust, closes
C.exhaust, opens
★考生得分：2 分评语：
3. When the crankshaft completes four revolutions for a four-cycle engine, each cylinder will have gone through ______intake stroke(s). （2分）
A.one
B.two
C.three
★考生得分：2 分评语：
4. the frame_____two straight pressed steel members, five cross members , the front axle , the rear axle and four wheels. （2分）
A.consists of
B.be made up of
C.include
★考生得分：2 分评语：
5. suspension is the term given to the system of springs. Shock absorbers and_____that connects a vehicle to its wheels. （2分）
A.contact
B.linkages
C.meet
★考生得分：2 分评语：
6. A crankshaft's job in an engine is to ___. （2分）
A.Deliver fuel to the cylinders
B.Keep cylinder heads in place
C.Change linear motion into rotational motion
★考生得分：2 分评语：
7. In the standard engine, each cylinder has _______. （2分）
A.four valves
B.two valves
C.one valve
★考生得分：2 分评语：
8. Why is oil such an important part of a car's engine ? （2分）
A.It keeps the engine cool
B.It keeps the steering wheel turning smoothly
C.It keeps the pistons and bearings lubricated for a smooth-running engine ★考生得分：2 分评语：
9. ______solid axle designs utilize springs to soften their inherent harsh ride characteristics , they still bump along like a brick out house. （2分）
A.even though
B.even if
C.although
★考生得分：2 分评语：
10. The ______is a device used to provide smooth engagement and disengagement of engine and transmission. （2分）
A.clutch
B.differential
C.final drive
★考生得分：2 分评语：
11. Flywheel _____tends to keep it rotating at a constant speed. （2分）
A.inertia
B.quality
C.weight
★考生得分：2 分评语：
12. A car engine's job is to ______ （2分）
A.Convert fuel into heat
B.Convert fuel into motion
C.Convert fuel into exhaust
★考生得分：2 分评语：
13. It does not only have economic effects but also provide____job opportunities. （2分）
A.numerous
B.difficult to count
C.countless
★考生得分：2 分评语：
14. This component is an electronically controlled valve that is capable of opening and closing many times per second.What is the name of the component? （2分）
A.oil pressure sensor
B.A fuel injector
C.A spark plug
★考生得分：2 分评语：
15. the electrical system contains battery light generator, engine ignition .lighting circuit, and various_____that control their use. （2分）
A.the socket
B.switches
C.the charger
★考生得分：2 分评语：
16. The four-stroke cycle operates in which order _____ （2分）
A.intake, exhaust, power, compression
B.intake, power, compression, exhaust
C.intake, compression, power, exhaust
★考生得分：2 分评语：
17. Which statement is right about the cooling system ？（2分）
A.The engine can cooled only by water.
B.To keep an engine in good working order,a cooling system is necessary.
C.An air cooling system means that the antifreeze is used to circulate through the engine.