EXERCISE 1

1. T 2. F 3. F 4. T 5. F 6. T

EXERCISE 2

1. 内燃机 2. a reciprocating engine 3. 废气排放 4. fuel consumption

5. 燃油经济性 6. combustion chamber 7. 混合动力汽车 8. mass production

9. 双燃料汽车 10. air-cooled engine

EXERCISE 3

1. A diesel engine 2. internal combustion engine 3. diesel engine 4. converts … into

5. in a reciprocating engine 6. engine 7. four strokes cycle 8. electric engines

EXERCISE 4

1. C 2. F 3. A 4. B 5. E 6. D

EXERCISE 5

1. diesel engines, in many respects, work in the same way as gasoline engines

2. makes the car and the truck move

3. every time it was required to stop the car

4. Some of parts make the car more comfortable or better looking

5. if allowed to remain in the engine

EXERCISE 6

1. years 2. solve 3. basically 4. exhaust pipe 5. without

6. benefited 7. based on 8. in the 80’s 9. runs out 10. the right side

EXERCISE 7

1. D 2. G 3. A 4. J 5. B 6. H 7. C 8. F 9. E 10. I

EXERCISE 8

1. 代用燃料汽车 2. 高科技汽车 3. 混合动力电动汽车

4. 在节气门上方 5. 发动机控制系统 6. 发动机控制模块

EXERCISE 9

1.

1）that is stopping oil from circulating

2）The engine’s valve lifters are collapsed

2.

1）The engine may have mechanical problems

2）The engine’s piston rings may be worn