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第一章 单元测试
1、单选题：
The heart of automobile is ( )
选项：
A:chassis
B:electric system
C:engine
D:body
答案: 【engine
】
2、单选题：
( ) holds all the main components and parts together.
选项：
A:clutch
B:brake
C:engine
D:chassis
答案: 【chassis
】
3、单选题：
( ) is a sheet metal shell with windows, doors, a hood, and a trunk deck built into it.
选项：
A:clutch
B:body
C:engine
D:chassis
答案: 【body
】
4、判断题：
Automobile have many kind of structure and shape, but their basic structure is different each other.（ ）
选项：
A:对
B:错
答案: 【错】
5、判断题：
Any automobile is composed of the section such as engine, chassis, body, electric system. （ ）
选项：
A:对
B:错
答案: 【对】
第二章 单元测试
1、单选题：
The ( ) stores liquid fuel and delivers it to the engines.
选项：
A:braking system
B:fuel system
C:cooling system
D:steering system
答案: 【fuel system
】
2、单选题：
The ( ) circuits coolant through the engine and the walls of the engine block and head
选项：
A:body
B:water pump
C:fuel tank
D:clutch
答案: 【water pump
】
3、单选题：
As the crankshaft nears the its second complete revolution, the piston again approaches the ( )position.
选项：
A:BDC
B:BBDC
C:TDC
D:ATDC
答案: 【TDC
】
4、判断题：
After circulating through the engine, the oil drops back to the oil pan.（ ）
选项：
A:错
B:对
答案: 【对】
5、判断题：
The exhaust system can not reduce the noise of the burned gases leaving the engine cylinders. （ ）
选项：
A:对
B:错
答案: 【错】
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