第五章测试1.The ( ) that the injector is open, the more fuel is injected.
A:smaller
B:shorter
C:bigger
D:longer
答案:D
2.Most vehicles today use ( ) injector per cylinder.
A:4
B:1
C:3
D:2
3.The （ ）on the fuel tank is used to keep the fuel from splashing out, release the vacuum created by the fuel removing, and prevent vapors from escaping directly into the atmosphere.
A:fuel cap
B:baffle
C:sump
D:filter
4.For a diesel fuel goes to the carburetor, then to the fuel nozzles.（ ）
A:对 B:错 5.The fuel system supplies gasoline or diesel fuel to the oil pan. （ ）
A:对 B:错
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