题目内容

There are three pipes (or lines) between the fuel tank ______ the vehicle and the components in the engine compartment.

A. at the rear of
B. at the front of
C. at the top of
D. at the bottom of

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and a line filter is fitted in the supply line between the______and the fuel pump, or between the fuel pump and the carburetor.

A. fuel tank
B. oil tank
C. fuel filter
D. oil filter

By measuring engine coolant temperature, the ECM knows the _____ temperature of the engine.

A. effective
B. average
C. highest
D. lowest

The _____consists of the fuel tank, fuel pump, fuel filter, fuel supply pipe, fuel injector, fuel pressure regulator, and fuel return pipe.

A. fuel supply system
B. air supply system
C. oil supply system
D. fuel inject system

The pipes connected to the fuel tank are : the fuel supply line, the return line, the _____ line and other lines.

A. vapor
B. oil
C. water
D. fuel

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