题目内容

漏水了

A. It is leaking.
B. It is broken.
C. It is filled with oil.
D. It is filled with sludge.油渣

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A. Weld it up.
B. Grind it.
C. Disassemble and clean it.
D. Send it to the shipyard.

A. He works as the chief engineer.
B. He may be the 2nd engineer.
C. He is a motorman.
D. He will be the fourth engineer.

A. He is always careful.
B. He always works together with others.
C. He likes to work alone.
D. He doesn't take the readings himself.

A. Take the readings.
B. Watch the operation of the machines.
C. Do some maintenance work.
D. Have a rest.