题目内容

切割机

A welding machine.
B. A drilling machine.
C. A grinding machine.
D. A cutting machine.

查看答案

搜索结果不匹配？点我反馈

更多问题

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

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.