A-A+

No sooner ______ than they started to repair the sludge pump.

2020-09-18 20:27:35 资格考试 阅读

问题详情

A.the second engineer had got into the engine room

B.the second engineer got into the engine room

C.has the second engineer got into the engine room

D.did the second engineer get into the engine room

请帮忙给出正确答案和分析,谢谢!

参考答案

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