题目内容

【题目】Progress __________ so far very good and we are sure that the work will be finished on time.

A. was B. had been

C. has been D. will be

【答案】C

【解析】句意:到目前为止,一切进展良好,我们确信工作能够按时完成。so far( =by now)提示我们要用现在完成时。

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