Question

【题目】So far, the moon ____ by man already.

A. is visited B. will be visited

C. has been visited D. was visited

Answer 1

【答案】C

【解析】 考查现在完成时。到目前为止，人类已经登上了月球。So far 引导的句型，一般用现在完成时，本句也是被动语态。故选C。