Question

【题目】By the end of last week, she ________ in the west of China for two months helping the homeless children.

A.stayedB.has stayedC.had stayed

Answer 1

【答案】C

【解析】

句意：到上周末为止，她已经待在中国西部两个月，帮助无家可归的孩子。

考查动词时态。A. stayed一般过去时；B. has stayed现在完成时；C. had stayed过去完成时。根据时间标志词By the end of last week，可知用过去完成时，故选C。