Miss Green isn’t in the office. She to the library. A. wentB. wasC. has gone D. has been

问题补充：

Miss Green isn’t in the office. She to the library.

A. went

B. was

C. has gone

D. has been

答案：

A. went

B. was

(答案→)C. has gone

D. has been

解析：句意：格林老师不在办公室。她已经去了图书馆。结合语境可知本句描述的是现在已经完成的动作，故用现在完成时态。在完成时态中has been to 是已经去过某处，并且已经回来了。has gone to 是已经去了某处，但是到目前为止还没有回来。结合语境可知选C。