题目内容
What ________ while Linda was on the telephone?
[ ]
A.was happened
B.was happening
C.happened
D.happens
答案:B
解析:
解析:
|
根据汉语来判断,Linda在接电话时正在发生什么事,用过去进行时. |
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题目内容
What ________ while Linda was on the telephone?
A.was happened
B.was happening
C.happened
D.happens
|
根据汉语来判断,Linda在接电话时正在发生什么事,用过去进行时. |