How time flies! It’s almost three years we met last time.A. whenB. beforeC. whileD. since

发布时间：2020-08-21 04:00:08

How time flies! It’s almost three years      we met last time.
A. when
B. before
C. while
D. since

网友回答

A. when
B. before
C. while
(答案→)D. since
解析：此题重点考查句型结构it’s+段时间since+句子表示从…以来已经多久；
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