题目内容
The telephone _____ three times in the last hour, and each time it _____ for my sister.
A. had rung; was B. has rung; was C. rang; has been D. has been ringing; is
B
解析:
略
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题目内容
The telephone _____ three times in the last hour, and each time it _____ for my sister.
A. had rung; was B. has rung; was C. rang; has been D. has been ringing; is
B
略