题目内容
用动词的适当形式填空
A:Why didn't he buy the ticket for the football match then?
B:Because his classmate ________ (book) one for him.
答案:had booked
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题目内容
用动词的适当形式填空
A:Why didn't he buy the ticket for the football match then?
B:Because his classmate ________ (book) one for him.