题海让大学四年没有难题
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题目详情

单选题 "Why are those policemen outside the bank?" " _________ a robbery."

A. There is

B. It is

C. There has been

D. It have been

学科:英语四级备考方法与策略(2023秋)

时间:2023-11-11 02:04:29

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