题目内容
We ________ for the bus half an hour, but it has not come yet.
- A.have been waiting
- B.have waited
- C.are waiting
- D.have been waited
A
根据题意“等车”,这一动作从过去某一时刻持续到现在,还可能持续下去。
根据题意“等车”,这一动作从过去某一时刻持续到现在,还可能持续下去。
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That day, we______ for the train station when Tom fell and hurt his legs badly.
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