题目内容
---Sorry, I’m latebecause driving here was slow because of the traffic.
---That’s all right.I _______ long.
- A.haven’twaited
- B.haven’tbeen waiting
- C.don’t wait
- D.There isno doubt that
B
have been指过去某种状态的效果影响到现在。
have been指过去某种状态的效果影响到现在。
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