题目内容
10. He when you phoned him. (wait)
当你给他打电话时,他可能已在等你了。
10. might have been waiting for you对过去某时正发生之事的情况进行推测用"情态动词+ have been doing"的形式。
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题目内容
10. He when you phoned him. (wait)
当你给他打电话时,他可能已在等你了。
10. might have been waiting for you对过去某时正发生之事的情况进行推测用"情态动词+ have been doing"的形式。