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用所给动词的正确形式填空 1.He ___ (study) English for five yearsbefore h

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用所给动词的正确形式填空 1.He ___ (study) English for five yearsbefore he came here.
用所给动词的正确形式填空
1.He ___ (study) English for five yearsbefore he came here.
2I didn't see him,because he ___ (leave) when I returned home.
3.It ___ already ___ (stop) raining when I woke up this morning.
4.I ___(see) Han Mei yesterday.We ___(not see) each othwe since she left Beijing.
用所给动词的正确形式填空 1.He ___ (study) English for five yearsbefore h
过去完成时,=,时间点是到来之前,而到来也是过去时,所以是 had studied过去完成时,时间点是过去的过去,had left同上,过去完成时had stoppedsaw,时间点是她离开北京直到现在,所以是现在完成时haven't seen