1.had been sent
我没有收到信是因为地址错了（信被送到了错误的地址）
2.hasn't been seen
他年轻时离开家,直至今日.（直到今日,仍未回家,所以仍未被见到）
现在完成时的被动语态
I didn't receive the letter because it _____(send)to the wrong address .
I didn't receive the letter because it _____(send)to the wrong address .
顺便解释一下过去完成时是怎么回事!我不怕费事,你也可以发题给我!爱你
还有一题，He left home as a young man and ______(not see )since.顺便解释为什么 要不仅要知其然，而且之其所有然的答案！
顺便解释一下过去完成时是怎么回事!我不怕费事,你也可以发题给我!爱你
还有一题，He left home as a young man and ______(not see )since.顺便解释为什么 要不仅要知其然，而且之其所有然的答案！
英语人气：393 ℃时间：2019-10-24 00:52:54
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- 英语翻译
- i ____a letter from him since he left.A,didn't receive B.haven't got C.didn't have D.haven't heard