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用适当的时态填空1.She's __________ (live) here ever since she was te

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用适当的时态填空
1.She's __________ (live) here ever since she was ten
2.Both of them ________(be)in Hongkong for ten days
3.Both of them _______(come)to Hongkong ten days ago
4.Half an hour__________(pass)since the train ________(leave)
5.Mary ______(lose) her pen._______ you______(see)it here and there
用适当的时态填空1.She's __________ (live) here ever since she was te
1 lived 根据since从句,主句用现在完成时.
2 have been 句中有时间状语 for ten days,故用现在完成时.
3 came 句中有时间状语ten days ago,用于一般过去时.
4 has passed ,left 同第一句.主句用现在完成时,从句用一般过去时.
5 lost ,Have ,seen 丢钢笔这件事是过去的事,问你现在是否已看到?用现在完成时.