23.When he the door.he found his keys were nowhere. A.would open B.opened C.had opened D.was to open 【查看更多】

 

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When he ________ the door,he found his keys were nowhere.

A.would open             B.opened            C.had opened           D.was to open

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When he ________ the door,he found his keys were nowhere.

A.would open?? ????????????? B.opened

C.had opened?? ????????????? D.was to open

 

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