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Mr.Smithcouldn’topenthedoorbecausehisnaughtyboy

練習題3.11W

問題詳情:

Mr.Smithcouldn’topenthedoorbecausehisnaughtyboy

Mr. Smith couldn’t open the door because his naughty boy _______ it from the inside

A. would lock     B. was locking       C. has locked  D. had locked

【回答】

D

知識點:過去完成時及其被動式

題型:選擇題

標籤:MrSmithcouldn