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You were silly not-----the door of your garage.

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You were silly not-----the door of your garage.
A.to lock
B.to have locked
C.locking
D.having locked
选哪个为什么
You were silly not-----the door of your garage.
B.to have locked 是正确的,动作未完成才蠢;A表将来动作,在此意思不符;而C 和D明显不对,此种句子无此用法.辨别:
I am glad to have won the game 我很高兴赢了比赛(动作完成)
I will be glad to win the game 赢得比赛我才高兴(将来动作)