单项选择题

I can’t find the key to my office. I ______ have lost it on my way home.

A. would
B. should
C. must
D. ought to
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单项选择题
A. A sweater. B. A skirt.C. A shirt. D. A necklace.
A. A sweater.
B. A skirt.
C. A shirt.
D. A necklace.
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