题目内容
How long may I ________this book? For about a week.
A.borrow | B.borrowed | C.keep | D.kept |
C
how long 与延续性动词连用,而四个选项中,只有CD为延续性动词,同时在may引导的疑问句中,动词要用动词原形,故选C
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A.borrow | B.borrowed | C.keep | D.kept |