问题
选择题
—______ I leave all the books here?
—Sorry, you can't. You have to take them back home. [ ]
A. Need
B. Must
C. May
D. Should
答案
答案：C
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—______ I leave all the books here?
—Sorry, you can't. You have to take them back home. [ ]
A. Need
B. Must
C. May
D. Should
答案：C