问题
选择题
—It’s the classroom! So you _______ know playing basketball is not allowed here.
—Oh, I am really sorry.[ ]
A. need
B. will
C. must
D. may
答案
答案：C
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—It’s the classroom! So you _______ know playing basketball is not allowed here.
—Oh, I am really sorry.[ ]
A. need
B. will
C. must
D. may
答案：C