问题
选择题
8．－This is a gas station! And you_________know smoking is forbidden here.
－Oh, terribly sorry.
A．will
B．can
C．may
D．Must
答案
答案：D
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8．－This is a gas station! And you_________know smoking is forbidden here.
－Oh, terribly sorry.
A．will
B．can
C．may
D．Must
答案：D