问题
选择题
My MP4 player isn’t in my bag. Where I have put it?
A．can
B．must
C．should
D．would
答案
A
can用于疑问句表示推测。
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My MP4 player isn’t in my bag. Where I have put it?
A．can
B．must
C．should
D．would
A
can用于疑问句表示推测。