题目内容
—Listen! Someone is playing the guitar in our classroom. Who is it?
—It ________ be John. He is the only student who can play it.
A. can’t B. must C. might
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题目内容
—Listen! Someone is playing the guitar in our classroom. Who is it?
—It ________ be John. He is the only student who can play it.
A. can’t B. must C. might