题目内容
— Dad, I've signed for the box. What's in it?
— I'm not sure. It ________ be a gift from your aunt.
A.need B.must C.might D.will
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题目内容
— Dad, I've signed for the box. What's in it?
— I'm not sure. It ________ be a gift from your aunt.
A.need B.must C.might D.will