Question

【题目】—Whose hair band is this?

—It _____ be Grace’s. She is the only girl at the meeting.

A.mightB.wouldn’t

C.mustD.can’t

Answer 1

【答案】C

【解析】

试题分析: 句意：这是谁的发卡？一定是Grace的，她是会议上唯一的一个女孩。A可能；B不会；C一定；D不可能；根据She is the only girl at the meeting，故选C。