MODULE 10 - Đại từ nhân xưng, Đại từ sở hữu và Đại từ phản thân
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Look! She is laughing. She ______ something funny or happy. A. must have B. must have had C. could have had D. can’t have had

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Look! She is laughing. She ______ something funny or happy.

must have

must have had

could have had

can’t have had

Giải thích

Chọn đáp án A