CHUYÊN ĐỀ 5: ĐỘNG TỪ TÌNH THÁI (MODAL VERBS)

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 A