Bộ 10 đề ôn thi học sinh giỏi Tiếng anh lớp 9 có đáp án (Đề 8)

Tim looks so frightened and upset. He ________ something terrible. A. must experience B. can have experienced C. should have experienced D. must have experienced

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Tim looks so frightened and upset. He ________ something terrible.

must experience

can have experienced

should have experienced

must have experienced

Giải thích

Chọn đáp án D