Bài tập Từ loại có đáp án Phần 4

The doctor said you should take good care of the cut after the operation to prevent _________ infection

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The doctor said you should take good care of the cut after the operation to prevent _________ infection.        OPERATE

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Giải thích

Đáp án đúng là: The doctor said you should take good care of the cut after the operation to prevent postoperative infection.