100 câu trắc nghiệm Từ trái nghĩa nâng cao (P4)
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Names of people in the book were changed to preserve anonymity

19/20

Names of people in the book were changed to preserve anonymity.

reveal

conserve

cover

presume

Giải thích

Đáp án A

preserve (v) bảo vệ >< reveal (v) bày ra