100 câu trắc nghiệm Từ trái nghĩa nâng cao (P4)

No one knew precisely what would happen to a human being in space

17/20

No one knew precisely what would happen to a human being in space.

casually

flexibly

wrongly

informally

Giải thích

Đáp án C

precisely (a) một cách chính xác >< wrongly (a) sai