100 câu trắc nghiệm Từ trái nghĩa nâng cao (P2)

Synthetic products are made from chemicals or artificial substances

20/20

Synthetic products are made from chemicals or artificial substances.

natural

made by machine

man-made

unusual

Giải thích

Đáp án A

Synthetic (nhân tạo, tổng hợp); natural (tự nhiên)