Bộ 20 đề ôn thi Chuyên Anh năm 2023 (Đề 79)

For thousands of years, (A) man has created (B) sweet-smelling substances from wood, herbs, and flowers and (C) using them for perfume (D) or medicine.

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For thousands of years, (A) man has created (B) sweet-smelling substances from wood, herbs, and  flowers and (C) using them for perfume (D) or medicine.

man

sweet-smelling

using them

or

Giải thích

Chọn C