Mark the letter A, B, C, or D on your answer sheet to indicate the word or phrase that is CLOSEST in meaning to the underlined part in each of the followings.
Humans depend on species diversity to provide food, clean air and water, and fertile soil for agriculture
A. destruction
B. Contamination
C. fertilizer
D. variety
Đáp án : D
Chọn D “variety” nghĩa là đa dạng bằng “diversity”.