The author mentions the extinction of the dinosaurs in paragraph 2 to emphasize that ______.
A. not all mass extinctions have been caused by human activity
B. actions by humans could not stop the irreversible process of a species’ extinction
C. Earth’s climate has changed significantly since the dinosaurs’ extinction
D. the cause of the dinosaurs’ extinction is unknown
Giải bởi Vietjack
Đáp án A
Mark the letter A, B, C, or D on your answer sheet to indicate the word whose underlined part differs from the other three in pronunciation in each of the following question.
It is reported that humans are the main reason for most species' declines and habitat _______ and degradation are the leading threats.
The International Organizations are going to be in a temporary way in the country.
Mark the letter A, B, C, or D on your answer sheet to indicate the word that differs from the other three in the position of primary stress in each of the following question.
