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
Đáp án A
I don’t like to ask people for help as a rule but I wonder if you could _______ me a favor.
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.
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.
True friendship should be based _____ understanding each other and faithfulness.
“Mom, May I go away to QuangBinh at the weekends to help the unlucky people there?” “______”