The authorities _______ actions to stop illegal purchase of wild animals and their associated products effectively. However, they didn't do so.
B. should have taken
Đáp án B
Kiến thức về động từ khuyết thiếu
Tạm dịch: Chính quyền đáng lẽ ra nên hành động để chấm dứt việc mua bán trái phép động vật hoang dã và những sản phẩm liên quan tới chúng một cách hiệu quả.
Mặc dù vậy, họ đã không làm.
=> Đáp án B (should + have + VPII): đáng lẽ ra nên làm trong quá khứ nhưng thực tế đã không làm.
Smoking is extremely detrimental to health, _____ many people continue to smoke anyway.
Many years ago, black children were _____________ to discrimination in many schools.
The authorities recommend that the meeting _____________ next Monday.
Her husband is very kind. He always cares _____ her and never puts all of the housework her.
The archaeological excavation _____ to the discovery of the ancient city lasted several years.
As a small boy, he used to _______ alone in the house for an hour or two.
Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions.
We decided to spend ______ summer in ______ seaside town.