Câu hỏi:
30/06/2022 99Read the following passage and mark A, B, C, or D to indicate the correct answer to each of the blanks from 46 to 50.
University researchers have taken samples from a preserved dodo specimen in an (46) _____ to uncover the extinct bird‟s family tree. They worked with the British Natural History Museum to collect and study genetic material from large number of specimens: a preserved dodo, the extinct solitaire bird, and 35 kind of living pigeons and doves. Their analysis (47) _____ the doo and the solitaire to be close relatives with the Nicobar pigeon, their nearest living relative. The dodo lived on Mauritius in the Indian Ocean. It was a flightless bird, bigger than a turkey. By 1681, all dodos had been (48) _____ by hungry sailors. The solitaire, which looked a bit like a dodo, had gone the same way by 1800. By extracting short pieces of the dodo‟s DNA and (49) _____ these with the DNA of living birds, the scientists were able to deduce when the dodo evolved away from its relatives into a separate entity. The scientists can now (50) _____ assume that the dodo developed its distinctive appearance and features as a result of its geographical isolation. They are now convinced that it separated from the solitaire about 25 million years ago, long before Mauritius became an island.
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Trả lời:
Kiến thức: Cụm từ
Giải thích:
attempt (n): nỗ lực intention (n): dự định
order (n): mệnh lệnh, yêu cầu assistance (n): hỗ trợ, giúp đỡ
in an attempt to do something: trong nỗ lực làm gì
University researchers have taken samples from a preserved dodo specimen in an (46) attempt to uncover the extinct bird‟s family tree.
Tạm dịch: Các nhà nghiên cứu ở trường đại học đã lấy mẫu từ một mẫu chim dodo được bảo tồn trong một nỗ lực để phát hiện ra cây gia phả của loài chim tuyệt chủng.
Đáp án: A
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CÂU HỎI HOT CÙNG CHỦ ĐỀ
Câu 1:
Câu 2:
The (2)______ trees are cut down to sell the wood to start farms.
Câu 3:
Câu 4:
Câu 5:
(3)_______ people continue cutting down that many trees in Sarawak rain forest, all the trees could be gone in eight years.
Câu 6:
Câu 7:
Read the following passage and mark the letter A, B,C or D on your answer sheet to indicate the correct word or phrase that best first each of the numbered blanks from 1 to 5.
Humans are destroying the earth‟s tropical rain forests. About 80,000 square kilometers are being destroyed every year. About a quarter of the (1)_____ comes from people cutting trees for fuel. Another quarter is to make grassland for their cattle. The (2)______ trees are cut down to sell the wood to start farms.
The population in cities all over the world is growing, and more and more wood is needed to build huge new buildings. For example, 5,000 trees from Sarawak rain forest in Malaysia were used to build just one tall building. (3)_______ people continue cutting down that many trees in Sarawak rain forest, all the trees could be gone in eight years.
The world needs more food, and it (4)______ like a good idea to clear the rain forests and use the land for agriculture. Many people think that the land under these huge, thick forests must be in rich nutrients, but it isn't. This is another surprising thing about rain forests. Most of the land in tropical rain forest is very(5)________.
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