Đánh giá năng lực Hà Nội
Đánh giá năng lực Hà Nội
Dạng bài Điền từ vào đoạn văn lớp 12
Read the following passage and mark the letter A, B, C, or D to indicate the correct word for each of the blanks.
BIRD FLU
There has been a(n) (41) ___________ of avian influenza, better known as bird flu in Asia recently. The first (42) ___________ died
two weeks ago in Vietnam and there have been cases reported since in Thailand, and there are some suspected cases in Cambodia (43) ___________.
Wild birds are affected by a large number of flu viruses, just as humans and other animals (44) ___________, but they are normally exclusive to birds. If the viruses manage to mutate, they can jump the species barrier and infect human beings. The first case (45) ___________ someone died was in Hong Kong in 1997.
There are several different forms of bird flu, raging from mild to very (46) ___________ infections, which spread rapidly and kill many of the birds they infect. It is spread by (47) ___________ birds-ducks, in particular - which carry the virus, but aren't killed by it. They can spread the virus to farm birds through (48) ___________ contact or by contaminating water supplies.
World Health Organization officials have attributed the spread of bird flu to human contact with the droppings of infected birds and (49) ___________ sanitation. There was no evidence at first that the virus spread from person to person, though there has been a (50) ___________ of this happening being investigated by scientists.
Trả lời cho các câu 46134, 46135, 46136, 46137, 46138, 46139, 46140, 46141, 46142, 46143 dưới đây:
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