题目内容

We can learn from Paragraph 3 that deep venous thrombosis usually happens because _____.

A. the economy class is not spacious enough
B. there are too many economy-class passengers
C. passengers are not allowed to walk during the flight
D. the low pressure in the cabin prevents blood flowing smoothly

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The statement "bring the desired double trophy back to Japan" (Para. 4) most probably implies that_____.

A. the world"s oldest woman is also Japanese
B. Mr. Tanabe is happy to have been crowned the world"s oldest man
C. Japan feels proud to have the largest number of the centenarians
D. once the world"s oldest man and woman were Japanese

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在金属结构中或容器内操作时，安全照明灯的电压为36V。()

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The phrase "a small step for mankind" (Para. 5) shows that the increased endowment spending will

A. encourage more public spending
B. contribute to social development
C. harmonize different schools
D. pave the way for free education

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在潮湿环境操作时，只要戴好绝缘手套和穿好绝缘鞋就可以保证安全。()

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We can learn from Paragraph 3 that deep venous thrombosis usually happens because _____.

A. the economy class is not spacious enough B. there are too many economy-class passengers C. passengers are not allowed to walk during the flight D. the low pressure in the cabin prevents blood flowing smoothly

The statement "bring the desired double trophy back to Japan" (Para. 4) most probably implies that_____.

在金属结构中或容器内操作时，安全照明灯的电压为36V。()

The phrase "a small step for mankind" (Para. 5) shows that the increased endowment spending will

在潮湿环境操作时，只要戴好绝缘手套和穿好绝缘鞋就可以保证安全。()

A. the economy class is not spacious enough
B. there are too many economy-class passengers
C. passengers are not allowed to walk during the flight
D. the low pressure in the cabin prevents blood flowing smoothly