科目:高中英语 来源: 题型:选择题
A. | covered | B. | covering | C. | being covered | D. | to be covered |
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科目:高中英语 来源: 题型:书面表达
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科目:高中英语 来源: 题型:选择题
A. | above all | B. | more or less | ||
C. | on the whole | D. | on the other hand |
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科目:高中英语 来源: 题型:选择题
A. | introduced | B. | has introduced | ||
C. | was introduced | D. | is being introduced |
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科目:高中英语 来源: 题型:选择题
A. | Controled | B. | Being controled | C. | To control | D. | Control |
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科目:高中英语 来源: 题型:选择题
A. | left | B. | leaving | C. | to leave | D. | having left |
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科目:高中英语 来源: 题型:填空题
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科目:高中英语 来源:2017届河南省豫南九校高三下学期质量考评七英语试卷(解析版) 题型:短文填空
Researchers from the University of Michigan have found that astronauts’ brains change shape during spaceflight. It is the first study1.(look) into how the brain changes in space. Researchers looked at high-tech MRI(磁共振成像)pictures of the brains of 26 astronauts who spent time in space. Twelve of the2.(astronaut) spent two weeks on the Space Shuttle, and 14 spent six months on the International Space Station. All of them3.(experience) increases and decreases in the size of 4.(differ) parts of the brain. The longer an astronaut spent in space ,the 5.(big) the size differences were.
The research produced some6.(interest) findings. One was that on gravity means fluids do not drop in the body, 7.there is a shift in the brain’s position inside the skull. The brain becomes either smaller or bigger. The findings could help doctors to treat problems that affect the brain’s function. They could treat people with problems 8.(cause)by long-term bed rest. They could also help those who have a build-up of fluid in the brain, which can lead9.brain damage. We will understand more about 10.neurons(神经元)in the brain connect. The findings will also help future trips to Mars.
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