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Ⅳ. 阅读下面短文，根据短文内容，从方框内所给的选项中选出能填入空白处的最佳选项。选项中有一项为多余项。
Life in space is very different from life on Earth. For astronauts, every small thing becomes special and needs special preparation. 1.
First, eating in space is not easy. There is no gravity in space, so food can float away easily. 2.
Second, sleeping in space is also challenging. Astronauts cannot sleep on a normal bed or pillow. 3.
Third, doing daily activities is hard. Astronauts have to exercise every day to keep their muscles and bones strong. 4.
5.
A. They have to tie themselves to a safe place to sleep.
B. They use special exercise machines in the space station every day.
C. Let’s learn about some interesting and difficult parts of living in space.
D. Many astronauts dream of travelling into space and exploring the universe.
E. So astronauts can’t use open bowls or plates to hold their food.
F. All in all, life in space is full of challenges but amazing.
Life in space is very different from life on Earth. For astronauts, every small thing becomes special and needs special preparation. 1.
C
First, eating in space is not easy. There is no gravity in space, so food can float away easily. 2.
E
They can only eat food that is sticky or powdered, like yogurt and dried fruit. They also have to eat slowly and close their mouths tightly to stop food pieces from floating around the space station.Second, sleeping in space is also challenging. Astronauts cannot sleep on a normal bed or pillow. 3.
A
They usually sleep in small sleeping bags that are tied to the wall. If they don’t tie the bags, they will float around and bump into things while sleeping.Third, doing daily activities is hard. Astronauts have to exercise every day to keep their muscles and bones strong. 4.
B
Without exercise, their bodies will become weak, and they can’t live healthily in space for a long time.5.
F
Though it is hard, most astronauts say it is a once-in-a-lifetime experience. They feel lucky to see Earth from space and learn more about the universe.A. They have to tie themselves to a safe place to sleep.
B. They use special exercise machines in the space station every day.
C. Let’s learn about some interesting and difficult parts of living in space.
D. Many astronauts dream of travelling into space and exploring the universe.
E. So astronauts can’t use open bowls or plates to hold their food.
F. All in all, life in space is full of challenges but amazing.
答案
1.C 2.E 3.A 4.B 5.F
解析
【分析】首先通读全文，明确文章采用“总-分-总”结构，围绕太空生活的特殊之处展开。第1空需承接前文“太空生活特殊，小事需特殊准备”，引出下文具体内容；第2空需对应前文“无重力食物易漂浮”的问题；第3空需对应前文“不能用普通床/枕头”的睡眠要求；第4空需对应前文“宇航员需每天锻炼”的内容；第5空需对全文进行总结，结合各空的逻辑匹配选项即可。
【解析】1. 前文总述太空生活特殊，引出下文具体介绍太空生活的困难部分，C项“让我们了解太空生活中有趣又困难的部分”符合语境，故选C；2. 前文指出太空无重力食物易漂浮，E项“所以宇航员不能用开口的碗或盘子装食物”是该问题的解决办法，衔接自然，故选E；3. 前文说明宇航员不能用普通床或枕头，A项“他们必须把自己绑在安全的地方睡觉”是对应的睡眠方式，符合逻辑，故选A；4. 前文提到宇航员每天要锻炼以保持肌肉和骨骼强壮，B项“他们每天在空间站使用特殊的锻炼器材”是锻炼的具体内容，衔接紧密，故选B；5. 前文分述了太空生活的困难，F项“总之，太空生活充满挑战但很奇妙”是对全文的总结，故选F。
【答案】1.C 2.E 3.A 4.B 5.F
【知识点】英语语篇补全、太空生活主题阅读
【点评】本题为语篇补全题，要求学生把握文章的总分总结构，结合上下文逻辑关系选择合适的句子，难度适中，能考查学生的阅读理解和逻辑推理能力。
【难度系数】0.6
【解析】1. 前文总述太空生活特殊，引出下文具体介绍太空生活的困难部分，C项“让我们了解太空生活中有趣又困难的部分”符合语境，故选C；2. 前文指出太空无重力食物易漂浮，E项“所以宇航员不能用开口的碗或盘子装食物”是该问题的解决办法，衔接自然，故选E；3. 前文说明宇航员不能用普通床或枕头，A项“他们必须把自己绑在安全的地方睡觉”是对应的睡眠方式，符合逻辑，故选A；4. 前文提到宇航员每天要锻炼以保持肌肉和骨骼强壮，B项“他们每天在空间站使用特殊的锻炼器材”是锻炼的具体内容，衔接紧密，故选B；5. 前文分述了太空生活的困难，F项“总之，太空生活充满挑战但很奇妙”是对全文的总结，故选F。
【答案】1.C 2.E 3.A 4.B 5.F
【知识点】英语语篇补全、太空生活主题阅读
【点评】本题为语篇补全题，要求学生把握文章的总分总结构，结合上下文逻辑关系选择合适的句子，难度适中，能考查学生的阅读理解和逻辑推理能力。
【难度系数】0.6
