Unit7 单元配套练习题 2025-2026学年沪教版英语八年级下册

8下第七单元配套练习题 班级：________ 姓名：________ 得分：________ 一、汉译英（根据中文提示写出对应词组，每题2分，共20分） 1. 太空探索 ____________ 2. 中国空间站（天宫） ____________ 3. 太空行走 ____________ 4. 太空垃圾 ____________ 5. 日常作息 ____________ 6. 保持健康 ____________ 7. 进入轨道 ____________ 8. 火星探索 ____________ 9. 肌肉流失 ____________ 10. 人造物体 ____________ 二、用方框内所给词组的适当形式填空（每题2分，共20分） 方框词组： live and work in space, adjust to, take off, perform a spacewalk, stay fit, float around, solve the problem, make great progress, build up strength, look at the Earth from space 1. Astronauts need several days to ____________ the environment without gravity. 2. The rocket will ____________ at 9 a.m. tomorrow and head for the space station. 3. Two astronauts will ____________ to repair the broken equipment outside the station. 4. It is not easy for humans to ____________ because of the harsh space environment. 5. In the spaceship, objects will ____________ if they are not fixed properly. 6. Astronauts exercise every day to ____________ and slow down muscle loss. 7. Many countries are working together to ____________ of space junk. 8. ____________ is one of the most amazing experiences for every astronaut. 9. China has ____________ in space exploration in the past few decades. 10. The small gym in the space station helps astronauts ____________ during their stay. 三、单项选择（每题2分，共20分） 1. The rocket failed ____________ because of a technical problem. A. to get into orbit B. getting into orbit C. get into orbit 2. It’s very likely ____________ humans will land on Mars by the 2050s. A. if B. that C. which 3. Astronauts ____________ make mistakes during the spacewalk, or it will be very dangerous. A. needn’t B. mustn’t C. shouldn’t 4. Space junk travels very fast and it may ____________ spacecrafts in orbit. A. hit B. hurt C. destroy 5. ____________ turns out that Mars has ice on its north pole. A. This B. That C. It 6. The air on Mars is thin and there is very little oxygen, so it can’t ____________ people to survive. A. allow B. make C. let 7. You must be joking! I seriously doubt that we can ____________ Mars in the near future. A. live on B. live in C. live at 8. Astronauts stick their sleeping bags to the wall to stop them from ____________. A. float around B. floating around C. floated around 9. The ____________ moment for the astronaut was when he saw the Earth from space for the first time. A. prouder B. proudest C. most proud 10. ____________ the development of China’s space station, more experiments will be done in space. A. With B. For C. As 四、根据句意完成句子（每空1分，共20分） 1. 太空垃圾的数量正在快速增长，这使太空任务变得危险。 The amount of space junk ____________ ____________ fast and it ____________ space missions ____________. 2. 宇航员穿着宇航服出舱，他们必须非常小心地移动。 Astronauts ____________ ____________ ____________ a spacesuit and they must ____________ ____________ ____________. 3. 火星的环境与地球最为相似，但它的辐射水平很高。 The environment of Mars ____________ ____________ ____________ to that of Earth, but its ____________ ____________ ____________ high. 4. 科学家们正在努力寻找方法来解决太空垃圾问题。 Scientists are working hard to ____________ ____________ to ____________ ____________ ____________ of space junk. 5. 为了减缓肌肉流失，宇航员每天都会使用健身器材锻炼。 To ____________ ____________ muscle loss, astronauts exercise with ____________ ____________ every day. 五、句型转换（每题4分，共20分） 1. Astronauts do experiments in China’s space station.（改为被动语态） Experiments ____________ ____________ in China’s space station by astronauts. 2. We will send more satellites into space next year.（对划线部分提问） ____________ ____________ we send into space next year? 3. It is impossible to live on Mars now.（改为同义句） ____________ ____________ on Mars now is impossible. 4. The astronaut felt excited when he reached the space station.（对划线部分提问） ____________ ____________ the astronaut ____________ when he reached the space station? 5. We can solve the problem of space junk by using new technology.（对划线部分提问） ____________ ____________ we solve the problem of space junk? 参考答案 一、汉译英 1. space exploration 2. China’s space station (Tiangong) 3. perform a spacewalk 4. space junk 5. daily routine 6. stay fit 7. get into orbit 8. Mars exploration 9. lose muscle 10. man-made objects 二、选词填空 1. adjust to 2. take off 3. perform a spacewalk 4. live and work in space 5. float around 6. stay fit 7. solve the problem 8. Looking at the Earth from space 9. made great progress 10. build up strength 三、单项选择 1. A 2. B 3. B 4. C 5. C 6. A 7. A 8. B 9. B 10. A 四、完成句子 1. is growing; makes; dangerous 2. go outside in; move very carefully 3. is most similar; radiation levels are 4. find ways; solve the problem 5. slow down; exercise equipment 五、句型转换 1. are done 2. What will 3. To live 4. How did; feel 5. How can 学科网（北京）股份有限公司 $