Unit 4 Life on Mars 单元拔尖检测 限时: 90分钟 满分: 100分 一、单项选择 (共10 小题；每小题1 分，满分10 分) 从 A、B、C、D 四个选项中，选出可以填入空白处的最佳选项。 ( ) 1. — What’s the _____ of the girls in your class — About 50%. A. number B. percentage C. population D. amount ( ) 2. — Do you feel like moving to Mars — Sure. I’m in no _____ that life on Mars would be interesting. A. doubt B. hurry C. way D. agreement ( ) 3. [2024 泰州期末] Students should be _____ that even a small thing like saving water or looking after a tree can make a big difference to our environment. A. alone B. awake C. aware D. afraid ( ) 4. Don’t always _____ your daughter _____ others. It’s not good for her growth. A. compare; from B. connect; to C. compare; with D. prevent; from ( ) 5. Sarah is used to doing all the preparations before _____ a plan. A. trying on B. breaking down C. thinking of D. carrying out ( ) 6. Tan Dun thinks there is no need to use any musical instruments. _____, the best music comes from nature. A. In all B. After all C. First of all D. Above all ( ) 7. _____ of the students in our class _____ going to the summer camp in Beijing next week. A. Two fifths; is B. Second fifths; are C. Second fifths; is D. Two fifths; are ( ) 8. Spacecraft _____ made _____ possible for humans to research into the universe. A. have; that B. has; that C. have; it D. has; it ( ) 9. —I haven’t seen the latest film. What about you —_____. I am busy preparing for my job interview. How about watching it together next weekend A. So do I B. Me neither C. Neither I have D. So have I ( ) 10. — The weather report says it will be sunny tomorrow. —_____. I am going to go hiking with my classmates. A. I’m afraid not B. I hope so C. Sounds terrible D. I don’t think so 二、完形填空 (共15 小题；每小题1 分，满分15 分) 阅读下面短文，从短文后每题所给的A、B、C、D 四个选项中，选出可以填入空白处的最佳选项。 If you have an interest in space, you must have heard of the Hubble Space Telescope (HST, 哈勃空间望远镜), which was sent into space in 1990. During the thirty-five years, it helped 11_____ gain a deeper understanding of outer space. After the HST 12_____ its job, the new James Webb Space Telescope (JWST) took its place and continued working for people. Just like the HST, the JWST was named after a(n) 13_____. But there was a difference. Edwin Hubble was a widely-respected space scientist, 14_____ James Webb was neither a scientist nor an engineer. Then 15_____ did people name the telescope after him To answer the question, we need to go back to 1961. The American president chose Webb to 16_____ NASA (美国国家航空航天局). Webb wasn’t willing to take the job, since he knew 17_____ about science and technology. But the president insisted that someone who was good at 18_____ should be the leader. Through Webb’s efforts, NASA indeed 19_____. It developed spacecraft to explore the Moon and sent probes (探测器) to planets like Mars and Venus. But the organization still 20____ ... ...
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