Unit1暑假知识点预习2025-2026学年鲁教版英语九年级全册

Unit1 When was it invented? 暑假知识点预习 （鲁教版英语五四学制九年级全册） 一、根据音标和中文提示写单词（10个） 1. /ˈɪnvent/ ________（发明） 2. /ˈkærət/ ________（胡萝卜） 3. /ˈsliːpɪ/ ________（困倦的） 4. /ˈnəʊtiːs/ ________（注意到） 5. /ˈkʌmfet/ ________（安慰） 6. /ˈprɒfɪt/ ________（利润） 7. /ˈdʒentli/ ________（温柔地） 8. /ˈsɜːkl/ ________（圆圈） 9. /ˈsɜːtn/ ________（确定的） 10. /ˈæksɪdənt/ ________（事故） 二、根据中文提示完成词组（20个） 1. 被发明 _______________ 2. 偶然地 _______________ 3. 根据 _______________ 4. 梦想成为 _______________ 5. 掉进 _______________ 6. 被用来做 _______________ 7.在历史上 _______________ 8.阻止……做某事 _______________ 9.与……相似 _______________ 10.被分成 _______________ 11. 在古代 _______________ 12. 毫无疑问 _______________ 13.在……的末端_______________ 14.大量的_______________ 15. 改变主意 _______________ 16. 被……覆盖 _______________ 17. 在……的帮助下 _______________ 18. 导致 _______________ 19.与……比较_______________ 20.被……所熟知 _______________ 三、词性转换（10个） 1. invent (v.) → ________ (n.) 发明家 2. produce (v.) → ________ (n.) 产品 3. sudden (adj.) → ________ (adv.) 突然地 4. nation (n.) → ________ (adj.) 国家的 5. create (v.) → ________ (n.) 创造 6. active (adj.) → ________ (n.) 活动 7. safe (adj.) → ________ (n.) 安全 8. heat (n.) → ________ (adj.) 热的 9. please (v.) → ________ (adj.) 高兴的 10. operate (v.) → ________ (n.) 手术 四、根据中文提示完成英语句子，每空一词（5句） 1. 电话是1876年发明的。 The telephone ________ ________ in 1876. 2. 这个机器是用来切水果的。 This machine ________ ________ ________ cutting fruit. 3. 据说茶是偶然被发现的。 ________ ________ that tea was discovered by accident. 4. 这些鞋子是由皮革制成的。 These shoes ________ ________ ________ leather. 5. 这个发明改变了世界。 This invention ________ the world. 五、选词填空（选择合适的词填空，每词限用一次） (invented, discovered, used, made, called) 1. Paper ________ in China about 2,000 years ago. 2. The new medicine was ________ by a famous scientist. 3. This kind of machine is ________ for washing clothes. 4. The boy ________ Tom is my classmate. 5. America was ________ by Columbus in 1492. 六、完形填空 The computer is one of the most important inventions in the 20th century. It was first ___1___ in 1946. At that time, it was very large and ___2___ a lot of money. But now computers have become smaller and ___3___. They are widely used in many fields, such as education, business and science. Without computers, our life would be much ___4___. Scientists believe that computers will play a more important role in the ___5___. 1. A. invented B. discovered C. made D. used 2. A. spent B. took C. cost D. paid 3. A. cheaper B. more expensive C. heavier D. slower 4. A. easier B. harder C. happier D. busier 5. A. past B. present C. future D. history 七、阅读理解 The Invention of the Telephone The telephone was invented by Alexander Graham Bell in 1876. Before the telephone, people communicated by letters or telegrams, which took a long time. Bell’s invention made it possible for people to talk to each other over long distances quickly. At first, many people didn’t believe it would be useful, but soon it became very popular. Today, the telephone has developed into mobile phones, which are even more convenient. （ ）1. Who invented the telephone? A. Thomas Edison B. Alexander Graham Bell C. Isaac Newton D. Albert Einstein （ ）2. How did people communicate before the telephone? A. By email B.By letters or telegrams C.By radio D.By mobile phones （ ）3. When was the telephone invented? A. In 1876 B. In 1886 C. In 1896 D. In 1906 （ ）4. Why was the telephone important? A. It saved time in communication. B. It was very cheap. C. It was the first invention. D. It could send emails. （ ）5. What has the telephone developed into today? A. Computers B. Mobile phones C. Televisions D. Radios 答案 一、单词拼写 1. invent 2. carrot 3. sleepy 4. notice 5. comfort 6. profit 7. gently 8. circle 9. certain 10. accident 二、词组填空 1. be invented 2. by accident 3. according to 4. dream of being 5. fall into 6. be used for 7. in history 8. stop...from doing 9. be similar to 10. be divided into 11. in ancient times 12. without doubt 13. at the end of 14. a large number of 15. change one’s mind 16. be covered with 17. with the help of 18. lead to 19. compare with 20. be known as 三、词性转换 1. inventor 2. product 3. suddenly 4. national 5. creation 6. activity 7. safety 8. hot 9. pleased 10. operation 四、完成句子 1. was invented 2. is used for 3. It is said 4. are made of 5. changed 五、选词填空 1. was invented 2. discovered 3. used 4. called 5. discovered 六、完形填空 1. A 2. C 3. A 4. B 5. C 七、阅读理解 1. B 2. B 3. A 4. A 5. B 学科网（北京）股份有限公司 $$