Unit 6 When was it invented 单元检测卷 2025-2026学年人教版（2012）九年级英语全册

Unit 6 When was it invented? 单元检测卷 （时间：70分钟 满分：90分） 一、语法选择（本大题共10小题，每小题1分，共10分） 请通读下面短文，掌握其大意，根据语法和上下文连贯的要求，从每小题所给的三个选项中选出一个最佳答案。 Inventions play an important role in our daily life. My favorite invention is the bicycle. It has a ____1____ history and is still widely used today. The first practical bicycle ____2____ invented in 1817 by a German inventor. I ride my bicycle to school every day. It's not only green but also good for my health. I always follow traffic rules when I ride, ____3____ it keeps me safe. Sometimes, I want to ride faster, ____4____ I know it's dangerous on busy roads. My teacher told us that many great inventions ____5____ by people who kept trying. For example, the light bulb ____6____ by Thomas Edison after thousands of tests. It's really amazing to see how these inventions make our lives ____7____ convenient. I also like to read books about inventions. It's ____8____ to learn how each invention was created. I hope one day I ____9____ invent something useful for people. ____10____ you have a favorite invention? ( )1. A. long B. longer C. longest ( )2. A. is B. was C. were ( )3. A. so B. better C. because ( )4. A. and B. so C. but ( )5. A. invented B. were invented C. are invented ( )6. A. developed B. was developed C. develops ( )7. A. more B. much C. most ( )8. A. interested B. interesting C. interest ( )9. A. can B. must C. need ( )10. A. Do B. Are C. Have 二、完形填空（本大题共10小题，每小题1分，共10分） 请通读下面短文，掌握其大意，从每小题所给的四个选项中选出一个最佳答案。 Last month, our school held an "Invention Week" activity. All students ____11____ to take part in different invention-related activities. On Monday, we ____12____ a talk from a famous inventor. He shared his experience of creating a new kind of solar-powered lamp. He said that his invention ____13____ to help people in areas without electricity. On Wednesday, we ____14____ an invention show. Many students displayed their small inventions, like a reusable water bottle and a foldable shopping bag. I was ____15____ by how creative my classmates were. On Friday, we ____16____ a group discussion about the most useful invention in history. Most of us thought the computer was the best, as it ____17____ people to work and study more easily. The activity made me realize that inventions ____18____ our world better. I plan to ____19____ more time learning about science and inventions. I hope I can ____20____ a small invention of my own someday! ( )11. A. were asked B. asked C. ask D. asks ( )12. A. gave B. listened C. attended D. made ( )13. A. designed B. was designed C. is designed D. designs ( )14. A. joined B. visited C. held D. organized ( )15. A. surprised B. boring C. tired D. angry ( )16. A. had B. made C. wrote D. told ( )17. A. allows B. allowed C. was allowed D. allow ( )18. A. make B. made C. have made D. are making ( )19. A. spend B. take C. pay D. cost ( )20. A. create B. created C. creating D. creates 三、阅读理解（本大题共15小题，每小题2分，共30分） 请阅读A、B、C三篇短文，从每小题所给的四个选项中选出能回答所提问题或完成所给句子的最佳答案。 A The Telephone - Invented by Alexander Graham Bell in 1876. - Used to communicate with people far away. - Now, it has developed into smartphones with many functions. Website: telephonehistory.com The Light Bulb - Invented by Thomas Edison in 1879. - Provides light for people to work and study at night. - Made people's lives more convenient and colorful. Tel: 4567890 for more stories The Bicycle - The first practical one invented by Karl von Drais in 1817. - A green way of transportation, good for health. - Popular all over the world, especially in cities with heavy traffic. Time: Exhibition at City Museum from 9am-5pm, this weekend The Computer - First built in 1946, very large at that time. - Now, it's small and powerful, used for work, study and entertainment. - Changed the way people live and work completely. Ask the science teacher for more details ( )21. Who invented the telephone? A. Thomas Edison B. Alexander Graham Bell C. Karl von Drais D. Unknown ( )22. If you want to know more stories about the light bulb, you can ____. A. visit telephonehistory.com B. call 4567890 C. go to City Museum D. ask the science teacher ( )23. Which invention is a green transportation? A. The telephone B. The light bulb C. The bicycle D. The computer ( )24. When was the first computer built? A. In 1876 B. In 1879 C. In 1817 D. In 1946 ( )25. What do we know about the computer? A. It was small when first built. B. It can only be used for work. C. It changed people's lives a lot. D. It was invented by Karl von Drais. B Inventions are like bridges between the past and the future. They change the way we live, work and play. The first great invention was the wheel, which was invented thousands of years ago. It made transportation much easier. Without the wheel, we couldn't have cars, trains or planes today. Later, the printing press was invented in the 15th century. It allowed books to be produced quickly and cheaply. This helped spread knowledge to more people, making education more accessible. In the 20th century, the Internet was invented. It connected the whole world. People can now communicate, shop and study online anytime, anywhere. Every invention starts with a problem. Inventors notice people's needs and try to find solutions. Their hard work and creativity make our world better and better. ( )26. What is the main idea of the passage? A. The history of the wheel. B. How inventions change our lives. C. The invention of the Internet. D. How to become an inventor. ( )27. Which invention was invented thousands of years ago? A. The wheel. B. The printing press. C. The Internet. D. The telephone. ( )28. What did the printing press help do? A. Make transportation easier. B. Spread knowledge to more people. C. Connect the whole world. D. Produce cars quickly. ( )29. When was the Internet invented? A. In the 15th century. B. Thousands of years ago. C. In the 20th century. D. In 1876. ( )30. What do inventors do according to the passage? A. They build bridges. B. They notice people's needs and find solutions. C. They produce books cheaply. D. They travel around the world. C 配对阅读。上栏是五位同学的需求，下栏是七则与发明相关的活动信息。请为每位同学匹配合适的活动。 ( )31. Mike wants to learn how the telephone was invented and developed. ( )32. Lisa needs to make a poster about green inventions for her science project. ( )33. Jack is interested in Thomas Edison's inventions and wants to know more stories. ( )34. Amy wants to join a competition to show her own small invention. ( )35. Bob wants to learn how to create a simple invention to solve daily problems. A. Telephone History Lecture: Talk about the invention and development of the telephone. Time: 2pm, Tuesday. B. Green Invention Poster Contest: Design posters about eco-friendly inventions. Winners get science books. Time: This week. C. Edison's Invention Stories: Share interesting stories about Thomas Edison and his inventions. Time: 3pm, Thursday. D. Student Invention Competition: Show your own small inventions and compete for prizes. Time: 10am, Saturday. E. Invention Workshop: Learn to design simple inventions to solve daily problems. Time: 4pm, Friday. F. Computer Science Club: Learn about computer technology and its future. Time: Every Wednesday afternoon. G. Bicycle Exhibition: Display different kinds of bicycles from past to now. Time: 9am-4pm, Sunday. 四、短文填空（本大题共10小题，每小题1.5分，共15分） 请从方框内选择适当的词并用其正确形式填空，使文章完整连贯。注意每空一词，每词仅用一次，有两词为多余项。 invent, change, use, help, but, happy, important, people, with, create, and, easy Inventions are very ____36____ in our lives. They have ____37____ the way we live for centuries. The wheel was one of the first great inventions. It ____38____ people move things more ____39____. Today, we still use wheels in many ways, like in cars and trains. The light bulb was ____40____ by Thomas Edison. It gives us light at night, ____41____ we can work and study longer. My grandma says that before the light bulb, people used candles, which were not safe. Last year, I ____42____ a small invention: a pencil holder that can also sharpen pencils. My classmates like it and say it ____43____ them a lot. I feel ____44____ that I can make something useful. I think everyone can be an inventor if they pay attention to ____45____ needs and try to create new things. 五、读写综合（本大题分为A、B两部分，共25分） A. 回答问题（本题共5小题，每小题2分，共10分） 请阅读下面短文，根据所提供的信息，回答5个问题。 Inventions are the result of people's creativity and hard work. They bring great changes to our society. The first computer was built in 1946. It was as big as a room and used a lot of electricity. Now, computers are small, fast and can do many things. We use them for working, studying, playing games and talking with friends. The mobile phone is another important invention. The first mobile phone was invented in 1973. It was heavy and could only make calls. Today, smartphones can take photos, play music, and even pay for things. Inventions not only make our lives easier but also help solve big problems. For example, solar-powered inventions help save energy, and medical inventions help treat sick people. We should respect inventors and learn from their spirit of never giving up. 46. When was the first computer built? ___________________________________________________________________ 47. What can we use computers for now? ___________________________________________________________________ 48. When was the first mobile phone invented? ___________________________________________________________________ 49. What can smartphones do today? ___________________________________________________________________ 50. How do inventions help solve big problems? ___________________________________________________________________ B. 书面表达（本题15分） 请根据要求完成短文写作。 你是李华，最近收到朋友Tom的来信，他问你最喜欢的发明是什么。请你用英文写一封信回复他，说明自己的想法。内容包括： (1) 你最喜欢的发明是什么； (2) 它的发明者和发明时间； (3) 它如何改变你的生活。 作文要求： (1) 不能照抄原文；不得在作文中出现真实校名、地名和考生的真实姓名。 (2) 语句连贯，词数60左右。作文的开头和结尾已经给出，不计入总词数。 Dear Tom, I'm glad to hear from you. You asked me about my favorite invention. Let me tell you. ___________________________________________________________________ ___________________________________________________________________ ___________________________________________________________________ What's your favorite invention? Write to me soon! Love, Li Hua 参考答案 一、语法选择 1. A 2. B 3. C 4. C 5. B 6. B 7. A 8. B 9. A 10. A 二、完形填空 11. A 12. C 13. B 14. B 15. A 16. A 17. A 18. C 19. A 20. A 三、阅读理解 21. B 22. B 23. C 24. D 25. C 26. B 27. A 28. B 29. C 30. B 31. A 32. B 33. C 34. D 35. E 四、短文填空 36. important 37. changed 38. helps 39. easily 40. invented 41. and 42. created 43. helps 44. happy 45. people's 五、读写综合 A. 回答问题 46. It was built in 1946. 47. We can use them for working, studying, playing games and talking with friends. 48. It was invented in 1973. 49. They can take photos, play music, and even pay for things. 50. Solar-powered inventions help save energy, and medical inventions help treat sick people. B. 书面表达（参考范文） Dear Tom, I'm glad to hear from you. You asked me about my favorite invention. Let me tell you. My favorite invention is the smartphone. It is developed from the mobile phone invented in 1973. Now, I use it to call my parents, take photos of beautiful moments, and even learn online courses. It makes my life more convenient and colorful. What's your favorite invention? Write to me soon! Love, Li Hua 学科网（北京）股份有限公司 $