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沪教版（2025）八年级英语上册Unit 4 Inventions单元测试卷
一、单项选择（15分，每题1分）
1. Inventions have greatly changed our ______.
A. lives B. jobs C. schools D. families
2. —______ invention do you think is the most important
— The Internet, I think.
A. What B. Which C. Who D. Whose
3. The ______ of the wheel is a great invention in history.
A. discover B. discovery C. invent D. invention
4. We use ______ to keep food cold.
A. fridges B. TVs C. computers D. phones
5. —When was the telephone ______
— It was invented in 1876.
A. found B. discovered C. invented D. made
6. Some inventions, like the airplane, have made our ______ faster.
A. work B. travel C. study D. sleep
7. Inventions often come from people's ______ to solve problems.
A. ideas B. money C. time D. jobs
8. We can use ______ to take photos and record videos.
A. cameras B. radios C. clocks D. watches
9. The ______ of the light bulb has made our nights brighter.
A. inventor B. invention C. discoverer D. discovery
10. —______ do you think of the new invention
— It's very useful.
A. How B. What C. Which D. Where
11. Inventions in ______ have improved our health care.
A. technology B. medicine C. education D. sports
12. We can ______ with people far away because of the invention of the telephone.
A. talk B. play C. eat D. sleep
13. Some inventions are ______ to the environment, while others may be harmful.
A. good B. bad C. helpful D. friendly
14. The ______ of the printing press helped spread knowledge more widely.
A. inventor B. invention C. discoverer D. discovery
15. Inventions make our lives more ______ and comfortable.
A. difficult B. easy C. hard D. bad
二、完形填空（10分，每题1分）
Inventions are amazing creations that 16.______ our world.
Throughout history, many great inventions have been made. The 17.______ of the steam engine started the Industrial Revolution. It changed the way people 18.______ and traveled.
In modern times, inventions like the computer and the Internet have 19.______ our lives completely. We can now communicate with people around the world in seconds and get information 20.______.
Inventions often come from people's need to solve 21..______ For example, the invention of the umbrella was to protect people from rain. The invention of glasses helped people with 22. ______problems see better.
However, not all inventions are perfect. Some may have 23.______ effects on the environment or society. So, inventors need to think about the 24.______ of their inventions.
We should respect inventors and their 25.______. Their creations make our lives better.
16. A. change B. make C. do D. have
17. A. inventor B. invention C. discoverer D. discovery
18. A. played B. worked C. studied D. slept
19. A. changed B. made C. did D. had
20. A. slowly B. quickly C. easily D. hardly
21. A. jobs B. problems C. work D. time
22. A. hearing B. speaking C. vision D. smell
23. A. good B. bad C. helpful D. friendly
24. A. uses B. effects C. jobs D. time
25. A. inventions B. jobs C. time D. ideas
三、阅读理解（30分，每题2分）
A
The history of inventions is full of interesting stories.
One of the most famous inventions is the printing press invented by Johannes Gutenberg in the 15th century. Before the printing press, books were copied by hand, which was slow and expensive. The printing press made it possible to produce books in large numbers, so more people could read and learn. This helped spread knowledge and ideas across Europe.
Another important invention is the light bulb invented by Thomas Edison. Before the light bulb, people used candles or oil lamps, which were not very bright and could be dangerous. The light bulb provided a safe and bright source of light, changing the way people lived and worked.
26. Who invented the printing press
A. Thomas Edison B. Johannes Gutenberg C. Alexander Graham Bell D.莱特兄弟
27. What was the problem before the printing press
A. Books were copied by hand, slow and expensive. B. There were no books.
C. People didn't like to read. D. Books were too cheap.
28. How did the printing press change people's lives
A. It made books more expensive. B. It made it harder to get books.
C. It helped spread knowledge and ideas. D. It didn't change anything.
29. Who invented the light bulb
A. Thomas Edison B. Johannes Gutenberg C. Alexander Graham Bell D.莱特兄弟
30. What was the advantage of the light bulb
A. It was dangerous. B. It provided a safe and bright light.
C. It was very expensive. D. It used a lot of oil.
B
Inventions in the 21st century are changing the world rapidly.
One of the most popular inventions is the smartphone. Smartphones have combined many functions, such as making calls, sending messages, taking photos, surfing the Internet, and running apps. They have made our lives more convenient and connected. We can do almost everything with a smartphone in our hands.
Another great invention is the electric car. With the concern for the environment, electric cars are becoming more and more popular. They produce less pollution than traditional cars and use renewable energy. This helps reduce air pollution and fight climate change.
31. What functions do smartphones have
A. Only making calls. B. Making calls, sending messages, taking photos, surfing the Internet, and running apps.
C. Only taking photos. D. Only surfing the Internet.
32. How have smartphones changed our lives
A. They have made our lives more convenient and connected. B. They have made our lives more difficult.
C. They have made us less connected. D. They have no effect on our lives.
33. Why are electric cars popular
A. They are very fast. B. They are very cheap.
C. They produce less pollution and use renewable energy. D. They are very big.
34. What is the advantage of electric cars
A. They help reduce air pollution. B. They use a lot of oil.
C. They are more expensive. D. They are difficult to drive.
35. What is the main idea of this passage
A. The history of smartphones. B. The history of electric cars.
C. Inventions in the 21st century. D. How to invent things.
C
Inventions can also be small but useful.
A Post - it note is a small invention but has made a big difference in our lives. It was invented by accident. A scientist was trying to make a strong glue but ended up with a weak one. Later, he found that this weak glue could be used to stick notes on surfaces and they could be easily removed without leaving marks. Post - it notes are now widely used in offices and schools.
Another small but useful invention is the ballpoint pen. Before the ballpoint pen, people used fountain pens, which often leaked and made a mess. The ballpoint pen is more convenient and doesn't leak easily. It has become one of the most popular writing tools in the world.
36. How was the Post - it note invented
A. On purpose. B. By accident. C. By design. D. By plan.
37. What was the problem with fountain pens
A. They were too expensive. B. They often leaked and made a mess.
C. They were not easy to use. D. They were not popular.
38. What is the advantage of the ballpoint pen
A. It is very cheap. B. It is very big.
C. It is more convenient and doesn't leak easily. D. It is very beautiful.
39. Where are Post - it notes widely used
A. In offices and schools. B. In hospitals. C. In factories. D. In parks.
40. What is the main idea of this passage
A. Big inventions in history. B. Small but useful inventions.
C. How to invent small things. D. The history of Post - it notes.
四、词汇运用（10分，每题1分）
（一）根据句意及首字母提示填空（5分）
41. Inventions have c_______ our world a lot.
42. The i________ of the telephone made communication easier.
43. We use fridges to k________ food fresh.
44. Some inventions are very u________ in our daily lives.
45. The d_______ of new inventions needs creativity.
（二）用所给词的适当形式填空（5分）
46. The _______ (invent) of the computer has changed our work and study.
47. We should learn from great _______ (inventor) like Thomas Edison.
48. Inventions make our lives more _______ (convenience) and comfortable.
49. The light bulb _______ (invent) by Thomas Edison in 1879.
50. We use smartphones ________ (do) many things, like shopping and learning.
五、句型转换（10分，每题2分）
51. Inventions have changed our lives.（改为一般疑问句）
________ inventions _______ our lives
52. The wheel is a great invention.（对划线部分提问）
_________ is the wheel
53. The telephone was invented in 1876.（对划线部分提问）
_______ _______ the telephone invented
54. We use fridges to keep food cold.（改为被动语态）
Fridges _______ _______ to keep food cold by us.
55. Inventions are useful.（改为感叹句）
_______ _______ inventions are!
六、短文填空（10分，每题1分）
从方框选单词，用其正确形式填空，使短文通顺。
Inventions play an 56._______ role in 57._______ our world. They are 58.______ to 59._______ people's 60._______ and 61._______ problems.
Throughout history, many great 62._______ have been made. Some inventions, like the Internet, have had a huge 63._______ on our lives. They have made our lives more convenient and connected.
In the 64.,________ we can expect more amazing inventions. These inventions will continue to 65.________ our world and make our lives better.
七、书面表达（15分）
请以“My Favorite Invention”为题，写一篇短文，介绍你最喜欢的发明，说明喜欢的原因，以及它对你生活的影响等，不少于80词。
___________________________________________________________________________
___________________________________________________________________________
___________________________________________________________________________
___________________________________________________________________________
___________________________________________________________________________
___________________________________________________________________________
答案
一、单项选择
1. A 2. B 3. D 4. A 5. C 6. B 7. A 8. A 9. B 10. B 11. B 12. A 13. D 14. B 15. B
二、完形填空
16. A 17. B 18. B 19. A 20. B 21. B 22. C 23. B 24. B 25. A
三、阅读理解
26. B 27. A 28. C 29. A 30. B 31. B 32. A 33. C 34. A 35. C 36. B 37. B 38. C 39. A 40. B
四、词汇运用
（一）
41. changed 42. invention 43. keep 44. useful 45. development
（二）
42. invention 47. inventors 48. convenient 49. was invented 50. to do
五、句型转换
51. Have; changed 52. What 53. When was 54. are used 55. How useful
六、短文填空
56. important 57. changing 58. used 59. improve 60. lives 61. solve 62. inventions 63. effect 64. future 65. change
七、书面表达（略）

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