Unit 5 Power of Ideas 重点词汇专项训练2026-2027学年人教版九年级英语上册

**基本信息** 聚焦Unit 5核心词汇，通过词性转换、语境填空等多维度训练，构建从基础派生到综合应用的词汇学习体系，提升语言能力与学习策略。 **专项设计** |模块|题量/典例|题型特征|知识逻辑| |----|-----------|----------|----------| |重点单词词性转换|22题|指定词性转换（如v.→n.）|从词汇基本形态派生入手，建立词性间转化规则| |正确形式填空|56题|语境中词形变化（时态/词性等）|衔接词性知识与语境应用，强化语法规则运用| |首字母提示填空|56题|首字母补全拼写|考查词汇记忆与语境推断，提升拼写准确性| |汉语提示填空|43题|汉译英词汇应用|结合主题语境，实现词汇从输入到输出的转化|

Unit 5 Power of Ideas 重点词汇专项训练 （词性转换 + 正确形式填空 + 首字母提示填空 + 汉语提示填空） 一、重点单词词性转换 根据所给单词 / 短语，写出指定词性的正确形式。 1. invent (v. 发明) → ________ (n. 发明物) → ________ (n. 发明者) 2. produce (v. 生产) → ________ (n. 生产；产量) → ________ (n. 产品) 3. plastic (n. 塑料) → ________ (adj. 塑料的) 4. print (v. 打印) → ________ (n. 打印机) 5. cost (v. 花费) → ________ (过去式 / 过去分词) 6. freeze (v. 结冰) → ________ (adj. 结冰的；冷冻的) 7. complete (v. 完成 adj. 完整的) → ________ (adv. 完全地；彻底地) 8. melt (v. 融化) → ________ (过去式 / 过去分词) 9. rapid (adj. 迅速的) → ________ (adv. 迅速地) 10. shape (n. 形状 v. 塑造) → ________ (adj. 有型的) 11. bronze (n. 青铜) → ________ (adj. 青铜制的) 12. expense (n. 花费) → ________ (adj. 昂贵的) 13. office (n. 办公室) → ________ (n. 官员；军官) 14. create (v. 创造) → ________ (n. 创造；作品) 15. speed (n. 速度 v. 加速) → ________ (过去式 / 过去分词) 16. iron (n. 铁) → ________ (adj. 铁制的) 17. Arab (n. 阿拉伯人) → ________ (adj. 阿拉伯的) 18. lead (v. 导致；引领) → ________ (过去式 / 过去分词) 19. bear (v. 出生) → ________ (n. 出生；诞生) 20. gradual (adj. 逐渐的) → ________ (adv. 逐渐地) 21. wide (adj. 广泛的) → ________ (adv. 广泛地) 22. stick (v. 粘贴) → ________ (adj. 粘的) 二、用括号内单词的正确形式填空 1. This useful ________ (invent) changed people’s life greatly. 2. I take my ________ (camera) to take photos when travelling. 3. My ________ (laptop) is convenient for study and work. 4. The ________ (high speed train) runs much faster than common trains. 5. This is a ________ (super) new type of product. 6. People wear ________ (sunglasses) to keep out sunshine. 7. This is a ________ (mini) toy car for kids. 8. The machine can repair ________ (it). 9. Press the red ________ (button) to start the machine. 10. The new machine ________ (cost) lots of money last year. 11. There are ________ (hundred) new books in the library. 12. This factory ________ (produce) plastic products every day. 13. Please save the important ________ (file) on your computer. 14. We should reduce the use of ________ (plastic) bags. 15. I use a ________ (printer) to print study materials. 16. Who ________ (invent) the first paper-making technology? 17. People ________ (all) know this great invention around the world. 18. I ________ (suppose) he will come on time. 19. We ________ (suppose) finish homework on time every day. 20. The bike has two big ________ (wheel). 21. The river is ________ (freeze) in cold winter. 22. We will ________ (complete) the task soon. 23. There is a thick ________ (layer) of snow on the ground. 24. The ice will ________ (melt) when spring comes. 25. Water flows through the long ________ (pipe). 26. The train runs through a long ________ (tunnel). 27. Local ________ (tourism) brings much income to the town. 28. We can ________ (gain) more experience from practice. 29. His dream finally came into ________ (real). 30. ________ (paper make) is one of ancient China’s four great inventions. 31. Everyone should be ________ (response) for their own actions. 32. The technology has made ________ (rapid) progress these years. 33. Clouds are in different ________ (shape) in the sky. 34. Many old ________ (bronze ware) are on show in the museum. 35. People carved words on hard ________ (stone) long ago. 36. This cloth is made of ________ (jute) and plant ________ (fiber). 37. This kind of furniture is too ________ (expense) for common families. 38. The government ________ (office) inspected the workshop yesterday. 39. He works in a small ________ (workshop) near his home. 40. ________ (none) of us wants to give up the plan. 41. This design is not ________ (idea) for large factories. 42. It is ________ (certain) that he will join us. 43. This kind of soil is not ________ (suit) for planting rice. 44. Water is a kind of common ________ (liquid). 45. These small goods are very ________ (cheap) and popular. 46. This wonderful ________ (create) won high praise. 47. We will talk about it ________ (late). 48. New technology can ________ (speed) up production. 49. This tool is made of hard ________ (iron). 50. Many ________ (Arab) businessmen come here to do trade. 51. Careless driving can ________ (lead) to traffic accidents. 52. The ________ (bear) of the new invention excited everyone. 53. Prices rose ________ (rapid) last month. 54. Many families can ________ (afford) new cars now. 55. He works in a large ________ (company). 56. This glue is very ________ (stick). 57. The factory improves its ________ (produce) skills all the time. 58. The weather changed ________ (gradual) these days. 59. This kind of product is ________ (wide) used all over the world. 60. They are ________ (look) to develop new gliders. 61. The ________ (glide) is the early form of modern planes. 三、根据首字母提示完成单词填空 1. The great i________ of paper-making has a long history. 2. I use a c________ to record beautiful scenery. 3. A l________ helps people work anywhere easily. 4. The h________ t________ is popular in China now. 5. This is a s________ lightweight mobile phone. 6. Wear s________ to protect your eyes in strong sunlight. 7. Kids like m________ toys very much. 8. The robot can repair i________ automatically. 9. If you want to start it, press the black b________. 10. The new tool c________ me two hundred yuan. 11. H________ of people came to visit the exhibition. 12. This factory p________ daily necessities. 13. Save your important f________ in time. 14. Don’t use too many p________ bags for environmental protection. 15. I connect my computer to a p________ to print papers. 16. Who i________ the high speed train? 17. People a________ the world know this famous brand. 18. I s________ you have heard of this invention. 19. We are s________ to obey school rules. 20. A bike has two w________. 21. The lake is f________ in freezing winter. 22. We will c________ the project before sunset. 23. There is a thin l________ of dust on the desk. 24. Ice will m________ when the temperature rises. 25. Water runs through the metal p________. 26. The train goes through a dark t________. 27. T________ is an important industry for this city. 28. You can g________ knowledge by reading more. 29. His dream finally turned into r________. 30. P________ is a great ancient invention of China. 31. Everyone should be r________ for their mistakes. 32. Our country makes r________ progress in science. 33. Clouds take different s________ in the sky. 34. Many ancient b________ w________ are kept in the museum. 35. Ancient people used s________ to make tools. 36. This cloth is made of j________ and plant f________. 37. The luxury goods are too e________ for most people. 38. A government o________ visited our factory today. 39. My uncle works in a small w________. 40. N________ of the plans is perfect. 41. This place is not an i________ living environment. 42. It is c________ that he will win the game. 43. This soil is not s________ for growing vegetables. 44. Water and oil are both l________. 45. These small gifts are c________ and lovely. 46. This art c________ shows great wisdom. 47. We will discuss the plan l________ on. 48. New machines can s________ up work speed. 49. This pot is made of solid i________. 50. Many A________ friends come to visit China every year. 51. Bad habits may l________ to big troubles. 52. The b________ of the new product made everyone happy. 53. The temperature rose r________ these days. 54. Ordinary families can a________ new houses now. 55. He works in a famous computer c________. 56. This glue is very s________ and strong. 57. The factory improves its p________ every year. 58. The weather changed g________ day by day. 59. This technology is w________ used in many fields. 60. They are l________ to invent new gliders. 61. The g________ is the ancestor of modern planes. 四、用括号里汉语提示完成单词填空 物品与交通 1. Paper-making is a great ancient ________ (发明). 2. I take a ________ (相机) when I go travelling. 3. A ________ (笔记本电脑) is very useful for office workers. 4. The ________ (高铁) brings great convenience to people. 5. This is a ________ (超级) popular new product. 6. Put on your ________ (太阳镜) in bright sunshine. 7. She carries a ________ (迷你) bag every day. 8. The robot can work by ________ (它自己). 9. Please press the blue ________ (按钮) to turn it off. 10. The new machine ________ (花费) a lot of money. 11. ________ (数百) students take part in the activity. 12. This factory ________ (生产) daily goods. 13. Please keep all important ________ (文件) well. 14. We should reduce white ________ (塑料) pollution. 15. I need a new ________ (打印机) for my study. 16. Who ________ (发明) the first printer? 17. People ________ (全世界) love this new invention. 动作、状态与事物材质 18. I ________ (认为) he will arrive soon. 19. We ________ (应该) finish tasks on time. 20. The wheel of the car has two big ________ (轮子). 21. The ground is covered with ________ (结冰的) snow. 22. We will ________ (完成) the work together. 23. There is a thick ________ (层) of ice on the lake. 24. The snow will ________ (融化) in warm weather. 25. Water flows in the metal ________ (管道). 26. The train passes through a long ________ (隧道). 27. Local ________ (旅游业) develops very fast. 28. You will ________ (收获) success through hard work. 29. The dream finally becomes ________ (现实). 30. ________ (造纸术) changed the whole world. 31. Everyone should ________ (对…… 负责) his choice. 32. Science makes ________ (迅速的) development nowadays. 33. Stones have different ________ (形状). 34. Many ancient ________ (青铜器皿) are on show. 35. Ancient people used hard ________ (石头) to write on. 36. This cloth is made of ________ (黄麻) and plant ________ (纤维). 37. This kind of furniture is too ________ (昂贵的). 38. The government ________ (官员) came for an inspection. 39. He works in a small ________ (作坊). 40. ________ (没有人) wants to make mistakes. 41. The plan is not ________ (理想的) for us. 42. It is ________ (肯定的) that we will win. 43. This place is not ________ (合适的) for camping. 44. Water is a common ________ (液体). 45. These daily goods are very ________ (便宜的). 46. This artistic ________ (作品) is amazing. 47. We will talk about it ________ (稍后). 48. New machines can ________ (加速) work. 49. This tool is made of ________ (铁). 50. Many ________ (阿拉伯的) traders come here. 51. Smoking can ________ (导致) many illnesses. 52. We celebrate the ________ (诞生) of the new product. 53. The economy grows ________ (迅速地). 54. Most people can ________ (负担得起) a new bike. 55. He runs a small ________ (公司). 56. This glue is ________ (粘的). 57. The factory improves its ________ (生产) skills. 58. The weather changed ________ (逐渐地). 59. This technology is ________ (广泛地) used. 60. They ________ (打算) to invent new equipment. 61. The ________ (滑翔机) is the early plane. 学科网（北京）股份有限公司 $