Unit 5 Power of Ideas 单元重点词汇及词性转换训练100题 -2026-2027学年人教版九年级英语上册

**基本信息** 聚焦九年级Unit5核心词汇，通过四阶题型系统训练词性转换与应用，解析提炼语法规则与固定搭配，强化语言能力与学习策略。 **专项设计** |模块|题量/典例|方法提炼|知识逻辑| |----|-----------|----------|----------| |中文提示补全句子|30题（如invention, camera）|名词单复数/动词形式判断（will+原形）|从中文释义直接关联词汇，建立词义-词性对应| |单词形式填空|30题（如invent→inventions）|词性转换规则（动词→名词）、时态应用（一般过去时）|深化词汇形态变化，衔接语法知识| |首字母提示|20题（如i→invention）|语境猜词+拼写规则（固定短语hundreds of）|从语义线索到拼写，提升词汇应用灵活性| |音标填空|20题（如/ɪnˈvenʃn/→invention）|发音-拼写对应规律|结合语音知识巩固词汇记忆，形成音形义联动|

人教版新教材九年级上册英语Unit 5 Power of Ideas 单元重点词汇及词性转换练习100题 一、根据括号内的中文提示补全句子（30小题） 1. The greatest ________ (发明) of the 20th century changed people’s way of communication. 2. He took out his ________ (照相机) and took photos of the ancient buildings. 3. I usually carry my ________ (笔记本电脑) when I go on business trips. 4. More and more people choose ________ (高速列车) to travel across China. 5. This is a ________ (超级的) new tool for students to learn English. 6. She put on her ________ (墨镜) to protect her eyes from strong sunlight. 7. The machine can repair ________ (它自己) without human control. 8. Please press the red ________ (按钮) if you meet danger. 9. There are ________ (许多) old inventions shown in the science museum. 10. This factory will ________ (生产) thousands of printers every year. 11. Save this important ________ (文件) on your computer hard drive. 12. This bag is made of ________ (塑料), so it is not easy to break. 13. This new ________ (打印机) can print both pictures and articles. 14. Who first ________ (发明) the wheel thousands of years ago? 15. You ________ (应当) hand in your homework before nine o’clock. 16. The ________ (车轮) makes transportation much easier for humans. 17. The lake is ________ (冻硬的) in winter because of low temperature. 18. It took workers years to ________ (完成) this long tunnel. 19. There is a thin ________ (层) of ice on the surface of the river. 20. The ice will ________ (融化) when the temperature rises above zero. 21. Water flows through this metal ________ (管道) into the garden. 22. They built a long ________ (隧道) through the mountain. 23. Local ________ (旅游业) brings lots of jobs for villagers. 24. You can ________ (获得) more knowledge by reading widely. 25. His dream finally became ________ (现实) after years of hard work. 26. Ancient China made great progress in ________ (造纸工艺). 27. Human activity is ________ (作为原因的) for environmental pollution. 28. The city has seen ________ (迅速的) development in transport. 29. Parents help ________ (塑造) their children’s habits and personalities. 30. This beautiful ________ (青铜) bowl was made hundreds of years ago. 二、用括号内单词的正确形式填空（30小题） 1. One of the most useful ________ (invent) is the wheel. 2. He bought two new digital ________ (camera) last month. 3. This light ________ (laptop) is easy to carry for travellers. 4. High-speed ________ (train) connect many big cities in China. 5. This new phone works ________ (super) well for online study. 6. Her ________ (sunglass) were broken when she fell off the bike. 7. The robot can clean ________ (it) without any help. 8. Please touch these ________ (button) gently, they are easy to break. 9. Hundreds of ________ (worker) come to work in this factory every day. 10. This factory is famous for the ________ (produce) of printers. 11. I have saved many important ________ (file) on my computer. 12. Many ________ (plastic) products cause serious pollution. 13. This ________ (print) can print hundreds of pages in an hour. 14. Bell ________ (invent) the telephone many years ago. 15. We are supposed ________ (follow) the school rules strictly. 16. The ________ (wheel) of the old bike are covered with rust. 17. The river is ________ (freeze) when winter comes. 18. They ________ (complete) the great tunnel project last year. 19. There are several ________ (layer) of different materials in this new product. 20. The snow ________ (melt) quickly when spring arrives. 21. Water ________ (pipe) carry clean water to every house in the town. 22. Many foreign visitors come here because of the fast ________ (tour). 23. He ________ (gain) rich experience during his volunteer work. 24. The young man wants to turn his ideas into ________ (real). 25. Papermaking ________ (create) many new jobs in ancient times. 26. Humans are ________ (responsible) for protecting the earth. 27. The ________ (rapid) growth of technology changes our daily life. 28. Education helps ________ (shape) teenagers’ minds. 29. These ________ (bronze) works are kept in the city museum. 30. This workshop makes different kinds of ceramic ________ (ware). 三、根据首字母提示完成句子（20小题） 1. This great i________ changed the way people communicate with each other. 2. He took out his c________ and recorded the beautiful scenery. 3. My l________ helps me finish my online homework every day. 4. H________ t________ make travelling between cities faster than before. 5. This s________ robot can finish many difficult tasks automatically. 6. She wears s________ to stop strong sunshine hurting her eyes. 7. The machine can repair i________ without people’s operation. 8. Press this b________ and the machine will start working. 9. H________ of people visit the science exhibition every weekend. 10. The factory will p________ new kinds of printers next season. 11. Save this f________, it contains important experiment data. 12. Many shops stop using p________ bags to reduce pollution. 13. This p________ can print colour pictures within seconds. 14. Who i________ the first practical light bulb in history? 15. You are s________ to keep quiet in the reading room. 16. The w________ is one of the most important ancient inventions. 17. The surface of the lake is f________ in cold winter. 18. Workers will c________ the tunnel before the end of this year. 19. A thin l________ of snow covers the whole mountain top. 20. The ice will m________ when the weather becomes warm. 四、根据句意及音标填空（20小题） 1. This amazing ________ /ɪnˈvenʃn/ makes our life much easier. 2. He used his new ________ /ˈkæmərə/ to take photos of the museum. 3. I take my ________ /ˈlæptɒp/ to attend online meetings. 4. ________ /haɪ spiːd treɪnz/ shorten travel time greatly. 5. This new tool works ________ /ˈsuːpə(r)/ well. 6. She put on her ________ /ˈsʌŋɡlɑːsɪz/ before going out. 7. The machine can repair ________ /ɪtˈself/. 8. Please push this red ________ /ˈbʌtn/ to turn on the machine. 9. ________ /ˈhʌndrədz/ of students visited the invention show. 10. The factory will ________ /prəˈdjuːs/ new printers next month. 11. Store this important ________ /faɪl/ in your computer. 12. This box is made of ________ /ˈplæstɪk/. 13. This fast ________ /ˈprɪntə(r)/ is widely used in offices. 14. Bell ________ /ɪnˈventɪd/ the telephone in 1876. 15. You are ________ /səˈpəʊzd/ to arrive on time. 16. The ________ /wiːl/ is an ancient but great invention. 17. The ground is ________ /ˈfrəʊzn/ after heavy snow. 18. Workers will ________ /kəmˈpliːt/ the tunnel soon. 19. There is a thin ________ /ˈleɪə(r)/ of dust on the desk. 20. The snow will ________ /melt/ in the warm sunshine. 参考答案与详细解析 一、根据括号内的中文提示补全句子（30小题） 1. invention 解析：great后接名词；one of后接复数，本句be动词为is，主语单数，invention（发明）。 2. camera 解析：his后面接单数名词，take out one’s camera拿出相机。 3. laptop 解析：my后接单数名词，laptop笔记本电脑。 4. high-speed trains 解析：表泛指一类事物，使用复数；high-speed train高速列车。 5. super 解析：形容词super修饰名词tool，超级的。 6. sunglasses 解析：墨镜永远用复数形式sunglasses。 7. itself 解析：反身代词，指代machine，它自己。 8. button 解析：the red后接单数名词，按钮。 9. hundreds of 解析：固定短语hundreds of 许多，大量。 10. produce 解析：will情态动词后接动词原形，produce生产。 11. file 解析：this important后接单数名词，文件。 12. plastic 解析：plastic此处作不可数名词，塑料。 13. printer 解析：a new后接单数名词，打印机。 14. invented 解析：thousands of years ago为过去时间，invent使用一般过去式invented。 15. are supposed 解析：固定搭配be supposed to do sth 应当做某事；主语you，be动词用are。 16. wheel 解析：the后接单数名词，车轮。 17. frozen 解析：形容词frozen作表语，冻硬的、冰封的。 18. complete 解析：it takes sb. some time to do sth，不定式后使用动词原形complete完成。 19. layer 解析：a thin后接单数名词，层。 20. melt 解析：will情态动词后接动词原形，融化。 21. pipe 解析：this metal后接单数名词，管道。 22. tunnel 解析：a long后接单数名词，隧道。 23. tourism 解析：不可数名词tourism旅游业，作句子主语。 24. gain 解析：情态动词can后接动词原形，获得。 25. reality 解析：固定搭配become reality成为现实。 26. papermaking 解析：不可数名词，造纸工艺。 27. responsible 解析：固定搭配be responsible for sth 引起某事；有责任的。 28. rapid 解析：形容词rapid修饰名词development，迅速的。 29. shape 解析：help (to) do sth，动词原形shape塑造。 30. bronze 解析：名词作定语修饰bowl，青铜的。 二、用括号内单词的正确形式填空（30小题） 1. inventions 解析：one of + 可数名词复数，表示“……之一”。invent动词→invention名词。 2. cameras 解析：two后接可数名词复数。 3. laptop 解析：this light后接单数名词。 4. trains 解析：泛指所有高铁，使用复数。 5. super 解析：副词短语super well 极好地，super此处作副词。 6. sunglasses 解析：sunglasses本身只有复数形式。 7. itself 解析：反身代词，指代robot。clean itself自行清洁。 8. buttons 解析：these后接可数名词复数。 9. workers 解析：hundreds of后接可数名词复数。 10. production 解析：the后接名词；produce动词→production名词，生产。 11. files 解析：many后接可数名词复数。 12. plastic 解析：plastic作定语，plastic products塑料制品。 13. printer 解析：this后接单数名词。 14. invented 解析：many years ago 一般过去时，invent变invented。 15. to follow 解析：固定搭配be supposed to do sth。 16. wheels 解析：后面be动词are，主语使用复数。 17. frozen 解析：系动词后接形容词frozen作表语。 18. completed 解析：last year 一般过去时。 19. layers 解析：several后接可数名词复数。 20. melts 解析：一般现在时，主语snow不可数，谓语动词三单。 21. pipes 解析：谓语动词carry原形，主语使用复数。 22. tourism 解析：tour旅游业（人）；tourism旅游业（行业）。 23. gained 解析：根据语境使用一般过去时。 24. reality 解析：turn ideas into reality 把想法变为现实。real形容词→reality名词。 25. created 解析：in ancient times 古代，一般过去时。 26. responsible 解析：be responsible for固定搭配。 27. rapid 解析：形容词rapid修饰名词growth。 28. shape 解析：help (to) do sth，动词原形。 29. bronze 解析：名词作定语，保持原形。 30. wares 解析：ceramic wares 陶瓷制品，常用复数。 三、根据首字母提示完成句子（20小题） 1. invention 解析：伟大发明改变人们沟通方式，单数名词。 2. camera 解析：拿出相机拍摄风景。 3. laptop 解析：笔记本电脑帮助完成线上作业。 4. High-speed trains 解析：固定短语，句首大写。 5. super 解析：形容词修饰robot，超级智能机器人。 6. sunglasses 解析：墨镜抵御强光，只用复数。 7. itself 解析：机器可自行修复，反身代词。 8. button 解析：按下按钮启动机器。 9. Hundreds 解析：hundreds of 成百上千，句首大写。 10. produce 解析：will后接动词原形，工厂生产打印机。 11. file 解析：保存文件，内含实验数据。 12. plastic 解析：塑料袋减少污染，plastic形容词。 13. printer 解析：打印机几秒内打印彩色图片。 14. invented 解析：历史上谁发明灯泡，一般过去时。 15. supposed 解析：be supposed to do 应当做某事。 16. wheel 解析：车轮是最重要古代发明之一。 17. frozen 解析：湖面寒冬结冰，形容词作表语。 18. complete 解析：will后动词原形，年底完工隧道。 19. layer 解析：山顶一层薄雪。 20. melt 解析：气温回升冰雪融化，will后动词原形。 四、根据句意及音标填空（20小题） 1. invention /ɪnˈvenʃn/ 解析：名词，发明创造。 2. camera /ˈkæmərə/ 解析：名词，照相机。 3. laptop /ˈlæptɒp/ 解析：名词，笔记本电脑。 4. High-speed trains /haɪ spiːd treɪnz/ 解析：固定短语，高速列车。 5. super /ˈsuːpə(r)/ 解析：副词，超级、非常。 6. sunglasses /ˈsʌŋɡlɑːsɪz/ 解析：名词复数，墨镜。 7. itself /ɪtˈself/ 解析：反身代词，它自己。 8. button /ˈbʌtn/ 解析：名词，按钮。 9. Hundreds /ˈhʌndrədz/ 解析：hundreds of 许多。 10. produce /prəˈdjuːs/ 解析：动词，生产。 11. file /faɪl/ 解析：名词，电脑文件。 12. plastic /ˈplæstɪk/ 解析：名词/形容词，塑料（的）。 13. printer /ˈprɪntə(r)/ 解析：名词，打印机。 14. invented /ɪnˈventɪd/ 解析：动词过去式，发明。 15. supposed /səˈpəʊzd/ 解析：be supposed to 应当。 16. wheel /wiːl/ 解析：名词，车轮。 17. frozen /ˈfrəʊzn/ 解析：形容词，冻硬的。 18. complete /kəmˈpliːt/ 解析：动词，完成。 19. layer /ˈleɪə(r)/ 解析：名词，层。 20. melt /melt/ 解析：动词，融化。 学科网（北京）股份有限公司 $