Unit5 Power of Ideas.Section A同步课时练 2026-2027学年人教版九年级英语上册

**基本信息** 本同步练以“词汇→语法→语篇”递进设计，分层夯实Unit5核心知识，通过基础巩固、语法应用、综合语用三阶训练，提升语言能力与思维品质。 **分层设计** |层次|知识覆盖|设计特色| |----|----------|----------| |基础层|核心词汇（invention/develop）、短语（be used for）|单词拼写、短语互译题（45分），聚焦语言能力基础积累| |进阶层|被动语态、时态转换|单选、句型转换题（30分），强化语法规则应用与思维逻辑性| |综合层|语篇理解与交际|补全对话、完形填空（25分），创设真实语境提升综合语用能力|

人教版九年级上册Unit5 Power of Ideas. Section A同步课时练 满分：100分 一、根据句意及首字母/汉语提示完成单词（每空2分，共20分） 1. The radio is a great ________ (发明) that changed the whole world. 2. This machine is ________ (用来) for printing different kinds of files. 3. Many modern ________ (工具) make our work much easier. 4. Great ideas can ________ (改变) people’s way of life. 5. Marconi ________ (研发) the radio in the 1890s. 6. Information can be s________ around the world in seconds now. 7. The oldest w________ was found in Eastern Europe many years ago. 8. Students are s________ to be creative and think independently. 9. This new p________ can produce clear and beautiful pictures. 10. It is b________ that small ideas can create big changes. 二、用所给单词的适当形式填空（每空1分，共10分） 1. The radio ________ (invent) by Marconi in 1901. 2. Now news ________ (spread) quickly all over the world every day. 3. This kind of machine ________ (use) for making small tools. 4. Students are supposed ________ (develop) creative thinking. 5. Many great changes ________ (bring) by modern inventions. 6. The old wheel ________ (find) in Eastern Europe long ago. 7. New ideas should ________ (encourage) in our daily study. 8. This tool is used for ________ (cut) paper and cloth. 9. People believe that creativity ________ (change) the world in the future. 10. Lots of useful products ________ (produce) in this factory every year. 三、短语英汉互译（每题1分，共15分） 英译汉 1. be used for doing sth. ________________ 2. all over the world ________________ 3. in seconds ________________ 4. develop new ideas ________________ 5. modern tools and machines ________________ 6. It is believed that… ________________ 7. be supposed to do sth. ________________ 汉译英 8. 改变全世界 ________________ 9. 传播信息 ________________ 10. 在19世纪90年代 ________________ 11. 伟大的发明 ________________ 12. 创造性思维 ________________ 13. 被广泛使用 ________________ 14. 带来巨大改变 ________________ 15. 研发新技术 ________________ 四、单项选择（每题2分，共20分） ( ) 1. The radio ________ by an Italian inventor Marconi. A. invents B. invented C. was invented D. is invented ( ) 2. Computers are used for ________ different kinds of information. A. store B. storing C. to store D. stored ( ) 3. It is believed that great changes ________ by creative ideas every year. A. are made B. made C. were made D. make ( ) 4. Students ________ think more and come up with new ideas. A. suppose to B. are supposed to C. supposed to D. be supposed to ( ) 5. News can travel ________ all over the world in seconds now. A. widely B. wide C. on D. at ( ) 6. Many old inventions ________ still ________ by people today. A. is; used B. are; used C. were; used D. was; used ( ) 7. —When ________ the radio message ________ to other countries? —In 1901. A. is; sent B. was; sent C. did; send D. does; send ( ) 8. Creative thinking can ________ our life better. A. make B. let C. keep D. take ( ) 9. Information travels much ________ than before because of new inventions. A. fast B. faster C. fastest D. the fastest ( ) 10. Small ideas can turn ________ great inventions finally. A. into B. to C. in D. for 五、补全对话（每空2分，共10分） 从A-F中选出最佳选项，有一项多余。 A. Who invented the radio? B. What invention changes the world most? C. When did he develop this idea? D. How does the radio change the world? E. Where was the first radio made? F. Can news spread quickly now? Tom: Hi, Peter. 1. ________ Peter: I think it’s the radio. Tom: 2. ________ Peter: Before it was invented, information travelled slowly. Now news can be spread in seconds. Tom: Sounds amazing! 3. ________ Peter: It was invented by Marconi, an Italian inventor. Tom: 4. ________ Peter: He developed the idea in the 1890s. Tom: So great! 5. ________ Peter: Yes. It is widely used all over the world now. 六、完形填空（每空1.5分，共15分） Creative ideas are powerful and they change our world. Many great 1. ________ come from small and creative thoughts. The radio is one of the most important inventions. It 2. ________ by Marconi in the 1890s. Before the radio was invented, information moved very 3. ________. People had to wait days or months for news. But now news 4. ________ be spread all over the world in seconds. The world 5. ________ much smaller because of this great invention. We students 6. ________ supposed to develop creative thinking in daily life. Many modern tools and machines 7. ________ to help us study and work better. Small improvements and new ideas can also 8. ________ big changes. It is 9. ________ that creativity is the key to progress. If we keep thinking and trying, our small ideas will finally 10. ________ into great inventions. 1. A. ideas B. inventions C. stories D. problems 2. A. invent B. invented C. was invented D. is invented 3. A. slowly B. quickly C. fast D. easily 4. A. must B. should C. can D. need 5. A. becomes B. became C. is become D. was become 6. A. are B. is C. were D. was 7. A. use B. used C. are used D. were used 8. A. bring B. take C. make D. get 9. A. believed B. said C. reported D. thought 10. A. turn B. change C. divide D. connect 七、句型转换（每空1分，共10分） 1. Marconi invented the radio in the 1890s.（改为被动语态） The radio ________ ________ by Marconi in the 1890s. 2. People use this machine for printing files.（同义句转换） This machine ________ ________ for printing files. 3. Students are supposed to develop creative thinking.（改为一般疑问句） ________ students ________ to develop creative thinking? 4. News can be spread in seconds.（对划线部分提问） ________ ________ news be spread? 5. It is believed that small ideas can change the world.（翻译句子） ________________________________     参考答案 一、根据句意及首字母/汉语提示完成单词. 1. invention 2. used 3. tools 4. change 5. developed 6. spread 7. wheel 8. supposed 9. printer 10. believed 二、用所给单词的适当形式填空. 1. was invented 2. spreads 3. is used 4. to develop 5. are brought 6. was found 7. be encouraged 8. cutting 9. will change 10. are produced 三、短语英汉互译. 英译汉 1. 被用来做某事 2. 全世界 3. 立刻；瞬间 4. 研发新想法 5. 现代工具与机器 6. 人们相信…… 7. 应该做某事 汉译英 8. change the whole world 9. spread information 10. in the 1890s 11. great inventions 12. creative thinking 13. be widely used 14. bring great changes 15. develop new technology 四、单项选择 1.C 2.B 3.A 4.B 5.A 6.B 7.B 8.A 9.B 10.A 五、补全对话 1.B 2.D 3.A 4.C 5.F 六、完形填空 1.B 2.C 3.A 4.C 5.B 6.A 7.C 8.A 9.A 10.A 七、句型转换 1. was invented 2. is used 3. Are; supposed 4. How can 5. 人们相信，微小的想法也能改变世界。 学科网（北京）股份有限公司 $