Unit5 Power of ideas作业题（词汇、单选、课文核心句）2026-2027学年人教版英语九年级上册

九上英语Unit5 Power of ideas作业题（词汇、单选、课文核心句） 2026-2027学年新版人教版全国 一、词形转换单句填空（20 题，括号为中文提示） 用所给汉语提示的词的适当形式填空。 1. The ________ (发明) of the light changed people’s life greatly. 2. He is a famous ________ (发明家) who created many new things. 3. This story shows the ________ (力量) of ideas. 4. You need to think ________ (创造性地) to solve the problem. 5. The ________ (介绍) of the new machine took us ten minutes. 6. It’s ________ (有用的) to collect different ideas before making a plan. 7. We should respect every ________ (创造者) and their works. 8. The boy has great ________ (想象力) and he writes many stories. 9. ________ (突然), a good idea came into his mind. 10. The ________ (背景) of this invention is in the 19th century. 11. This ________ (方法) helps turn ideas into real products. 12. His ________ (发现) helped millions of people. 13. We can ________ (连接) our ideas with real life. 14. The ________ (发展) of technology changes our world. 15. You should express your ________ (想法) clearly in the discussion. 16. The plan is ________ (简单的) but very useful. 17. He ________ (创造) a new game for kids last year. 18. Good ________ (思考) can bring great ideas. 19. The ________ (目的) of the talk is to share creative ideas. 20. We should learn to ________ (评估) our own ideas. 二、单项选择（20 题） ( )1. The telephone ______ by Bell many years ago. A. invent B. invented C. was invented D. is invented ( )2. Good ideas can make a big difference ______ our life. A. to B. for C. with D. at ( )3. We should turn our ideas ______ real things. A. to B. into C. for D. in ( )4. It took him two years ______ this new tool. A. create B. creating C. to create D. created ( )5. The book gives us some advice ______ creative thinking. A. on B. at C. in D. of ( )6. Many great ideas came ______ daily life. A. from B. out C. for D. with ( )7. We are encouraged ______ our own ideas in class. A. share B. sharing C. to share D. shared ( )8. The more you think, ______ more ideas you will get. A. a B. an C. the D. / ( )9. I wonder ______ great ideas are born. A. what B. how C. who D. where ( )10. It is important ______ us ______ keep an open mind. A. for; to B. of; to C. for; for D. of; for ( )11. The machine ______ for helping people save time. A. uses B. used C. is used D. was using ( )12. ______ my opinion, ideas can change the world. A. For B. In C. On D. With ( )13. He kept ______ and finally got a good idea. A. think B. thinking C. to think D. thought ( )14. The idea ______ by a young student last week. A. comes up B. came up C. was come up D. was come up with ( )15. You should pay attention ______ the details when you design. A. think B. to think C. to thinking D. thinking ( )16. The purpose ______ the activity is to develop our creativity. A. of B. for C. to D. at ( )17. Don’t be afraid ______ new ideas even if they sound strange. A. try B. trying C. to try D. tried ( )18. Great ideas often lead ______ great inventions. A. to B. for C. in D. on ( )19. We have trouble ______ creative ideas quickly. A. get B. getting C. to get D. got ( )20. Every idea is worth ______ carefully. A. consider B. considering C. to consider D. considered 三、课文核心句子挖空（10 道） 根据汉语提示补全句子，填写短语 / 句型 1. 思想拥有改变世界的力量。Ideas have ________ ________ ________ change the world. 2. 很多发明都来自日常生活。Many inventions ________ ________ daily life. 3. 我们应该把想法变成现实。We should ________ ideas ________ reality. 4. 在我看来，每个人都可以有创造性思维。________ ________ ________, everyone can think creatively. 5. 这个工具是用来节省人力的。This tool ________ ________ ________ save people’s energy. 6. 不要害怕尝试新想法。Don’t be afraid ________ ________ new ideas. 7. 好想法可以带来巨大的改变。Good ideas can ________ ________ big changes. 8. 他不断思考，直到想出一个办法。He kept thinking until he ________ ________ ________ a way. 9. 保持开放的心态很重要。It’s important ________ ________ ________ ________. 10. 这个想法促成了这项伟大的发明。The idea ________ ________ the great invention. 参考答案 + 解析 一、词形转换单句填空 1. invention 解析：the 后接名词；invent (v. 发明)→invention (n. 发明物)。 2. inventor 解析：inventor 发明家；a 后接单数名词，指人。 3. power 解析：the power of …… 的力量，power 名词，力量。 4. creatively 解析：副词修饰动词 think；creative (adj.)→creatively (adv. 创造性地)。 5. introduction 解析：the 后接名词；introduce (v. 介绍)→introduction (n. 介绍)。 6. useful 解析：It’s +adj.+to do；use (n.)→useful (adj. 有用的)。 7. creator 解析：creator 创造者；every 后接单数名词。 8. imagination 解析：形容词 great 后接名词；imagine (v.)→imagination (n. 想象力，不可数)。 9. Suddenly 解析：suddenly 副词，突然，放句首修饰整个句子，首字母大写。 10. background 解析：background 背景，名词。 11. method 解析：this 修饰单数名词 method 方法。 12. discovery 解析：形容词性物主代词 his 后接名词；discover (v.)→discovery (n. 发现)。 13. connect 解析：情态动词 can 后接动词原形 connect 连接。 14. development 解析：the 后接名词；develop (v. 发展)→development (n. 发展)。 15. ideas 解析：表达多个想法，用复数 ideas。 16. simple 解析：be 动词后接形容词 simple 简单的。 17. created 解析：last year 去年，一般过去时，create 过去式 created 创造。 18. thinking 解析：good 形容词修饰名词 thinking 思考。 19. purpose 解析：the purpose of …… 的目的，名词 purpose。 20. evaluate 解析：learn to do sth，to 后面接动词原形 evaluate 评估。 二、单项选择 1. C 解析：被动语态；many years ago 过去时间，一般过去时被动 was/were + 过去分词。 2. A 解析：make a difference to 对…… 产生影响，固定搭配。 3. B 解析：turn…into… 把…… 转变为……。 4. C 解析：It takes sb + 时间 + to do sth 花费某人多久做某事。 5. A 解析：advice on sth 关于某方面的建议。 6. A 解析：come from 来自。 7. C 解析：encourage sb to do sth，被动 be encouraged to do 被鼓励去做。 8. C 解析：the + 比较级，the + 比较级，越…… 越……。 9. B 解析：how 如何；句意：我想知道伟大的想法是如何产生的。 10. A 解析：It’s +adj.+for sb to do sth，形容词描述事情，用 for。 11. C 解析：be used for doing /be used to do 被用来做某事，一般现在时。 12. B 解析：in one’s opinion 在某人看来。 13. B 解析：keep doing sth 持续做某事。 14. D 解析：come up with 想出（主意）；idea 和想出是被动关系，was come up with。 15. C 解析：pay attention to 中 to 是介词，后接动名词 doing。 16. A 解析：the purpose of …… 的目的。 17. C 解析：be afraid to do sth 害怕去做某事。 18. A 解析：lead to 导致，促成。 19. B 解析：have trouble (in) doing sth 做某事有困难。 20. B 解析：be worth doing 值得做某事。 三、课文核心句子挖空 1. the power to 2. come from 3. turn; into 4. In my opinion 5. is used to 6. to try 7. lead to 8. came up with 9. to keep an open mind 10. led to 1 学科网（北京）股份有限公司 $