Unit 5 Power of Ideas 语法复习要点（边讲边练） 2026-2027学年人教版英语九年级上册

**基本信息** 九年级英语上册Unit 5“Power of Ideas”单元复习卷，聚焦被动语态核心语法，融合词汇、短语、句型边讲边练与综合应用，适配单元基础巩固与能力提升需求。 **题型特征** |题型|题量/分值|知识覆盖|命题特色| |----|-----------|----------|----------| |边讲边练|4组（填空/完成句子）|核心名词（invention）、动词（invent）词形转换，be made系列短语|结合“中国传统产物”情境，强化语言能力与文化意识| |综合练习|单选10题/词填8题/改写5题/书面1题|被动语态（时态/情态动词）、avoid doing等句型|梯度设计从基础语法到书面表达，提升思维品质与学习能力|

九年级英语上册Unit 5 Power of Ideas 语法复习要点（边讲边练） 一、重点单词 核心名词 单词 释义 常见搭配 invention /ɪnˈvenʃn/ 发明；创造 great invention（伟大发明） product /ˈprɒdʌkt/ 产品；制品 electronic product（电子产品） production /prəˈdʌkʃn/ 生产；产量 mass production（大规模生产） material /məˈtɪəriəl/ 材料；原料 raw material（原材料） surface /ˈsɜːfɪs/ 表面；表层 on the surface（在表面） trade /treɪd/ 贸易；交易 international trade（国际贸易） form /fɔːm/ 形式；类型 different forms of art（不同艺术形式） style /staɪl/ 样式；风格 traditional style（传统样式） advantage /ədˈvɑːntɪdʒ/ 优点；优势 take advantage of（利用） process /ˈprəʊses/ 过程；工序 production process（生产流程） 核心动词 单词 释义 过去式 过去分词 invent 发明；创造 invented invented produce 生产；制造 produced produced avoid 避免；回避 avoided avoided divide 分开；分割 divided divided complete 完成；完善 completed completed 单词 词性 释义 widely adv. 广泛地；普遍地 local adj. 当地的；本地的 everyday adj. 日常的；普通的 international adj. 国际的 hand-made adj. 手工制作的 核心形容词与副词 词形转换（高频考点） 原词 转换词 词性 释义 invent invention(n.) / inventor(n.) n. 发明 / 发明家 produce product(n.) / production(n.) n. 产品 / 生产 wide widely adv. 广泛地 day everyday adj. 日常的 nation international adj. 国际的 divide division n. 分割；部门 complete completely adv. 完全地 【边讲边练1】用所给词的正确形式填空： 1.Edison is a great________(invent).He invented many useful things. 2.These clothes are________(wide)sold all over the world. 3.Paper is one of the most important________(invent)in ancient China. 4.This factory is famous for its high-quality________(produce). 二、重点短语 必背短语 短语 释义 例句 be made of 由…… 制成（看得见原材料） The table is made of wood. be made from 由…… 制成（看不见原材料） Wine is made from grapes. be made in 在某地制造 This watch is made in Switzerland. be made by 由某人制作 The kite was made by my grandpa. be used for 被用来做…… Knives are used for cutting things. be used to do 被用来做（同 be used for doing） This tool is used to cut paper. all over the world 全世界；世界各地 Chinese tea is famous all over the world. take advantage of 利用 We should take advantage of free time to read. divide…into… 把…… 分成…… Let’s divide the class into four groups. avoid doing sth. 避免做某事 You should avoid driving at night. everyday life 日常生活 Computers change our everyday life. be famous for 因…… 闻名 Anxi is famous for its tea. be known as 作为…… 而出名 Lu Xun is known as a great writer. turn into 变成；转化为 Water can turn into ice in cold weather. put sth. to good use 充分利用某物 Put your old books to good use. 【考点辨析】be made系列短语 1.be made of：成品能直接看出原材料（物理变化） 例：The ring is made of gold. 2.be made from：成品看不出原材料（化学变化） 例：Cheese is made from milk. 3.be made in+地点；be made by+执行者；be made into被制成…… 【边讲边练2】用所给短语的适当形式填空： 1.This scarf________silk.You can feel the silk clearly.(由……制成) 2.Paper________wood,so we must protect forests.(由……制成) 3.The new kind of car________Germany.(在……制造) 4.This machine________cutting metal.(被用来) 5.We should________every chance to learn English.(利用) 三、核心句型 1.What’s this bag made of?这个包是什么材质做的？ 2.It seems that many people all over the world drink Chinese tea. 似乎全世界很多人都喝中国茶。 3.Tea plants are grown on the sides of mountains. 茶树种植在山坡上。 4.This kind of pen is used for writing notes. 这种钢笔用来记笔记。 5.The model plane was made by my little brother. 这个飞机模型是我弟弟做的。 6.People say that tea is good for both health and business. 人们说茶对健康和生意都有益。 7.The machine divides big stones into small pieces. 这台机器把大石头碎成小块。 8.We should avoid wasting water in daily life. 日常生活中我们要避免浪费水。 9.This material can be turned into different kinds of toys. 这种材料可以被做成不同玩具。 10.As far as I know,tea was invented over 5,000 years ago. 据我所知，茶在五千多年前就被发明了。 【边讲边练3】根据汉语提示完成句子： 1.This cup________(由玻璃制成). 2.This kind of paper________(产自中国). 3.Knives________(被用来切东西). 4.Many trees________(被种植)on the mountain every year. 5.We must________(充分利用)our free time. 四、重点语法：被动语态（单元重难点） 语法1：被动语态基本概念 被动语态表示主语是动作的承受者，结构：be+动词过去分词 动作执行者用by引出，可省略。 1. 三大基础时态被动结构 时态 主动结构 被动结构 例句 一般现在时 do/does am/is/are + done Trees are planted every spring. 一般过去时 did was/were + done The bridge was built last year. 一般将来时 will do will be + done A new park will be built soon. 2.情态动词被动语态 结构：情态动词(may/must/can/should)+be+过去分词 例：The room must be cleaned every day. Books can’t be taken out of the library. 3.make/see/hear使役/感官动词被动特殊点 主动：make/see/hear sb.do sth. 被动：sb.be made/seen/heard to do sth.（必须加to） 例：We saw him go out.→He was seen to go out. 4.无被动语态动词（必考） happen/take place/appear/rise等不及物动词，无被动 ✅Great changes took place.❌Great changes were taken place. 5.be made短语时态区分 常态描述：一般现在时被动（is/are made） 过去制作：一般过去时被动（was/were made） 【边讲边练4】用所给词的正确形式填空（被动语态） 1.A lot of flowers________(plant)in our school every spring. 2.This bike________(buy)by my father last month. 3.The homework________(must finish)before dinner. 4.The children________(see)to play outside just now. 5.Paper________(invent)by Cai Lun in ancient China. 五、常考题型与解题技巧 题型1：单项选择（被动语态） 解题技巧： 1.看到by、物品作主语，优先选被动语态； 2.时间标志every day/usually→一般现在被动；yesterday/...ago→一般过去被动； 3.情态动词后必用be done； 4.take place、happen永远不用被动。 题型2：完形填空 常见话题：物品材质、传统工艺、古代发明、中国制造 高频考点：be made短语区分、被动语态时态、avoid doing、divide into 题型3：阅读理解 常见话题：茶叶、丝绸、剪纸、造纸术等中国传统产物；各国特产制造 解题技巧： 注意定位made of/made from、被动句，区分古今时态 题型4：词汇运用 常见考点：词形转换invent→inventor/invention；wide→widely；动词变过去分词 题型5：书面表达 常见话题：介绍一件传统手工艺品、家乡特产、伟大发明 必备句型： 1.…is made of/from… 2.It is made in… 3.It is used for… 4.It was invented by… 5.It is famous all over the world. 六、综合巩固练习 (一)、单项选择 ( )1.The desk________wood.It looks beautiful. A.is made from B.made of C.is made of D.was made in ( )2.Paper________by Cai Lun thousands of years ago. A.invents B.invented C.was invented D.is invented ( )3.Students________to finish homework on time. A.require B.are required C.required D.were require ( )4.A lot of new roads________in our city next year. A.will build B.are built C.will be built D.were built ( )5.The little boy was seen________the park alone yesterday. A.enter B.to enter C.entering D.entered ( )6.This kind of watch________widely in the world. A.sell B.sells C.is sold D.are sold ( )7.Tea________in the south of China. A.grows B.is grown C.grew D.was grown ( )8.Great changes________in my hometown over the years. A.take place B.took place C.have taken place D.are taken place ( )9.—Where is your coat? —It________behind the door. A.hangs B.is hung C.hung D.was hanging ( )10.We should avoid________mistakes in exams. A.make B.to make C.making D.made (二)、用所给词的正确形式填空 1.This kind of toy________(produce)in Shanghai every year. 2.The letter________(write)by my sister yesterday. 3.These books________(must keep)clean and tidy. 4.He is one of the greatest________(invent)in history. 5.This cloth feels soft.It________(make)of cotton. 6.We should take full________(advantage)of our spare time. 7.The factory________(divide)into three parts last year. 8.English is________(wide)used all over the world. (三)、按要求改写句子 1.People grow tea in southern China.（改为被动语态） Tea________________in southern China. 2.They built this house in 2020.（改为被动语态） This house________________in 2020. 3.We must clean our classroom every day.（改为被动语态） Our classroom________________every day. 4.The boss made the workers work 12 hours a day.（改为被动） The workers________________________work 12 hours a day by the boss. 5.This ring is made of silver.（对划线部分提问） ________this ring________of? (四)、书面表达 题目：My Favorite Chinese Invention 要求： 1.写出你最喜欢的中国发明； 2.介绍它的材质、用途、发明历史； 3.谈谈这项发明带来的影响； 4.词数80词左右。 解析版答案 1.inventor 解析：great后接名词，主语是人Edison，意为“发明家”，inventor发明家；invention是发明物。 2.widely 解析：副词修饰动词sold，wide形容词变副词widely，表“广泛地售卖”。 3.inventions 解析：one of the+形容词最高级+可数名词复数，paper是众多发明之一，填复数inventions。 4.products 解析：high-quality高质量的，后接名词，factory产出产品，product产品，用复数表各类产品。 【边讲边练2】短语填空答案+解析 1.is made of 解析：围巾能直接看出丝绸原料，物理变化用be made of；主语单数，一般现在时is。 2.is made from 解析：纸张看不出木头原材料，化学变化用be made from。 3.is made in 解析：后接地点Germany，固定搭配be made in+地点，产自某地。 4.is used for 解析：后面接动名词cutting，表被用来做某事，be used for doing。 5.take advantage of 解析：情态动词should后用动词原形，take advantage of利用。 【边讲边练3】完成句子答案+解析 1.is made of glass 解析：杯子由玻璃制成，看得见原材料，一般现在时被动。 2.is made in China 解析：产自中国，be made in+国家。 3.are used for cutting things 解析：knives复数，be动词用are；be used for doing被用来切东西。 4.are planted 解析：树木“被种植”，every year一般现在时被动，复数主语用are planted。 5.put to good use 解析：must后接动词原形，固定短语put sth.to good use充分利用。 【边讲边练4】动词适当形式（被动语态）答案+解析 1.are planted 解析：every spring每年春天，一般现在时；flowers复数，被动are planted。 2.was bought 解析：last month上个月，一般过去时；bike单数，被动was bought。 3.must be finished 解析：情态动词must被动结构：must be+过去分词。 4.were seen 解析：just now刚才过去时；children复数，be seen to do被看见做某事。 5.was invented 解析：in ancient China古代，过去时；paper单数，纸被蔡伦发明，was invented。 六、综合巩固练习答案+解析 (一)单项选择 1.C 解析：桌子看得见木头，is made of；主语单数一般现在时。 2.C 解析：thousands of years ago过去时间，纸“被发明”一般过去被动was invented。 3.B 解析：学生被要求按时完成作业，常态用一般现在被动are required。 4.C 解析：next year明年将来时，道路将被修建will be built。 5.B 解析：感官动词see被动必须加to，be seen to enter。 6.C 解析：手表被全球售卖，kind单数，一般现在被动is sold。 7.B 解析：茶叶种植在中国南方，常态客观事实，tea单数is grown。 8.C 解析：over the years多年来，现在完成时；take place无被动。 9.B 解析：外套被挂在门后，被动is hung（hang表悬挂过去分词hung）。 10.C 解析：固定搭配avoid doing sth.避免做某事。 (二)词形填空 1.is produced 解析：every year常态，玩具被生产，单数主语一般现在被动。 2.was written 解析：yesterday过去时，信件被书写，单数was written。 3.must be kept 解析：情态动词must被动，must be+过去分词。 4.inventors 解析：one of+复数名词，great inventors伟大发明家。 5.is made 解析：布料由棉花制成，is made of省略of cotton。 6.advantage 解析：take full advantage of固定搭配，充分利用。 7.was divided 解析：last year过去时，工厂被划分，单数was divided。 8.widely 解析：副词修饰动词used，wide变widely广泛使用。 (三)按要求改写句子 1.is grown 解析：主动变一般现在被动，tea单数，grow过去分词grown。 2.was built 解析：2020过去年份，house单数，build过去分词built。 3.must be cleaned 解析：情态动词must被动结构。 4.were made to 解析：boss made workers主动，被动还原to；workers复数过去时were made to。 5.What’s;made 解析：对材质silver提问用what，What’s sth.made of某物由什么制成。 (四)书面表达参考范文 My Favorite Chinese Invention Among all Chinese inventions,I like paper best.It is made of wood and bamboo.It was invented by Cai Lun thousands of years ago.In the past,people wrote on heavy bamboo slips.After paper appeared,reading and writing became much easier.Nowadays,paper is widely used all over the world.Thanks to this great invention,knowledge can be passed down easily.It really changes people’s everyday life and brings great convenience. 学科网（北京）股份有限公司 $