Unit 5 Power of Ideas-2026-2027学年九年级上册英语词汇语法讲练（人教版）

Unit 5 Power of 词汇语法讲练 一、单元核心单词 序号 英文单词 音标 1 invention /mn'venfn/ 2 camera /'kamara/ 3 laptop /'laeptop/ 4 super /'su:pa(r)/ 5 1m11- /'mi/ 6 itself /it'self/ 7 button /'batn/ 8 produce /pre'dju:s/ 9 file /fail/ 10 plastic /'plaestrk/ 11 printer /'printa(r)/ 12 invent /in'vent/ 13 suppose /se'peuz/ 14 wheel /wil/ 15 frozen /'frauzn/ 16 complete /kam'pli:t/ 17 layer /'lera(r)/ Ideas 词性 中文释义 n. 发明：创造 n. 照相机；摄影机 1h. 笔记本电脑 adj. 超级的：顶好的 prefix. 微型的：短的 pron. 它自己 n. 按钮：扣子 v. 生产；繁育 n. 文件：文件夹 n.adj 塑料；塑料的 打印机：印刷公 n. 司 v. 发明；编造 v. 认为：推断 车轮；轮子 adj. 冻硬的：冰封的 完成：结束/完 v./adj 全的：彻底的 n. 层；表层 18 melt 19 pipe 20 tunnel 21 tourism 22 gain 23 reality 24 papermaking 25 responsible 26 instant 27 shape 28 bronze 29 pottery 30 stone 31 jute 32 fbre(美fber) 33 expensive 34 official 35 workshop 36 none 37 ideal (使)融化：逐 /melt/ 渐消失 管道：管子；烟 parp/ n 斗 /'tunl/ 1n. 隧道：地下通道 /'tuerzam/ 之 旅游业 /gem/ 获得：取得 hi'aeleti/ 1n. 现实；事实 造纸工艺；造纸 /'perpamerkn/ n. 业 作为原因的：有 hI'sppnsabl/ adj. 责任的 /'mnstent/ adj. 迅速的：瞬间的 ferp/ v./n. 塑造/形状 青铜；青铜的： /bronz/ n.adj. 青铜色的 /'ppteri/ 1n. 制品；陶器 /staun/ n. 石头；岩石 /d3u:t/ 黄麻纤维 /'farba(r)/ n 纤维；纤维素 昂贵的：价格高 hk'spensrv/ adj. 的 la'fiV/ ? 官员；高级职员 'w3k∫Dp/ n. 作坊：讲习班 /nan/ pron. 没有一个：毫无 最合适的：理想 /ar'di:al/ adj./n. 的/理想；完美 的人（或事物） 某些；确定的/ 38 certain /'s3:t/ adj./pron. 某些 39 suitable /'su:tabl/ adj. 合适的：适宜的 40 lquid /likwId/ n./adj. 液体/液体的 41 cheap /fi:p/ adj./adv. 便宜的/低廉地 42 creation /kri'eIfn/ n. 创造：作品 阿拉伯语的/阿 43 Arabic /'aerabik/ adj./n. 拉伯语 44 ongin /'prd3m/ n. 起源；诞生 45 rapidly /'raepidli/ adv. 迅速地；快速地 46 afford /a'fo:d/ V. 买得起：能做 47 company /'kAmpani/ n. 公司；剧团 黏（性）的：闷 48 sticky /'strki/ adj. 热的 49 production /pra'dakfn/ n. 生产；制作 50 gradually /'graed3uali/ adv. 逐渐地：逐步地 51 widely /'wardli/ adv. 广泛地；普遍地 52 glider /'glarda(r)/ 滑翔机 53 sunglasses /'sAngla:sIz/ 1n. 墨镜；太阳镜 二、 单元核心短语/固定搭配 序号 英文短语 音标 中文释义 high-speed train har'spi:d tremn/ 高速列车 许多；大量；数以百 2 hundreds of /'handredz av/ 计的 3 all over the world /,l'a5vaǒaw3ld/ 全世界 应当做（某事）；应 be supposed to /bi sa'pauzd tu:/ 该是（某物） 对…负责：引起某 5 be responsible for /bi II'sppnsabl f:(1)/ 事 6 later on /'lertar Dn/ 后来：其后 speed up /spi:d Ap/ (使)加速 8 lead to /li:d tu:/ 造成：导致 result in /虹'Zlt/ 导致；造成 /famnd a wer tu du: 试图找到做某事的方 10 find a way to do sth. sAmOm/ 法 词汇短语练习 一、根据汉语意思或首字母，写出正确的单词。（每空1分，共10分) 1.发明；创造 2.照相机；摄影机 3笔记本电脑 4.超级的；顶好的 5.它自己 6按钮；扣子 7.生产；繁育 8认为：推断s 9.获得：取得 10.合适的；适宜的 二、单项选择，选出最合适的一项。（每题1分，共15分） 1.-Who the first telephone?-Alexander Graham Bell did. A.invented B.invention C.invent D.invents 2.The new can take photos even in the dark A.laptop B.camera C.printer D.button 3.You are to finish the work before Friday. A.responsible for B.supposed to C.lead to D.result in 4.The train can travel at a speed of 350 km/h. A.high-speed B.hundreds of C.all over the world D.later on 5.Too much plastic waste serious environmental problems. A.leads to B.speeds up C.finds a way to D.is responsible for 6.The ice will if you leave it in the sun. A.melt B.shape C.produce D.gain 7.She doesn't have enough money to a new car. A.afford B.suppose C.complete D.invent 8. of people visit the Great Wall every year. A.Hundreds B.Hundred C.Hundreds of D.Hundred of 9.The machine works It can finish the job in seconds A.rapidly B.gradually C.widely D.sticky 10.This kind of paper is made from a natural fibre. A.bronze B.jute C.pottery D.stone 11.The of papermaking dates back to ancient China. A.reality B.origin C.creation D.tourism 12.None of the ideas suitable for our project. A.is B.are C.was D.were 13.The government official visited the to see the handmade pottery. A.workshop B.tunnel C.company D.glider 14.You should be for the safety of your team. A.responsible B.instant C.ideal D.certain 15.The of the new smartphone was a great success. A.production B.liquid C.fibre D.file 三、用所给单词的适当形式填空。（每空1分，共10分） 1.The (invent)of the wheel changed human history 2.Can you (complete)the form in five minutes? 3.She (gain)a lot of experience from the job 4.The company is famous for its (produce)of high-quality cameras. 5.Papermaking (gradual)spread all over the world 6.The (glider)flew silently above the hills. 7.He put on his (sunglasses)to protect his eyes. 8.The liquid (melt)the ice quickly. 9.We need to (speed)up the research process. 10.The teacher asked us to (find)a way to solve the math problem 四、情景交际：补全对话。（每空2分，共20分) A:Hello,David.What are you reading? B:Hi,Lisa.I'm reading about the(1) (起源)of printing A:Sounds interesting!Did you know that papermaking was invented in China? B:Yes,and it (2) (the spread of knowledge all over the world. A:Exactly.The(3) (创造)of paper was a great idea. B:I agree.But today we also have many modern(4) (发明)，like laptops and smartphones. A:True.However,not all new things are (5) (合适的)for everyone.Some are too(⑥) (昂贵的). B:That's why we should (7) (试图找到方法)to make them cheaper.. A:You're right.By the way,are you (8) (应当)to finish this report by Friday? B:Yes,I'm (9) (对…负责)the history section. A:Good luck!I hope you can (10) (加速)your reading. 五、连词成句（注意标点和大小写）。（每题5分，共25分） 1.is,this,a,high-speed,train (. → 2.supposed,to,we,are,finish,the,project,on,time() → 3.leads,smoking,to,health,problems (. → 4.hundreds of,tourists,visit,the,museum,every,year ( → 5.find,a way,to,reduce,plastic,waste,we,must ( 参考答案 一、根据汉语意思或首字母，写出正确的单词 1.invention 2.camera 3.laptop 4.super 5.itself 6.button 7.produce 8.suppose 9.gain 10.suitable 二、单项选择 1.A2.B3.B4.A5.A6.A7A8.C9.A10.B11.B12.B13.A14A15.A 三、用所给单词的适当形式填空 1.invention 2.complete 3.gained 4.production 5.gradually 6.glider 7.sunglasses 8.melted 9.speed 10.find 四、情景交际：补全对话 (1)origin (2)led to (3)creation (4)inventions(5)suitable(6)expensive(7)find a way to (8)supposed (9) responsible for (10)speed up 五、连词成句 1.This is a high-speed train. 2.We are supposed to finish the project on time 3.Smoking leads to health problems. 4.Hundreds of tourists visit the museum every year. 5.We must find a way to reduce plastic waste. 单元语法讲练： 考点1：被动语态基础认知与三种核心时态结构 核心规则表 被动语态类型 结构公式 单元主题例句 中文释义 The high-speed train is 高铁在中国被广泛使 一般现在时被动 am/is/ae+过去分词 widely used in China. 用。 The telephone was 电话在1876年被发 般过去时被动 was/were+过去分词 invented in 1876. 明。 情态动词 Ideas can be tumned into 想法通过努力可以被 情态动词被动 (can/must/should)+be reality with hard work. 变为现实。 +过去分词 主动语态强调动作执行者，结构：主语（动作执行者）+谓语主动形式+宾语。被动语态强 调动作承受者，结构：主语（动作承受者）+be+过去分词+(by+执行者)。 用法提示 ,只有及物动词（可直接加宾语的动词）才有被动语态；happen、take place等不及物动词无 被动 √过去分词规则变化：动词后加-ed;不规则变化需单独记忆（如invent-invented,make- made,build-built) √动作执行者若不需强调、泛指或不明时，by短语直接省略 即学即练（被动语态结构专项）单项选择 1.The 3D printer to make many different objects now. A.uses B.is used C.used D.was used 2.Paper by ancient Chinese people thousands of years ago A.invented B.is invented C.was invented D.invents 3.We to turn creative ideas into real things in our science class. A.encourage B.are encouraged C.encouraged D.were encouraged 4.The first mini-camera in that factory in 1998. A.produced B.is produced C.produces D.was produced 5.Your homework before you leave the classroom today. A.must finish B.must be finished C.finishes D.finished 6.These beautiful clay pieces by hand in the small village every year A.make B.made C.are made D.were made 7.The first successful airplane by the Wright brothers in 1903. A.flew B.flown C.is flown D.was flown 8.Dangerous things out of the reach of little kids at home. A.should keep B.should be kept C.keep D.kept 9.-Look!The new smart laptop to the WiFi already A.connects B.connected C.is connected D.was connected 10.Many great inventions in the science show last month. A.showed B.are showed C.were showed D.show 考点2：被动语态句式变换与易错点辨析 核心句式变换表 句式类型 变换规则 例句（一般过去时被动） 主语+be对应形式+过去分 肯定句 The radio message was sent 词+其他 across the Atlantic. The radio message wasn't sent 否定句 be/情态动词后直接加not across the Atlantic be情态动词提至句首，句末加 Was the radio message sent across 一般疑问句 问号 the Atlantic? 高频易错点 √主动表被动特殊情况：感官动词(feel/smell/sound/taste/Iook)、sell/wash/wite等词表达事 物属性时，用主动形式表被动含义 例：The new type of pen writes smoothly.这种新型钢笔写起来很流畅。（不用is written) √短语动词的被动：不可遗漏短语中的介词/副词 例：The old people should be taken good care of.老人应该被好好照顾。(of不可省略) √by与with的区别：by+动作执行者；with+工具/材料 例：The desk was made by the old carpenter with wood.这张桌子是老木匠用木头做的。 即学即练（被动语态句式与易错点专项）单项选择 1. these glasses for protecting your eyes from the sun? -Yes,they are. A.Do;use B.Are;used C.Did;use D.Were;used 2.The accident last week,so we didn't know the exact reason at first. A.wasn't reported B.not reported C.isn't reported D.didn't report 3.This kind of fruit cake really delicious.It sells well in the shop. A.is tasted B.taste C.tastes D.is tasting 4.The problem of spreading news quickly with the invention of the radio A.solved B.was solved C.solves D.is solved 5.Small inventions like wheels and glasses in our daily life all the time. A.can use B.can be used C.must use D.used 6.The paper books by people for hundreds of years,and they are still popular now. A.are used B.were used C.have used D.used 7.-What should we do first to make the dish? -The vegetables first,of course. A.should wash B.should be washed C.wash D.are washed 8.The model plane my little brother yesterday looks very cool. A.was made by B.made by C.was made with D.made with 9.Our teachers told us that a good idea thousands of times to make sure it works. A.must test B.must be tested C.can test D.tested 10.This kind of cloth soft,so it is made into many kinds of clothes for babies. A.is felt B.felt C.feels D.is feeling 参考答案 即学即练（被动语态结构专项） 1.B2.C3.B4.D5.B6.C7.D8.B9.C10.C 即学即练（被动语态句式与易错点专项） 1.B2.A3.C4.B5.B6.B7.B8.A9.B10.C