Unit 5 Power of Ideas 第2课时Section A(3a-4c)&Grammar-【学海风暴】2026-2027学年九年级上册英语同步备课（人教版·新教材）安徽专用

④将大内容拆分成小部分；⑤在脑海中形成图像 故事。 2.B【解析】根据第三段“When you've remembered a list of new vocabulary,stop studying”可知，记住 新的词汇表后应停止学习。 3.B【解析】由第四段“Our memory works well when we are asleep”可知.。 4.C【解析】由第五段“If you have to remember something big,break it down into smaller sections”可知。 5.C【解析】根据首段“Here are some tips.None of them can make your memory perfect,but all of them are helpful”可知，本文主要介绍提高记忆力 的方法。 【思维拓展】 6.To make pictures on the"movie-screen"of your mind. Unit 5 第1课时Section A(1a-2d) 课内基础达标 I.1.camera 2.laptop 3.button 4.file 5.plastic II.1.created 2.sunglasses 3.inventions 4.printer 5.itself Ⅲ.1-5 DCBAC 课外拓展提高 I.1-5 ACFGE Ⅱ. 1.A【解析】根据画线词所在句可知，DeepSeek提供 问题的答案又快又准确。accurate意为“准确的”， 与exact意思相近。 2.C【解析】根据第四段中“students can get the answers they need in seconds'”可知，DeepSeek是在 为学生节省时间。 3.B【解析】根据最后一段中“DeepSeek encourages students to learn alone”可知。 第2课时Section A(3a-4c） 课内基础达标 I.1.wheel 2.telephone 3.suppose 4.pipe 5.layer II.1.development 2.inventor;invented 3.frozen 4.tourism 5.useful IlI.1.had a big influence on 2.above sea level 412 九年级英语RJAH版 3.Are;supposed to 4.all over the world IV.1-6 DBCACA 课外拓展提高 1.D【解析】根据下文中的“move things and people from one place to another”以及“wheels”可知，此处 指轮子。 2.A【解析】根据语境和生活常识可知，轮子的发明 改变了人们运送货物及人员的方式。how通常用 来表达询问方式。 3.B【解析】根据后面的“we can travel far and fast'” 可知，因为有了轮子，人们可以走得又远又快。 4.C【解析】根据常识可知，电话是由Alexander Graham Bell于l876年发明的。invent意为“发明”。 5.A【解析】根据“It's like having a friend in your pocket…ready to chat'”可知，此处指这就像口袋里 有个朋友，随时准备聊天。 6.D【解析】根据下文中的“vaccines are a lifesaver'” 和“Vaccines help us stay strong”可知，这里引出谈 论保持人类健康方面发明的话题。 7.B【解析】根据文中的“Vaccines help us…stop diseases from”可知，疫苗帮助我们保持强壮，并且 阻止疾病的传播。stop…from doing…意为“阻 止…做…”。 8.C【解析】根据后面的“where you can find anything you want to know”可知，文章中把因特网 比喻成巨型图书馆，我们可以从里面找到任何想要 知道的东西。 9.A【解析】此处表示各种各样的发明使得我们的世 界成了一个更好的地方。 10.C【解析】根据后面的“talk to each other,stay healthy,and learn new things'”可知，这里是与上 文的轮子对应。get around意为“走动”，符合 语境。 写作小练笔 I think the most useful invention is the mobile phone.With the mobile phone,we can admire many beautiful landscapes without going out.Besides,it is more convenient for us to connect with our friends and family by using a mobile phone.All in all,the appearance of the mobile phone greatly changes our lives. 阶段听力训练1 1-5 CCBCB 6-10 CBABC 11-12 AB Grammar 语法知识集训 I.1.is done 2.Are;encouraged 3.am invited 4.isn't allowed 5.are offered 6.can be solved II.1.isn't spoken 2.Where is;made 3.Are;moved 4.must be watered 5.Should;be finished 第3课时Section B(1a-1f) 课内基础达标 I.1.stone 2.workshop 3.birth 4.liquid 5.cheap 6.ideal II.1.reality 2.officers 3.creations 4.suitable 5.Arabic IlI.1.led to 2.speed up 3.resulted in 4.later on 5.be responsible for IV.1-6 CACDBC 课外拓展提高 1.D【解析】根据第四段可知，这些舞蹈由人工智能 驱动，人工智能帮助机器人变换位置、感受音乐的 节奏。 2.C【解析】根据“The robots have cameras to see their surroundings clearly”可知，机器人身上装摄 像头的作用是观察周围的环境，由此推出，C项“帮 助它们避免错误”正好诠释了观察周围环境的 目的。 3.D【解析】本文主要通过机器人表演案例，展示了 科技如何与文化相融合。 第4课时Section B(2a-4d) 课内基础达标 I.1.companies 2.glider 3.rapidly 4.production Ⅱ.1-4BCCB 课外拓展提高 I. 1.B【解析】根据上文“A man couldn't stand up for two years”可知，这名男子两年都无法站立，所以电 信号应该是传到腿上，从而帮助其行走。 2.D【解析】句意：用了它之后，他能在别人的帮助下 迈出小步伐。with one's help“在某人的帮助下”。 3.A【解析】根据上文“Beinao-1 turns her thoughts into text on a screen”可知，“北脑一号”帮她将想法 变为文字，因此她现在能够“说话”了。 4.C【解析】根据语境并结合备选项可知，“北脑一 号”成功地帮助几名残疾人重新移动和说话。 5.A【解析】此处为时间状语从句，when符合语境。 6.B【解析】此处指的是在拥有翻译器的情况下，机 器能够理解思想并采取行动。 7.A【解析】根据下文“acup,fill it with water'”可 知，机械臂拿起杯子然后装满水。pick up'“拿起”。 8.B【解析】根据语境并结合备选项可知，“北脑一 号”帮助残疾人通过思想控制事物。 9.C【解析】根据下文“China will.…to lead the world in technology development'”可知，此处指中国在高 科技领域已经变得更强大。 10.D【解析】句意：我们相信中国在科技发展方面会 继续引领世界。 Ⅱ. 1.B【解析】根据画线词后的“It can react properly to meet your travel needs”可推知，此处指这种电子 导盲犬可以进行面部识别和理解语音指令。故该 词与“orders'”意思相近。 2.D【解析】根据第三段中“In China,there are about 20 million people with vision problems,and it is hard for them to get around.Sadly,there are only about400 guide dogs available'”可知，导盲犬的数 量远不够盲人所需。 3.C【解析】根据第四段中“This robot is like a true friend.It helps me understand my surroundings and guides me safely,making me feel braver when I travel alone'”可推知，徐艳芬认为电子导盲犬是有 帮助的。 主题作文指导 素材积累 1.Mobile phones have a big effect on the way we communicate 2.The invention of cars makes it much more convenient for us to travel out. 3.Hard work and patience often result in successful inventions. 写作任务 1.If you shout "fly",the bike will turn into a plane in 30 seconds. 2.Instead of petrol,the bike uses solar power,so it will not pollute the air. 写作练兵 Dear Linda, I'm very glad to introduce the new invention to you. It's a kind of new car invented by a great young 上册详解详析 13第2课时 Se ● 课内基础达标 【,根据首字母及汉语提示完成句子 1.She rolled the heavy box on a w (轮 子)to save energy. 2.He left his t (电话)at home yesterday. 3.Do you s (认为；料想)we can finish the task before noon? 4.The workers use a metal p(管子)to repair the water systems. 5.A thin 1 (表层)of ice covers the lake on cold winter mornings. Ⅱ.用所给词的适当形式填空 1.We should pay attention to the develop)of our reading skills. 2.The young has small robot that can clean the room. (invent) 3.My mother bought some (freeze) dumplings for dinner. 4.The beautiful beach has brought a lot of (tour)to the small town 5.I think the radio is one of the most (use)inventions. Ⅲ.用方框中所给短语的适当形式填空 be supposed to all over the world above sea level have a big influence on 1.The invention of light bulbs human history. 2.地域特色天柱山 Tianzhushan is 1,489.8 meters 3. the visitors drive along the beach for sightseeing? ction A(3a-4c) 4.We can make friends with people W,单项填空 1.Lily knows how to draw,and she knows how to dance A.also B.well C.very well D.as well 2.-The ice will quickly when the sun comes out. -Yes,we'd better take the ice cream inside now. A.freeze B.melt C.boil D.burn 3.If you practice speaking English every day, you'll more confidence little by little. A.waste B.promise C.gain D.refuse 4.The clever boy tried many times and finally a new kind of toy car for his little brother A.invented B.borrowed C.bought D.used 5.学科融合计算机发展史一When did this kind of computer first appear in our country? -It first appeared A.in 1980s B.in the 1980 C.in the 1980s D.on the 1980s 6.-Mom,when can we go on a holiday? -I'm not sure.We can't make it unless your father his new book. A.completes B.protects C.regards D.suggests 1-6 上册Unit5 89 课外拓展提高 So,inventions like wheels,telephones, 完形填空 vaccines,and the Internet have made our 人与社会一小小发明物改变世界 9 a better place.They've made it easier to Inventions are like magic tricks that make 10,talk to each other,stay healthy,and our lives better.A great example is the 1 learn new things.As we keep coming up with which was made a very long time ago.It new ideas,we'll keep making life even better. changed 2 we move things and people 1.A.ship B.train from one place to another.3 wheels,we C.steam D.wheel can travel far and fast,which helps us share 2.A.how B.why ideas and goods,making life better for C.where D.when 3.A.For B.With everyone Then there's the telephone,which was C.By D.Like 4 by Alexander Graham Bell in 1876.It 4.A.found B.fixed lets us talk to each other even if we're far C.invented D.created away.It's like having a friend in your pocket, 5.A.always B.really 5 ready to chat. C.clearly D.even When it comes to keeping us 6 6.A.clean B.brave vaccines(疫苗)are a lifesaver.They protect us C.cool D.healthy from really bad sickness,like polio(脊髓灰质 7.A.arriving B.spreading )Vaccines help us stay strong and stop C.growing D.staying diseases from 7. 8.A.network B.bookshop And let's not forget the Internet.It's like C.library D.newspaper a giant(巨大的)8_where you can find 9.A.world B.home C.city D.school anything you want to know.It also lets us 10.A.look after B.come out shop without leaving home,which is super C.get around D.worry about handy. 1-5 6-10 写阻少瓯笔 用所学知识简要介绍你认为最有用的发明。（词数：50左右） 90 九年级英语RJAH版 Grammar 单元语法突破 一、一般现在时的被动语态 二、情态动词的被动语态 一 般现在时的被动语态句子结构： 情态动词的被动语态句子结构： l.肯定句：主语+am/is/are+及物动词的 1.肯定句：主语+情态动词+be十及物动 过去分词十其他， 词的过去分词十其他， 2.否定句：主语+am/is/are+not+及物 2.否定句：主语十情态动词+not十be十及 动词的过去分词十其他： 物动词的过去分词十其他， 3.一般疑问句：Am/Is/Are+主语十及物 3.一般疑问句：情态动词十主语十be十及 动词的过去分词十其他？ 物动词的过去分词十其他？ 4.特殊疑问句：特殊疑问词（组）十一般疑 4.特殊疑问句：特殊疑问词十一般疑 问句？ 问句？ Farm machines are (not)made in the This work can(not)be finished today. factory.农用机械（不）在那个工厂里被制造。 项工作今天（不）能完成。 Are farm machines made in the factory? Can this work be finished today?这项工 农用机械是在那个工厂里被制造的吗？ 作今天能完成吗？ Where are farm machines made?农用机 When can this work be finished?这项工 械是在哪里被制造的？ 作什么时候能完成？ 0= 语法知识集训 I,用所给词的适当形式填空 world.(改为否定句) 1.Some work in the factory (do) English by people all by robots now. over the world. 2. you always 2.The phone is made in China.(对画线部分提问) (encourage)in the face of difficulties? the phone 3.I won't go to Peter's new house unless I 3.We are moved by the story..(改为一般疑问句) (invite). you by the story? 4.Don't smoke here.Smoking 4.We must water the flowers every morning. (allow)in public places. (改为被动语态) 5.Do you have any problems if you The flowers (offer)this job? every morning. 6.The problem 5.The task should be finished before Friday. (can solve) (改为一般疑问句) easily. Ⅱ.按要求完成下列句子 the task before Friday? 1.English is spoken by people all over the 92 九年级英语RJAH版