Unit 5 第4课时 Section B (2a-4d)-【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）

would then give a report in front of the class”可 知，每个学生需要选一家公司完成任务。 4.C【解析】根据“our postman”的职业身份可知，邮 递员的工作是派送包裹。 5.A【解析】根据“Edison became my hero'”可知，作 者对爱迪生的发明很感兴趣，enjoy doing sth表示 “喜欢做某事”。 6.B【解析】根据“Edison became my hero”可知，作 者喜欢阅读爱迪生的发明故事，这些发明让他感 兴趣。 7.D【解析】根据“He showed me how to turn my ideas into plans”可知，爸爸用实际行动鼓励作者。 8.A【解析】根据“Later,.we found a…tool in a store”可知，作者做的是一个能调整汽车刹车片的 工具。 9.B【解析】根据“inventors often invent similar things”可知，作者做的工具和商店里的工具很像。 10.B【解析】根据“inventors often invent similar things'”可知，作者自己发明了工具，又发现商店里 有类似的产品，说明是不同的人想到了同样的 点子。 11.D【解析】根据前文不同发明家会发明相似物品 可知，这种现象是很常见的。 12.C【解析】根据“I learnt that not all great ideas work,too.Failure is a common part of the inventing'”可知，发明不是一帆风顺的，失败会伴 随在从想法到成品的整个过程中。 13.C【解析】根据“His guiding hands.led me to become an engineer and inventor”可知，作者是在 合作过程中慢慢意识到爸爸的能力。 14.D【解析】根据前文作者对发明的热爱和爸爸的 鼓励可知，兴趣和指导共同促成了作者的职业 选择。 15.A【解析】thank sb for sth是固定短语，意为“因 某事感谢某人”。此处感谢爱迪生的原因是他激 发了作者的兴趣。 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. 412 九年级英语RJ版 Grammar )语法知识集训 -,1.is done 2.Are;encouraged 3.was made 4.wasn't invited 5.to jump 二、1.When was;invented2.Was;told 3.was heard by;to 第3课时Section B(1a-lf) )课内基础达标 一、1.Papermaking2.liquid3.ideal4.stone 5.workshop 6.birth 1.suitable 2.reality 3.importantly 4.officer 5.creation 三、1.led to2.later on3.depend on 4.speed up 5.Either;or 四、1-6 ABCBBA )课外拓展提高 -,1.inventions 2.example 3.but 4.solve 5.useful 6.differently 7.him 8.proud 9.to develop 10.shine 11.for 二、1-5 FBEDA 第4课时Section B(2a-4d) ○课内基础达标 -,1.rapidly 2.production 3.companies 4.develop 5.inventor 二、1.sticky2.glider3.widely4.songbooks 5.afford 三、1.As a result2.carry out3.To my surprise 4.stand up )课外拓展提高 一、 1.D【解析】根据“This robot can help people who cannot see well to live a better life”可知，这款机器 人是帮助视力有问题的人的。 2.B【解析】根据“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。此处“commands” 指的是命令，与“orders'”意思相近。 3.C【解析】根据“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，徐艳芳认为电子导盲犬是有帮助的。 4.D【解析】通读全文可知，本文主要介绍了电子导 盲犬，属于科学范畴，故在报纸的科学版块能看到。 二、1-5 CADEB 主题作文指导 巴素材积累 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.It is certain that smartphones have a big effect on our lives. 2.Firstly,I use them to stay in touch with my family anytime and anywhere. 写作练兵 My invention is a flying bike.It has two wheels and two wings.It is fast,convenient and green.It has a top speed of 100 km/h.You can go to farther places in a short time.It can run on the land and fly in the air.If you shout "fly",the bike will turn into a plane in 30 seconds.Then you can fly in the air.You will be as free as a bird.It can take photos,too. Instead of petrol,the bike uses solar power,so it will not pollute the air I will add a seat behind it so that it can carry two persons. My invention will help people live a better life in the future. 熟词生义 1.DCBA 2.CBA 3.BAC 4.ABC 5.ABC 6.CBA 高频考点训练 考点一 1.production 2.produce 3.product 4.produced 考点二 1.create 2.discovered 3.invented 4.found 考点三 1.to buy 2.can't afford 考点四 1.lead to 2.resulted in 3.resulted in 4.led to 语篇融合训练 一、1-5 DAGBC 【思维拓展】 6.D【解析】根据“The wheels were the same size and it used the chain'”可知，此处指安全自行车使用 了今天自行车仍在使用的链条驱动。 1.B【解析】根据“You have to be careful when throwing away wet waste.It may include food or other kinds of rubbish”可知扔掉这些垃圾可能会 造成大混乱。make a big mess'“造成大混乱”。 2.D【解析】根据下文“The bag has a band of adhesive tape'”可知，此处指石源做了一个特殊的 袋子。 3.C【解析】根据“You can hold the bottom end and..throw wet rubbish into a trash can”可知，此 处指胶带的一端。 4.B【解析】根据“You can hold the bottom end and.throw wet rubbish into a trash can”可知，这 个袋子有粘贴带，一端打开就可以倒过来，所以很 容易把湿垃圾扔进垃圾桶。 5.A【解析】根据“When he got his pants all wet while throwing it away'”可知，石源扔垃圾时把裤 子全弄湿了，这是一次糟糕的经历。 6.C【解析】根据句意可知，此处指许多其他人。 7.D【解析】根据“neither of these ideas worked'”可 知，这两个想法都没有奏效，与上文是转折关系。 8.A【解析】根据“the bag was a one--off.”可知，这 个袋子是一次性产品。 9.C【解析】根据上文这个袋子是一次性产品可推 测，此处指它不环保。environmentally friendly“环 保的”。 10.C【解析】根据“improving his design”可知，石源 继续改进他的设计。 11.A【解析】根据“the adhesive tape'”可知，他认为 这种弱胶水可以用来做胶带。 12.C【解析】根据“He has already.2 million bags online”可知，他的袋子在网上很受欢迎。 13.B【解析】根据“2 million bags online'”可知，此处 指在网上卖出了200万个袋子。 14.D【解析】根据“Kids like to play.Shi just…the way he plays and put his mind toward exploring a way to make life easier”可知，石源的父亲为他感 到骄傲。be proud of"为…感到骄傲”。 上册详解详析 13第4课时 Se 课内基础达标 一、用所给词的适当形式填空 1.新素材人工智能A] developing rapid)and becomes a hot topic. 2.The produce)of this factory has increased a lot this year. 3.There are many big (company)in this city. 4.The company is looking to (develop)more new products. 5.传统文化张衡Zhang Heng was a great (invent)in ancient China. 二、用方框中所给词的适当形式填空 afford sticky wide glider songbook 1.The glue is very You should be careful with it. 2.He made a small and flew it in the park. 3.Nowadays,WeChat payment is used by people in our country. 4.These contain many popular songs. 5.The car is too expensive.I can't it. 三、根据汉语意思完成句子 1.他没有努力学习。结果，他考试不及格。 He didn't study hard. he failed the exam. 2.我们应该按时执行这个计划。 We should the plan on time. ction B(2a-4d) ● 3.令我惊讶的是，他赢得了比赛。 he won the competition. 4.当老师进来时，请站起来。 Please when the teacher comes in. 课外拓展提高 一、阅读理解 人与社会一电子导盲犬 时文原创A university in Shenyang, China,has created an amazing new robot called the electronic guide dog.This robot can help people who cannot see well to live a better life.It has become very popular! Zhang Jinyi,a teacher at the university, shared that this electronic guide dog can recognize faces and understand voice commands.It can react properly to meet your travel needs.It can even talk back!The robot uses maps to help guide people indoors and outdoors.It is made to be a friend,helper,and guide. In China,there are about 20 million people with vision problems,and it is hard for them to get around.Sadly,there are only about 400 guide dogs available(可获得的).It means that many people do not have the support they need.The electronic guide dog is like a shot in the arm,offering new hope. Several people with vision problems tested the electronic guide dog.A person called Xu Yanfen said,"This robot is like a true friend.It helps me understand my 上册Unit5 97 surroundings(环境)and guides me safely, making me feel braver when I travel alone. Jiang Yueqiu,from the university,said they wanted to keep improving the electronic guide dog.They hope this robot will help more people in the future,lighting the way for those who need it most. 1.What is the robot used to do according to Paragraph 1? A.Guard the house. B.Help carry things. C.Bring its owner joy. D.Help people with vision problems. 2.What does the underlined word "commands" in Paragraph 2 mean? A.Qualities. B.Orders. C.Ideas. D.Aspects. 3.How did Xu Yanfen like the electronic guide dog? A.It's safe. B.It's brave. C.It's helpful. D.It's expensive. 4.新考向主题判新In which part of a newspaper can we probably read the text? A.Sports. B.History. C.Travel. D.Science. 1-4 二、补全短文 人与社会—少年实现校车节能 时文原创Tim Freeman was just twelve years old when he came up with an idea that would make school buses more energy efficient (节能).This would not only save money,but also help the environment.Five years later,the schoolboy finally saw his dream come true. It all began when Tim did a short summer course on aerodynamics(空气动力学).1 98 九年级英语RJ版 He found that his school bus had a very square front..It meant it used petrol(汽油)in a low efficiency.He decided to improve the bus. After thinking about it for a while,Tim came up with the idea of putting a large piece of strong plastic on the front of the bus, covering the windscreen(挡风玻璃).2In this way,the bus would become more energy efficient. His science teacher loved the idea and encouraged him.3 Helped by his older sister Alice,he got help from an organization that helps young people develop new ideas. Over the next year,Tim used the money to build a small model of his invention.He did tests on it by putting it on a toy school bus and seeing how it performed in a little wind tunnel (风洞)he built.The data(数据)was good.4 He set up a team of young engineers like himself.And with the help of his teacher,they finished their final version(最终版).5In tests done on real roads,it has helped increase the efficiency of school bus fuel use by 10%-20%. A.It would help make the bus move easily. B.This design provides the same benefits but costs less. C.This drove him to look for a way to use what he had learned. D.But Tim needed to find enough money to build a model and test it. E.He knew it was time to create a real one to be put to the test on a real bus. 1-5