人教版高中英语必修2 Unit 3
必修二Unit 3 Computers1. In pairs discuss what they have in common. common adj. 共同的，普遍的；常见的常用结构：①in common共有，公用(在句中多作状语）② in common with 和……一样----In common with many young people, he prefers pop songs.③have nothing/little/a lot/something in common with sb.与某人没有/许多/有些共同之处---Jane and I have nothing in common.=I have nothing in common with Jane.④common sense/knowledge 常识⑤common welfare 公共福利辨析：common，ordinary，usual，general，normalcommon指因许多事物或许多人所共同具有而常见的意思。
ordinary指由于与一般事物性质和标准相同，因而显得平常，无奇特之处。
usual“通常的，惯常的”，含有“随集体风俗或个人习惯而常常发生”之意。
normal意为“正常的”，强调正常性。
2. Work out a list and compare it with your partner.compare...with/to...把。
和。
作比较--- Compare this with/to that, and you’ll find which is better.注意：（1）compare...to...还有“把。
比作。
”之意，不可用compare...with...替换。
Shakespeare compared the world to a stage.(2)过去分词短语compared with(与。
相比）作状语时，可与compared to替换。
--- Compared with/to most children,she was indeed very unfortunate.3. calculate v.计算；打算；推测calculator n.计算器calculation n.[U] 计算；[C]计算结果calculating adj. （常用贬义）精明的；会算计的--- a calculating businessman 一个精明的商人相关短语：① calculate on/upon指望；打算 ---We cannot always calculate on/upon other's help .②be calculated to do打算做；故意做----What I said yesterday was not calculated to hurt you.③ be calculated for适合于，为。
而设计4. Although I was young I could simplify difficult sums.(1) simple adj. 简单的；朴素的; 还可以表示“天真的，率真的；无经验的，幼稚的”→simplify v.简化(2) sum n. 金额; 款项; 总数; 算术题常用结构：①in sum 简言之; 总而言之 ----In sum, the plan failed.②sum up/sum sth. up总结；概括 To sum up, there are three main ways of solving the problem.5. I developed very slowly and it took nearly two hundred years before I was built as an analytical machine by Charles Babbage. （1）“It took/was+一段时间+before从句”是一个固定句型,意为“过了……后才……”。
（2）before用于这类句型时的结构还有：①It didn’t take/was long (或一段时间) before... 过了不久（一段时间）就…②It will take/be long (或一段时间) before... 要过很久（一段时间）才…③It won’t take/be long (或一段时间) before... 不久（一段时间后）就会….6.technologial adj.科技的technology n.工艺；科技；技术辨析：technology和techniquetechnology是技术的总称，不是指一项一项的具体技术，是不可数名词。
technique表示“某种技能，技巧”，指一项一项的技术技巧，是可数名词。
7.from then on 从那时起from now on 从现在起8. By the1940s I had grown as large as a room, and I wondered if I would grow any larger!(1) as large as．．．“有……大”，后面常加数词．例如：This playground is as large as 500squaremeters．(2) I wondered if．．“我不知道(奇怪)是否……”，是一个常见句式，常用于口语，表示一种委婉或客气的语气。
例如：I wondered if you would mind giving me a hand.9.As time went by, I was made smaller.(1)在本句中, as用作连词,引导时间状语从句,表示“随着…”, 而with 用作介词, 后接名词短语,形成with结构。
As time went by, =With time going by,....(2) go by ①(时间)过去，逝去 ---As time goes by, my memory seems to get worse.②从……经过 ----Did you see a boy go by on a bicycle?③按照，遵循 ----Don’t go by that old map.别参照那张旧地图。
④以……来判断----You can’t always go by appearances.你不能总是以貌取人。
⑤（机会）等失去；轻易放过（一次好机会）---Never let a good opportunity go by.相关短语：go against违背；对……不利go without 勉强维持，凑合;没有……而将就go in for 爱好；参加；从事 go over复习;仔细审查go out出去；熄灭go ahead 进行；发生；（尤指经某人允许）开始做go through 通过；经历，经受；查看，调查10.辨析：personal / private / individualpersonal 指属于或关于某人或某些特定的人，以区别于其他人。
private 指属于私人所有或具有私营性质，以区别于集体或公共的，有时含不公开的意味。
individual 与集体的相对，指个别或个体的。
练习：1). Will you do it for me as a ________ favour? 2). If you go to a _________ hospital, you must pay.3). We traveled together, but each _________ bought his own ticket.Keys: 1). personal 2). private 3). individual11. As a result I totally changed my shape.（1）as a result 结果；因此相关短语：as a result of 由于；作为。
的结果result in (＝cause)导致；致使result from (＝be caused by) 起因于；因。
而引起 with the result that 结果是。
联想拓展： as a consequence 结果 in consequence 结果 in consequence of 由于（2）total adj. 总的；全部的；整个的n．总数；合计 v．总数为；合计为totally adv. 完全地；整个地in total 总共；总计(＝totally)12.Over time my memory has developed so much that, like an elephant, I never forget anything I have been told！(1)当 so.../such...位于句首时，句子要部分倒装,但 that 后的从句不用倒装。
-- So small was the mark that I could hardly see it.(2)so...that...中的主句和从句的主语是同一个，that 从句也可改为 as to do 形式。
The old lady was so kind that she led me to the hospital.＝The old lady was so kind as to lead me to the hospital.(3)so that 连在一起用，可引导结果状语从句，也可引导目的状语从句。
so that引导目的状语从句时，从句中常使用 can/could/may/might/will/would/should 等情态动词；引导结果状语从句时，从句中一般不用 can和 may等词，在 so that前可以有逗号，意思是“因此；所以”。
---He hurried up so that he could catch the train. (对比：He hurried up so that he caught the train. 他匆匆赶路，结果赶上了火车。
)(4)not so+adj./adv. (as...)（不像……）这么…… It didn’t take so long as we expected.13. Anyhow, my goal is to provide humans with a life of high quality.（1）anyhow adv.①“无论如何，不管怎样，反正；尽管如此”，在作此意解时，anyway和anyhow一样，都用作让步状语，一般位于句中（其前常有连词but）或句末。
新教材 人教版高中英语必修第二册 unit3 The internet 精品教学课件(共142页)
学以致用 完成句子 (1)他整个下午都在上网和朋友聊天。 He has been on the computer all afternoon,chatting with his friends . (2)我和她闲聊了好久。 I had a long chat with her.
3.【教材原文】And so I use a nonsense name for my net identity.(Page 27)
(4)A working party has been set up to look into the problem.
(5)Looking at these photos,I can’t help looking back on my childhood.
(6)She is looked on as the leading figure on the subject.
语境领悟
(1)At last things were beginning to look up. 情况终于开始好转了。
(2)I looked up the new word in the dictionary. 我在词典里查过这个生词。
(3)I look on her as one of my closest friends. 我把她看作我最亲密的朋友之一。
我为我的网上身份胡乱用了个名字。 考点identity n.身份;个性
an identity card (ID card)身份证 identify vt. 认出;确认 identification n. 识别;鉴定;确认
语境领悟
(1)Before checking in for your flight,you must show your identity card.
英语人教版高中必修二(2019新编)-Unit 3 Food and Culture第三讲Gram
Grammar and Writing目标导航Grammar——过去完成时及过去完成时的被动语态1．Prior to coming to China, my only experience with Chinese cooking was in America, with Chinese food that had been changed to suit American tastes.2．When my family and I had just arrived in China, we went looking for a good place to eat in Beijing.3．A Sichuan restaurant had been recommended to us by a friend，and finally, we found it.4．Tired, hungry, and not knowing a word of Chinese, we had no idea how to order, so the chef just began fillingour table with the best food we had ever eaten.【自主发现】过去完成时表示在过去某一时刻或某一动作之前发生的动作或存在的状态。
过去完成时的肯定句结构是主语＋had＋过去分词＋其他成分，否定句结构是主语＋had＋not＋过去分词＋其他成分，被动语态结构是主语＋had been＋过去分词。
语法知识一、过去完成时的用法1．用于told，said，knew，heard，thought，found等动词后面的宾语从句中，表示动作发生在这些动词之前。
He told me that he had seen the film the day before.他告诉我他前一天已经看过那部电影了。
She said that she had never been to the Great Wall.她说她从未去过长城。
人教版高中英语必修2unit3课文知识点详解
即学即用 （1）—Excuse me,could you tell me the way to
the British Museum? —Sorry,I’m a stranger here. —A. A.Thanks anyway B.It doesn’t matter C.Never mind D.No problem 解析 A.不管怎样，还是要谢谢你。B.没关系。 C.不要紧；不用担心。D.没问题。句意为： ——打扰了，你能告诉我去大英博物馆的路 吗？——抱歉，我在这儿是个陌生人。——不 管怎样，还是要谢谢你。
（3）mark含义广泛，指事物留下的深刻印记，比 sign更侧重于区别性或指示性的标志。 （4）symbol指被人们选出的物体或图案，用来代 表 另一事物，作为该事物的标记或象征。 The dove is the symbol of peace. 鸽子是和平的象征。
即学即用
（1）The soldiers are hiding in the trees and
raised aised raising
即学即用 (1)我本来想事情会很容易，但是出现了许多问题。
I thought it would be easy,but a lot of problems have arisen . (2)事故由粗心大意引起。 Accidents arise from carelessness.
是我的一切。
with the help of my electronic
brain which neverwhfiocrhgentesvearnyftohrignegt是s 状语，
说an明yt主hi谓ng部分的伴随状况。在这个with短语中，
包含一个定语从句
Unit 3课文文本和翻译 人教版高中英语必修第二册
人教版高中英语新教材必修二Unit 3课文文本和翻译STRONGER TOGETHER: HOW WE HAVE BEEN CHANGEDBY THE INTERNET我们一起更加强大：我们是如何被互联网改变的Much has been written about the wonders of the World Wide Web. There are countless articles telling us how the Internet has made our lives more convenient. We no longer have to wait in line or carry cash around when we go shopping. We can get the most updated information from large databases. We can download software, documents, and images whenever we need them. But the Internet has done much more for people than simply make life more convenient. People’s lives have been changed by online communities and social networks.关于万维网奇迹的文章有很多。
有无数的文章告诉我们互联网是如何使我们的生活更加方便。
当我们去购物时，我们不再需要排队或随身携带现金。
我们可以从大型数据库获得最新的信息。
我们可以随时下载软件、文档和图像。
但互联网为人们带来的不仅仅是简单地让生活更加便利。
在线社区和社交网络改变了人们的生活。
Jan Tchamani, an English teacher in Birmingham, UK, suddenly developed a serious illness and had to quit her job. At age 50, she found herself out of work and stuck at home with only her computer to keep her company. After a while, she discovered that surfing the Internet could help her feel less lonely and bored. She could listen to music, watch films, play games, and explore the world. She also joined an online group wh ere she could talk about her problems and get support and advice from others. She realised that one of the greatest benefits of the Internet was its ability to remove the distance that usually exists between people.英国伯明翰的一位英语教师简•夏曼尼突然得了重病，因此不得不辞职。
人教版高中英语必修二(Book 2 Unit 3)
人教版高中英语必修二（Book 2 Unit 3)Unit 3 Computers核心单词1. common adj. 共同的，普遍的；常见的常用结构：in common 共有，公用(在句中多作状语）have nothing/little/a lot/something in common (with) sb. 与某人没有/许多/有些共同之处in common with 和……一样common sense/knowledge 常识common welfare 公共福利易混辨析common/ordinary/usual/normalcommon 指"共有的，公共的；共同的；常见的"。
反义词为rare。
common作"普通的"讲时可与ordinary换用。
如"普通人"也可以说成common people。
ordinary 意为"普通的，平淡无奇的"，指没有什么特别的地方。
usual 意为"平常的，通常的，一向的"，含惯例之意。
normal 意为"正常的"。
Jane and I have nothing in common.=I have nothing in common with Jane. 我与简毫无共同之处。
The problems are common to all societies. 这些问题是所有社会的通病。
In common with many young people, he prefers pop songs.和许多年轻人一样，他喜欢流行歌曲。
He is in ordinary clothes. 他穿着平常的衣服。
We meet every day at the usual place. 我们每天在往常那个地方见面。
单项填空Harry visited the bookstore every week. He became sucha______________customer that the bookseller gave him some books as presents.A. commonB. normalC. usualD. average解析：选C。
新教材人教版高中英语必修第二册Unit 3 The Internet学案(知识点考点及配套习题)
Unit 3 The Internet随着计算机与网络的普及，越来越多的人成为网民。
你能想象一个没有互联网的世界吗？这是一个非常令人惊讶的想法。
Can you imagine a world without the Internet It's surprising to think about it.China has more than 751 million Internet users，according to the China Internet Network Information Centre.This is the first largest number of users in the world before the United States.Today，66% of Chinese “netizens”are teenagers.“They spend about thirteen hours every week online，” said Qian Hulin，an Internet expert.Doctor Song in Beijing Xuanwu Hospital said about 14% of Chinese netizens who were teens often lasted over ten hours to play online games.The main reasons why teenagers surf the Net are to search for information，to communicate with others and to have fun.On the Internet，teenagers can find out almost anything.And surfing the Net can help students with their homework and widen their knowledge.Li Dong，a teacher at No.41 Middle School in Shijiazhuang，likes her students to use the Internet.“When we talk in class，students who surf the Net usually know more background information than the others，” she said.In addition，people can use the Internet to write letters or stories，send e-mails and chat.Many teens keep in touch with their friends online.It is cheaper than phoning somebody far away and also much quicker.[阅读障碍词]1．netizen n．网民2．last v．持续3．surf v．冲浪[诱思导读]1．Why does Li Dong in No.41 Middle School like her students to use the Internet?Because she thinks her students can get more background information by using the Internet.2．Which way is cheaper and quicker to learn something about friends far away than phone?Sending e-mails to and chat them.Section ⅠListening and Speaking & Reading and Thinking——ComprehendingⅠ.匹配下列单词的词性及汉语意思()1.blog A．adj.方便的；近便的()2.identity B．n.数据库；资料库()3.convenient C．n.身份；个性()4.update D．n.博客vi.写博客()5.database E．vt.更新；向……提供最新信息n．更新；最新消息()6.software F．vt.鼓舞；激励；启发思考()7.inspire G．n.会议；研讨会；正式会谈()8.charity H．n.居民；(美国的)住院医生adj.(在某地)居住的()9.conference I．n.软件()10.resident J．n.慈善；慈善机构(或组织)[答案]1－5 DCAEB6－10 IFJGHⅡ.选择下列句中词组的汉语意思A.申请B.经历；度过C.失业D.陪伴E.既然；由于F.照看，照顾()1.Go through those things that seem impossible，and we may get what we never believed we could.()2.He gave me so much help when I was out of work.I wish I could give something to him in return.()3.You have to apply for a passport in advance.()4.The girl got up early every day in order to take care of her mother.()5.For example，we now have e-friends to help us and keep us company.()6.Now that you've seen the house，I'll show you the grounds.[答案]1－6BCAFDE第一步速读——了解文章主题和段落大意速读P28教材课文，选择最佳答案What is the text mainly about?A．The wonders of the Internet.B．Online communities.C．Good online habits.D．The IT information.[答案] B第二步细读——把控文章关键信息细读P28教材课文，选择最佳答案1．Why did Jan quit her job?A．Because she began to hate teaching.B．Because she had a serious illness.C．Because she was too old for teaching.D．Because she wanted to work for the Internet.2．How did Jan felt about the help from the Internet?A．Surprised.B．Disappointed.C．Puzzled. D．Satisfied.3．Why did Jan start an IT club?A．To help older people use the computer.B．To help older people find the job.C．To help jobless people live a happy life.D．To help her daughter study at university.4．What is Jan's next goal?A．To take online classes.B．To make society better.C．To start a website to help poor children.D．To improve poor people's life by the Internet.[答案]1－4BDAC第三步研读——能力升华接轨高考根据P28教材课文，在空白处填入1个适当的单词或括号内单词的正确形式The Internet has greatly changed our life by online munities(community) and social networks.Jan Tchamani had to quit her teaching job because she suddenly 2.developed(develop) a serious illness.Then she found 3.surfing(surf) the Internet could remove the 4.distance(distant) that usually exists between people.The people she met online help her so much 5.that she decided to start an IT club to help older people how 6.to use(use) computers and the Internet.She believes that it is 7.highly(high) important to bridge the digital divide and make sure that everyone has access 8.to the Internet and knows how to use new technology.Her next goal 9.is(be) to start a charity website to raise money for children in poor countries.In 10.a word，Jan's life has been greatly improved by the Internet.Section ⅡListening and Speaking & Reading andThinking——Language PointsⅠ.单词拼写根据汉语或首字母提示，写出下列单词1．Seeing other kids casting small stones into the stream(小河)，the little boy also tried to do the same.2．Canada is divided into 10 provinces(省) and 2 territories.3．You have to be tough(严厉) with these young bad boys.4．You inspired(激励) me by playing the piano so beautifully then.5．This arrangement will be of great benefit(益处) to you both.6．I lived deep in the country，without easy access to shops.7．If it is convenient for you this weekend，please come to my house to help me paint the fence.8．Nowadays，more and more people like chatting on the Internet.9．I discovered some new information in the database．10．The new rail services will form a network connecting the capital and major cities.Ⅱ.拓展单词根据词性和汉语提示，写出下列单词1．identify v．确认；认出→identity n．身份；个性2．distant adj.远的；远处的→distance n．距离3．benefit n. 益处vt.使受益vi.得益于→beneficial adj.有益的；受益的4．convenient adj.方便的；近便的→convenience n．方便；便利；便利设施5．inspire vt.鼓舞；激励；启发思考→inspired adj.受鼓舞的；有灵感的[寻规律、巧记忆]1adj.＋ce →n. v.＋ed→adj.presence n．出席，到场，在场importance n．重要性，重要价值patience n．忍耐，容忍，耐性delighted adj.高兴的，快乐的furnished adj.配备家具的puzzled adj.迷惑的，困惑的Ⅲ.根据提示补全下列短语1．out of work失业2．keep pany 陪伴某人3．apply for 申请4．take care of 照看，照顾5．now that 既然；由于6．make sure 确保7．have access to 使用；接近；可以利用8．go through 经历；度过；通读9．think about 考虑；回想起10．raise money for 为……筹款Ⅳ.选词填空选用上述短语的适当形式填空1．I have many facts to think about before I make up my mind.2．Compared with what we had to go through，his life is paradise already.3．After being out of work for three months，I am anxious to start my new job.4．These are boxes containing glass.So make sure they mustn't be placed upside down.5．There are still some children who don't have access to education in the poor areas.6．Learning that you are organizing this activity to share books worldwide，I am more than happy to apply for it.[寻规律、巧记忆]2out of ＋n.→介词短语go＋prep.→动词短语out of order次序颠倒；发生故障out of breath喘不过气out of question毫无疑问go after追逐；追求go against反对；不利于go into进入；加入；研究背教材原句记句式结构仿写促落实1.At age 50，she found herself out ofwork and stuck at home with only hercomputer to keep her company.50岁时，她发觉自己失业了，困在家里，只有电脑相伴。
高中英语人教版必修二Unit-3知识点汇总及强化练习
Unit 3 Computers 单元要点预览Ⅰ词语辨析Ⅱ词性变化Ⅲ重点词汇1. sum n. 金额; 款项; 总数; 总和[典例]1). He was fined the sum of 200. 他被处以200英镑罚金。
2). The sum of 5 and 3 is 8. 5加3的和是8。
[重点用法]in sum简言之; 总而言之sum sb/sth up形成对某人[某事物]的看法[练习] 中译英1). 总之, 计划告吹了。
______________________________________________________________________ 2). 我认为她是个很能干的经理。
______________________________________________________________________2. advantage n.优点；优势；有利条件[典例]1). He has the advantage of a steady job. 他有工作稳定的有利条件。
2). They took full advantage of the hotel's facilities. 他们充分利用旅馆的设备。
[重点用法]take advantage of 对……加以利用；欺骗to sb.’s advantage 对某人有利have /get/win an advantage over 〔of〕胜过；优于[练习] 中译英1).协议对我们有利。
______________________________________________________________________ 2).她利用了我的慷慨。
______________________________________________________________________3. goal n. 球门；进球得的分；目标[典例]1). He headed the ball into an open goal. 他乘虚把球顶入球门2). We won by three goals to one 以三比一获胜。
人教版高中英语 必修二 Unit3 《Computers Reading》 课件 (共25张PPT)
Parents’ view on mobile phone Smart phones
Debate show
Should we use smart phones in school?
Rules: • One student one point • Stand up to express your idea • Loudly • Clearly
Homework
1. Read the passage fluently after class; 2. Finish <名校学案> reading.
Mobile/cell phone
I am an electronic machine that can store, organize and find information, do calculations and control other machines. My nickname is “PC”.
13、He who seize the right moment, is the right man.谁把握机遇，谁就心想事成。2021/8/122021/8/122021/8/122021/8/128/12/2021 •14、谁要是自己还没有发展培养和教育好，他就不能发展培养和教育别人。2021年8月12日星期四2021/8/122021/8/122021/8/12 •15、一年之计，莫如树谷；十年之计，莫如树木；终身之计，莫如树人。2021年8月2021/8/122021/8/122021/8/128/12/2021 •16、教学的目的是培养学生自己学习，自己研究，用自己的头脑来想，用自己的眼睛看，用自己的手来做这种精神。2021/8/122021/8/12August 12, 2021 •17、儿童是中心，教育的措施便围绕他们而组织起来。2021/8/122021/8/122021/8/122021/8/12
新教材2023年高中英语 Unit 3 Section Ⅲ课件 新人教版必修第二册
6．__o_n___ the Internet在网上 7．first __o_f___ all首先，第一 8．give __o_u_t___分发；发出(气味；热等) 9．in order __t_o___为了…… 10．be mean __t_o___对……刻薄/小气
Ⅲ．重点句型 1．This app keeps you ___u_p_d_a_te_d___ on all your favourite topics. 这个应用程序让你更新所有你最喜欢的话题。 2．However，__th_e__m_o_r_e___ polite you are，___t_h_e_l_e_s_s__ likely it is you will be attacked. 然而，你越有礼貌，你就越不可能受到攻击。
4．__W__i-_F_i____ n. 无线保真(用无线电波而非网线在计算机网络传输 数据的系统)
5．__p_r_e_ss____ vt. 按，压；敦促 →__p_r_e_ss_u_r_e____ n. 压力
6．__b_u_t_to_n____ n. 按钮；纽扣 7．__f_il_e____ n. 文件；文件夹；档案 8．__d_i_sc_o_u_n_t____ n. 折扣 vt. 打折 9．__a_c_c_o_u_n_t ___ n. 账户；描述
→__a_c_c_o_u_n_ta_n_t____ n. 会计
10．__c_l_ic_k____ vt. & vi. 点击 11．__t_h_e_ft____ n. 偷(窃)；盗窃罪
→___t_h_ie_f___ n. 贼；小偷；窃贼 12．__r_u_d_e___ adj. 粗鲁的；无礼的
→___r_u_d_e_n_e_ss___ n. 粗鲁；无礼 13．__t_a_rg_e_t____ n. 目标；对象；靶子 vt. 把……作为攻击目标 14．__f_a_ls_e____ adj. 假的；错误的
Unit3 The Internet Reading高中英语人教版(2019)必修第二册
according to the two examples in the passage; 3. Analyze the benefits and potential dangers of E-education. 4. Reflect on how we have been changed the Internet during the COVID-19 pandemic.
Follow these steps to organize your poster.
1. Write a title that is simple, interesting and unusual and then collect the information you need. 2. Write the key words to summarize your idea. Nouns and verbs are good choices. 3. Use a powerful image to attract the readers’ attention to the facts and benefits. 4. Tell the readers what you want them to think and do.
Thank you for your attention!
Lead-in
Reading for content
1. How many parts are included in the E-learning?
Students, teachers, a computer, classroom, tablets, touchscreens social media platform and a robot.