Unit 2 Language points 阅读知识点（ppt课件）-2022新人教版（2019）《高中英语》选择性必修第一册.pptx

1、 Unit 2 LOOKING INTO THE FUTURE Reading and Thinking(2)Have you ever forgotten to lock the door of your house?Or,have you ever forgotten to switch off the TV or computer?These kinds of things happen to us all the time,waste resources,and can sometimes lead to problems.However,in the not-too-distant

2、future,we will be living in smart homes that will lock the door for us when we are away and remember to switch off the TV when we forget.These smart homes will keep us secure,save us energy,and provide a more comfortable environment to live in.we will be living in smart homes that will lock the door

3、 for us when we are away and remember to switch off the TV when we forget.that 引导定语从句，充当从句的主语主语，先行词是smart homes；两个when引导时间状语从句；and连接两个句子，lock和remember属同地位。课堂篇互动探究Have you ever forgotten to lock the door of your house?Or,have you ever forgotten to switch off the TV or computer?These kinds of things h

4、appen to us all the time,waste resources,and can sometimes lead to problems.However,in the not-too-distant future,we will be living in smart homes that will lock the door for us when we are away and remember to switch off the TV when we forget.These smart homes will keep us secure,save us energy,and

5、 provide a more comfortable environment to live in.词块：词块：verb+nounsecure sb/sth from:保护某人保护某人/某物免受某物免受.save us energy,save water,save money,save lifesave:节约，积攒，节省，拯救节约，积攒，节省，拯救1.We should secure our interests(利益利益)_ violating(侵犯侵犯)2.我谨代表学生会，提出校园节水的提议。我谨代表学生会，提出校园节水的提议。_ _3.省能源，我们从现在开始就要尽可能地省电。省能源，我们

6、从现在开始就要尽可能地省电。_,we should do everything we could to save electricity from now on.fromOn behalf of the student union,Id like to put forward a proposal to save water on our campus.To save energyTask TwoThese smart homes will keep us secure,save us energy,and provide a more comfortable environment to l

7、ive in.当不及物动词的不定式形式做后置定语或表语时，并且不定式的宾语为所修饰对象时，介词不能省略。后置定语后置定语(1)Yangzhou is a good place _(生活).(2)Thailand is a visiting place _(去).(3)Cooking is an interesting topic _(谈论).(4)Mary is easy _(相处).to talk aboutto go toto live into get along withIntelligent Controls Today,we have to use switches for our

8、 lights,knobs for our appliances,and remote controls for our TVs and air conditioners.In the future,we will be using advanced technology every day for automatic control of just about everything in our home.The future home will use integrated sensors to tell when you leave home each morning,and then

9、go into an energy-efficient mode all by itself.will be doing:将来进行时将来进行时将来进行时（will be doing）将来进行时表示在某个将来的时间点或时间段正在进行的动作，这类动作一般是事先计划好的，而且一定会发生的。eg：We will be flying at 30 000 feet in five minutes.将例句表述到时间轴中，可以得到：课堂篇互动探究Intelligent Controls Today,we have to use switches for our lights,knobs for our app

10、liances,and remote controls for our TVs and air conditioners.In the future,we will be using advanced technology every day for automatic control of just about everything in our home.The future home will use integrated sensors to tell when you leave home each morning,and then go into an energy-efficie

11、nt mode all by itself.by onself=on ones ownadvanced:先进的，高级的先进的，高级的动词过去分词做定语，表被动（非谓语）动词过去分词做定语，表被动（非谓语）1)They had beef and _(smoke)fish for supper.2)China is a _(develop)country while the USA is a _(develop)country.3)The Emperors New Clothes is an _(excite)text.All of us are _(excite)about it.4)Nothi

12、ng can mend a _(break)heart.5)Heres some _(boil)water.Have a drink whenever youre thirsty.smokeddevelopingdevelopedexcitingexcitedbrokenboiled过去分词表示被动或完成，现在分词表示主动或正在发生过去分词表示被动或完成，现在分词表示主动或正在发生Task 4 Para.2 Your lights will come on the instant you enter the door along with your favourite music or TV

13、programmes,and you will find your dinner already prepared for you.All controls will respond to voice commands,so if you want to change your routine,you just say aloud what you want and the home system will obey.the distant:一一.就就.；引导；引导时间状语从句时间状语从句引导时间状语从句的名词短语还有引导时间状语从句的名词短语还有:the moment/minute/seco

14、nd;the first/second time;each/every/next/any/last time;as soon as.immediately,directly,instantly,The minute he saw me,he said hello to me.一看见我他就向我问好。Every time he arrived home at the end of the day,wed greet him at the door.每当他结束一天(工作)到家时,我们都在门口迎接他。(1)instant he got home,he closed the door and was l

15、ost in thought.(2)first time I went to Beijing,I fell in love with it.(3)As soon as I saw him,I recognised him.I saw him,I recognised him.The The The moment/minute/instant/second1).你一得到结果，就给我写信。(the instant)_2).一到家，我给了泰克斯一个大大的拥抱。（the minute）_Write to me the instant you get the results.The minute I g

16、ot home,I gave Tex a big hug.【课堂检测】【课堂检测】填空1.I tried to _(劝)him to study hard,but he didnt think it a good idea.2.Huazhou is a good city to live _.3.He scored _(第一次)he touched the ball.4.I was confronted with an array of knobs,levers,and _(switch).5.The infection did not respond _ the drugs.6.We fly

17、 between Rome and Paris twice _(day).7.We welcome any comments and suggestions _ these proposals.8.Im going to London _ myself next week.9.We watched the explosion from a safe _(distant).10.I cant say that I have any particular _ (prefer).persuade inthe first timeswitchestodailyonbydistancepreferenc

18、e语法填空 Many students want to find friends on the Internet as a way of practicing their language skills and learning _ different cultures.With the Internet,finding friends has been much _(easy)and such relationship is called key pals.However,you should take care when _(find)friends on the Internet.Fir

19、st,look for reviews of your chosen sites _(know)more about other students experiences.Dont join service until your research _(do).Then,youd better use a nickname,rather than your real name to protect _(you),and never give personal _(inform)to anyone,your home address,phone number and birthday _(incl

20、ude).Whats more,you should stop contact with others if you feel uncomfortable with the topics of conversation.Meanwhile,its best to ask appropriate questions to learn someones personal experience,_may help you understand _whole culture.Most importantly,tell your teachers,parents or even the police i

21、f a problem arises.abouteasierfindingto knowhas been doneyourselfinformationincludedwhichthe-15-Period 4 1.In addition,your smart home will be monitoring your health for you every day.in addition 另外，此外另外，此外 in addition to 除除之外之外1)此外，你可以参加很多精彩活动。_2)除了污染和交通堵塞，汽车安全也是发展中国家面临的一个关键问题。_,auto safety is a cr

22、itical issue in developing nations.In addition,you can participate in many wonderful activities.In addition to pollution and traffic jams 课堂篇互动探究Task three:Many of these new innovations are already available and being used in some homes.available adj.可获得的;可购得的;(人)有空的 be available to sb.对.来说是可利用/获得的

23、be available for 可用于.be available to do sth有空做某事1)科学家得不到足够的数据。Not enough data _2)有3艘小船可供出租。There are three small boats _3)Im afraid Im not available _(help)with your homework.is available to scientists.available for hire.to helpThis way,you will be able to fix the problem before your home becomes fl

24、ooded or catches fire.Nevertheless,it will take some years before most new homes begin to use this new technology.before “之后才之后才”It will take+时间段时间段+before+句子句子 不久就不久就.1)他们他们走了很远走了很远才才找到水找到水。_2)也许也许不会多久不会多久他们就可以他们就可以互相理解互相理解了。了。_ They had walked a long way before they found water.Probably it will no

25、t be long before they understand each other.Probably it will not take too long before they understand each other.课堂篇互动探究1.in addition 再之 2.innovate-innovation 革新3.health-healthy 健康 健康的 4.abnormal-normal 不正常的,正常的5.provide sb.with sth 向某人提供某东西7.nevertheless 然而 8.constant-constantly 不断的 不断地9.detect det

26、ector 查明,侦探 10.fantasy-fantastic 梦想,梦幻的Task Four6.provide sth.for sb.为某人提供某东西课文考点背诵课文考点背诵课堂篇互动探究【课堂检测】【课堂检测】填空1.It will be months _ we get the results.2.This was the only room _（可用的）.3._ addition,the talkers used code words.4.Sugar is the destroyer of _(health)teeth.5.We need to become _(批判性的)text-r

27、eaders.6.The direction of the wind is _（constant）changing.7.Do you have the _(相关的)experience?8.The story is a magical mix of _(梦想)and reality.9.It encourages creation and _（革新）.10.She paused significantly _she answered.beforeavailableInhealthycriticalconstantlyrelevantfantasyinnovationbefore课堂篇互动探究3

28、.语法填空语法填空 The Internet is the _(big)source of information in the world,_ consists of millions of pages of data._(date)back to 1969,a US defense _(organize)developed a way for all their computers to talk to each other through their telephone.They created a network called DAEPANET,which,however,_(use)

29、only by the US army.Then in 1984,the NSF started the NSFNET network,which was known _ the Inter-Network.Later,an English scientist put forward _ idea of the World Wide Web while he was working in Swizerland in 1989.He made _ possible for everyone to use the Internet.The first“web browser”_(design)by him allowed computer users _(access)documents from other computers.From that moment on,the Internet grew.Within five years,the number of Internet users rose from 600,000 to 40 million.biggestwhichDatingorganizationwas usedastheitdesignedto acces