人教版高一英语必修二unit3computerslanguagepointsppt课件.ppt

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1、 人教版人教版必修二必修二Unit3Languagepoints目目标：1.Learn the words and expressions appearing in the reading passage.Over time,sum,go by,as a re sult,anyway,sothat.2.Understand some difficult and long sentences.Leadin-groupdiscussionsChecktheanswerswithgroupmembersanddiscussthedifficultpoints(1)words:common,compa

2、re,anyway,goal(2)phrases:asaresult&asaresultof(3)sentencestructure:by引引导的的时间状状语As&with“随着随着”Important wordsPART 21total adj.总的；全部的；整个的的；全部的；整个的n总数；合数；合计 v总数为；合计为totally adv.完全地；整个地in total 总共；总计(totally)a total of 总数；总共(修饰名词复数时，谓语动词用复数)the total of.(谓语动词用单数)total up add up算出总数total(up)toadd up to总额为

3、练一一练1.What is _ these books？这些书的全部费用是多少？It cost me _ of 500 yuan._，it cost me 500 yuan.The cost _ 500 yuan.这些书总共花了我500元。a total of the total cost of In totaltotalled up to2anyhow/anywayadv.(1)“无无论如何，不管怎如何，不管怎样；总之；尽管如此之；尽管如此”。在作此意讲时，anyway和 anyhow一样，都用做让步状语，一般置于句中(其前常有连词 but)或句末。(2)“况且，更何况，再说，至少”。作此意

4、讲时，两者都可用来做状语，对前面的话做补充，给出一个令人信服的理由，此时 anyhow常出现在句首或最后的分句之首，而不出现在句末。(3)“粗心地，随意地”，作此意讲时，只能用 anyhow。写出下列句中写出下列句中anyhow的意思。的意思。(1)It may rain,but we shall go anyhow._(2)Anyhow,you can try,even if theres not much chance of success._(3)The work was done all anyhow._无论如何；至少粗心地拓展：拓展：somehow adv.由于某种原因的；不知怎么的

5、；以某种方式；用某种方法；从某种角度。不知怎的，他怕她。Somehow he was afraid of her.3.signalvi.&vt.发信号信号n信号信号a danger/warning/distress signal危险/警告/遇难信号traffic signals 交通信号灯a stop signal停车信号signal(to)sb.to do sth.示意某人做某事signal to sb.向某人示意signal(sb.)that.示意练一一练(1)All I get is _ whenever I dial his number.我什么时候拨他的电话听到的都是忙音。(2)He

6、 _ for the bill.他示意服务员结帐。(3)She _ follow her.她示意他跟她走。a busy signalsignalled the waitersignalled him to4.arise vi.(arose,arisen)出出现；发生；起身，起立生；起身，起立(1)“出现，开始，呈现”，多用抽象名词做主语。(2)表示“起因于，由产生”，通常用做arise from/put of。(3)表“起身”之意，为正式或旧式用法。(1)I thought it would be easy,but a lot of problems have _.我本来想事情会很容易，但是出

7、现了许多问题。(2)Accidents _ carelessness.事故由粗心大意引起。(3)A heavy mist _ the lake.湖面起了浓雾。(4)He _ his seat.他从座位上站起来。arisenarise fromarose fromarose from5.sumn.总数，总和；算术题；金额，钱数；v.共计，加起来固定短语：in sum=in a word 总之sum up 总结，概括a large sum of 大量，许多（修饰不可数名词）拓展：表示“总之”的短语有：to sum up,in sum,in short,all in all,in a word,in

8、 brief 例句：The sum of two and f ive is seven.It will cost an enormous sum to repair the swimming pool.In sum,the plan failed.总之，这个计划失败了He gave me a large sum of food.他给了我很多食物。Now,sum up your views in a few words.6.goaln.球球门；进球得的分；目球得的分；目标1).He headed the ball into an open goal.2).We won by three goal

9、s to one.3).Youd better set a goal before you start.他乘虚把球顶入球门以三比一获胜。开始前最好设定一个目标。重点用法重点用法score/kick a goal 得踢进一球得一分keep goal守球门life goal/ones goal in life生活目标achieve/realize ones goal实现目标练一一练中译英1).他已经实现了他的目标。_2).我的人生目标是帮助他人。_ My goal in life is to help others.He has achieved his goal.PART2 ImportantE

10、xpressions1.as a resultas a result 结果；因此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(1)Hard work _ success.努力终归成功。(2)Success _ hard work.成功来自于努力工作。(3)He was ill._，he didnt go to school.他生病了。因此，他没去上学。(4)_ _ his illness,he didnt go to school.由于生病，他没去上学。results inresult

11、s fromAs a resultAs a result of2.in a way在某种程度上在某种程度上;从某种意从某种意义上上说典例 1).In a way,his English has improved.从某种程度上来说,他的英语有进步。2).Shes been through a bad patch recently.她最近经历了一段困难时期。on the way在途中on ones way to.在某人去的途中；即将成为give way(to)让步，屈服all the way一路上；一直；完全by way of经由；途经by the way顺便说in the way妨碍，挡路in

12、this way以这种方法in no way决不，无论如何都不中译英1).从某种程度上说,我很喜欢这本新教材。_2).看来你的自行车挡着道了。_In a way,I like this new textbook very much Im afraid your bike is in the way3.watchover看守看守;监视;照看照看典例 1).Could you watch(over)my clothes while I have a swim?我游泳时你看着我的衣物行吗?2).He felt that God was watching over him.他感觉到上帝保佑着他.短语归

13、纳watch out(for)当心;注意watch for sb./sth.观察等待keep a watch on 监视 under the close watch 在严密的监视下练一一练练习 中译英1).他们等待着进一步的发展。_2).小心!汽车来了。_They are watching for further developments.Watch out!Theres a car coming.4.makeup化化妆；化装；捏造，虚构（故事，；化装；捏造，虚构（故事，诗等）等）典例1).She spent an hour making(herself)up before the party

14、.她在聚会前化妆用了一个小时。2).Stop making things up!不要胡编了!短语归纳make up for补偿be made up of=consist of由组成make for有利于，有助于；走向；冲向make it及时赶到，办成功make it up和解；讲和make known使知晓；传达make out理解；懂得；辨认出练一一练练习 中译英1).社会是由能力迥异的人组成的_2).她总是浓妆艳抹的。_ Society is made up of people of widely differing abilities.Shes always very heavily m

15、ade up.PART 3过去完成时1And my memory became so large that even I couldnt believe it!我的存储量变得如此巨大，甚至连我自己都不能相信！so.that.如此以致。that 引导结果状语从句。另外，such.that.也引导结果状语从句。其结构形式为：soadj./adv.adj.a/an可数名词单数 many/few可数名词复数 that 从句 much/little不可数名词sucha/anadj.可数名可数名词单数数adj.可数名可数名词复数复数adj.不可数名不可数名词that 从句She was so excite

16、d that she couldnt go to sleep.It was so hot a day that nobody wanted to do anything.(It was such a hot day that nobody wanted to do anything.)I made so many mistakes in the composition that the teacher criticized me.她兴奋得睡不着觉。天气如此热，谁也不想干活。我的作文中出了许多错误，老师批评了我。拓展：(1)当当so./such.位于句首位于句首时，句，句子要部分倒装。子要部分倒

17、装。So small was the mark that I could hardly see it.那个标记非常小，我几乎看不见它。(2)so.that.中的主句和从句的主中的主句和从句的主语是同是同一个，一个，that从句也可改从句也可改为astodo形式。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.这个老太太是那样好心，她把我领到了医院。(3)sothat连在一起用，可引在一起用，可引导结果状果状语从句，

18、也可引从句，也可引导目的状目的状语从句。从句。sothat引引导目的状目的状语从句从句时，从句中常使用，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.他匆匆赶路为的是赶上火车。(对比：比：He hurried up so that he caught the train.他匆匆赶路，结果赶上了火车。)(1)_about wild plant

19、s that they decided to make a trip to Madagascar for further research.ASo curious the couple wasBSo curious were the coupleCHow curious the couple wereDThe couple was such curious解析：考查 so.that.引导结果状语从句，且 so.放于句首时，句子部分倒装。答案：B(2)Most children need encouragement in time of failure _ they can cheer up a

20、gain.Aso thatBin caseCbecause Dif解析：考查 so that 引导目的状语从句。答案：A2Anyhow,my goal is to provide humans with a life of high quality.无论如何，我的目标是为人类提供高质量的生活。of high quality在句中做定语，属于ofn.结构。这一结构相当于形容词，在句中可以做表语、定语或宾语补足语。(1)ofn.结构中的名构中的名词是抽象名是抽象名词时，相，相当于其名当于其名词所所对应的形容的形容词的意思，的意思，说明明被修被修饰词具有某种特征或属性具有某种特征或属性。常用的名词有

21、：use,importance,help,value,interest,benefit 等。这些名词前可用 great,no,little,some,any,not much 等修饰，以表示不同程度。The camel is of great help to the Arab.(The camel is very helpful to the Arab.)骆驼对阿拉伯人有很大帮助。(2)ofn.结构中的名词表种类、数量、度量等时，表示不同的人或物的共同特征，此时名词前通常有冠词。常用的名词有：size,type,kind,price,height,depth,length,weight,age

22、,shape,colour 等。The two are of an age,but are of different height.这两个人年龄相同，但身高不同。(3)ofn.结构构还可以表示主可以表示主语的根源关系，的根源关系，此此时的名的名词多是表示多是表示亲属、血属、血统、种族、种族、国籍以及出国籍以及出处的名的名词，常用的名词有：family,blood,race,origin 等。We are of the same blood.我们是同一血统。(4)ofn.结构构还可以表示人的特点、特可以表示人的特点、特性，性，常用 ofwealth/education/courage/achie

23、vement/ability 等。Your sister is a girl of wisdom.你妹妹是一位有智慧的女孩。You will find this map of great _ in helping you to get around London.Aprice BcostCvalue Dusefulness解析解析：be of great valuebe very valuable“很有价值”。答案：CExercises1Dont lose heart._(无论如何),you can try.2Im sorry to say that I _(彻底地)forgot about

24、it.3In most maths examinations senior high school students are allowed to use _(计算器)in the exams.4Credit cards have brought about a _(革命)in peoples spending habits.5Unfortunately,a new difficulty has _(出现了)Answers:1.Anyhow/Anyway2.totally3.calculators4.revolution5.arisen 6With the development of t_，more and more practical machines have been invented.7P_ speaking,Im not in favour of the plan.8Hes very clever and of high i_.9At first,I thought these flowers were real,but they are a_.10Which t_ of tea do you prefer?Answers:6.technology7.Personally8.intelligence9.artificial10.type 下课啦谢谢同学们