2018仁爱版九年级英语上册.pptx
学习目标1、学习并能说出、写出P3334的生词，并能进行英汉互译2、研读Grammar，能够说出一般过去时与现在完成时的区别，能够熟练做题。3、能够熟读1a，理解其中的内容，把握里面的知识点。第1页/共23页自学指导11.自学内容：课本P3334的生词。2.自学方法：先根据音标试读，同桌互相正音，提问。3.自学时间：5分钟4.自学要求：会读，知道其汉语意思，并能英汉互译。第2页/共23页自学检测1coal _create _ blood _highbloodpressure _planet _development _ 煤，煤块煤，煤块血血高血压高血压发展发展造成，创造造成，创造行星行星第3页/共23页煤，煤块_造成，创造_血_高血压_行星_发展_coalcreatebloodhigh blood pressureplanetdevelopment第4页/共23页自学指导2自学内容：课本33页Grammar和Functions自学方法：认真研读。自学时间：5分钟自学要求：认真复习前面内容，完成所空内容。第5页/共23页I_(go)there two years ago.There _(be)lots of flowers and grass.What _(happen)here.I have_(be)like this since last week.The flowers and grass _(go)!wentwerehas happenedbeenhave gone自学检测自学检测2GrammarSimple Past&Present Perfect 第6页/共23页一般过去时只表示过去的动作，陈述一项事实，一般有具体的过去时间状语。而现在完成时则表示某一完成的动作，对现在造成的影响或结果，强调的是现在的情况。两类结构：看时间状语，看已发生的事情是否对现在造成影响并注意上下文语境，做题时冷静，克服失误性丢分。如：IwenttoBeijinglastyear.（只说去年我去过北京，不涉及现在的情况）IhavebeentoBeijing.(我对北京有所了解)要点归纳第7页/共23页一般过去时和现在完成时的区别（1）过去时表示过去某时发生的动作或单纯叙述过去的事情，强调动作。一般有具体的过去时间状语；现在完成时为过去发生的，强调过去的事情对现在的结果或影响，强调的是对现在结果或影响。I saw this film yesterday.（强调看的动作发生过了。）I have seen this film.（强调对现在的影响，电影的内容已经知道了。）第8页/共23页总结句子中谓语动词是用一般过去时还是用现在完成时，取决于动作是否对现在有影响。句子中如有过去时的时间状语连用（如 yesterday,last week,in 1960，just now）时，不能使用现在完成时，要用过去时。而现在完成时则常与just,already,ever,never等副词和since.,for.等表示一段时间的状语连用.第9页/共23页Exaple:I havent seen your brother for a long time.where is he?He_to America to study.He_there last Sunday.A.went;goes B.Has gone;has gone C.Has gone;went D.Went;has gone第10页/共23页中考链接 1.-Where _you _(put)the book?I cant see it anywhere.-I _(put)it right here just now.But now it has gone.A.did;put;put B.have;put;put C.did;put;have put D.have;put;have putBoth his parents look sad.Maybe they _whats happened to him.knew .have known .must know .will know第11页/共23页Oh,what a _!There are several chemical factories _waste water into the stream.Whats _,the factory makes too much noise.Noise is _to humans health.People who work and live in noisy conditions often _deaf.many teenagers in American can hear no _than 65-year-old people do,does great _to peoples hearing.Functionspouringmessworseharmfulgobetterharm第12页/共23页自学指导3自学内容：课本33页1a自学方法：精读自学时间：8分钟自学要求：找出1a中的重点短语和句子,完成表格。第13页/共23页自学检测31在我们身边_2、土壤污染_3、造成眼睛疼_4、随着人口增长_5、太多的化学药品_6、在强光下工作_7、产生不健康的食品_8 对眼睛尤其有害_9、让人们变聋_ 10、高血压 _around ustoo many chemicalsworking in a strong light cause unhealthy food make people deafwith the increase in populationsoil pollutioncause sore eyesespecially bad for eyesHigh blood pressure 第14页/共23页要点归纳1.manykindsof各种各样的2.bebadfor对有害3.putinto把放进去4.instronglight强光下5.Aswell也6.loseoneshearing丧失听力 7.destroythesoil损害土壤 第15页/共23页Language points1.Burning gas,oil,coal creates air pollution.燃烧气体、石油和煤都会造成空气污染。create v.造成，创造 creative adj.创造性的 creation n.创造；创造物 2.In the fields,farmers use too many chemicals which destroy the soil.在地里，农民使用了太多对土壤起破坏作用的化肥和农药。定语从句定语从句先行词先行词关系词关系词第16页/共23页3.Too much noise can cause high blood pressure as well.噪声太大也可能导致高血压。噪声太大也可能导致高血压。high blood pressure 高血压高血压 as well 也,还(常用语句末)e.g.Were going to the party tonight.Why dont you come along as well?Language points第17页/共23页4.With the increase in population and the development of industry,litter is everywhere.随着随着人口的增加和工业的发展，垃圾到处都是。人口的增加和工业的发展，垃圾到处都是。5.With less pollution,our planet will become greener and our health will be better.随着污染的减少，我们的地球将变得更加环 保，我们也会更健康。Language points第18页/共23页根据汉语意思完成句子。根据汉语意思完成句子。1.如今，很多人患有高血压。如今，很多人患有高血压。Nowadays,many people have _ _ _.2.动物可以在很多方面帮助人们。动物可以在很多方面帮助人们。Animals can help people _ _ _.3.迈克会打篮球，他跑步也很快。迈克会打篮球，他跑步也很快。Mike can play basketball.He runs fast _ _.4.随着工业的发展，污染越来越严重。随着工业的发展，污染越来越严重。_ _ _ _ industry,pollution has become _ _ _ serious.high blood pressurein many waysas wellWith the development ofmore and more第19页/共23页1.Julies father _ to London last month.He _ there three times.A went,have gone B went,has been C has gone,went D has been,went2.Making a loud noise in public does great _ to peoples hearing.A harm B harmless C harmful D harmfully3.Though Im only 15 years old,I can see _ than my grandfather.Because I often watch TV for a long time.A better B no better C farther D longer 4.()3._ the increase in population,food has become a serious problem.A.AndB.By C.To D.WithBABD第20页/共23页第21页/共23页 1.This picture shows nine_(行星)in the solar system.2.You may go _(聋的)if your job is to print.3._(最近)more and more people like to play with their mobile phones in their free time.4.The haze weather is really _(极讨厌的),and the old and children must stay at home.5.Shanxi province is famous for this_(煤)当堂训练当堂训练planetsdeafRecentlyawfulcoal第22页/共23页谢谢大家观赏！第23页/共23页
