九上U2T2SD.ppt

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1、Unit 2 Saving the EarthTopic2 All these problems are very serious.Section DSection DSection DSection D河南信阳市第九中学分校河南信阳市第九中学分校梅芳芳梅芳芳Howmanyenvironmentalproblemsdoyouknow?Whichonedoyouthinkisthemostserious?Whatcanyoudotosolveit/them?Imagineyouareonetree.Pleasetellusyourfunctions,problemsandwishes.Imatr

2、eePeopleusuallycutdownIwishhumanbeingsImagineyouarewater.Pleasetellusyourfunctions,problemsandwishes.Imwater.IusedtobeFactoriesusuallypourIwishhumanbeingsImrubbish._likesme,but_makesmeeveryday.Manypeoplethrowme_,thisinfluencethelookofourcity.Idontlikeit.Iwishpeopleproduceaslessrubbishaspossible,beca

3、usedealingwithmecoststoomuchmoneyandtakesupalotofspace.Anddontthrowme_.Humanbeingsshoulddo_theycantorecycleme.anywhere,nobody,everywhere,everything,everyone Nobody everybody everywhere anywhere everythingFillintheblanks.takeup占去，占用（时间或空间）占去，占用（时间或空间）E.g.Doinghouseworktakesupmostofmymothersweekend.My

4、littlebrotherstoystookupmuchspaceofhisbedroomwhenhewasyoung.recycle回收，回收，再循环再循环E.g.Manypeoplearethinkingaboutnewideastorecycletherubbish.Whichkindofrubbishcanberecycled?Therubbishproducedeverydayhasbecomeaseriousproblem.Watchthefollowingprogramandanswersomequestions.Howdopeopleusuallydealwiththerubb

5、ish?Isitagoodwayornot?Whyorwhynot?（影片）（影片）Listentothetapeandfillintheblanks.People in Britain produce about 430 million tons of waste every year,and put about 85 of the waste into the land.This harms the environment and takes up a lot of .Its difficult to find land to put the garbage in.At the same

6、time,dealing with the waste too much money.Every year,people in Hong Kong produce about 5 million tons of waste.Of all the garbage,about 35 percent can be recycled while the cant.The garbage produced every day has become a problem around the world.How shall we deal with it?percent space new costs re

7、st serious（录音）（录音）Read1aagainandthenmarkTrue(T)orFalse(F).1.InBritain,peopleproduceabout5milliontonsofwasteeveryyear.2.PeopleinBritainputabout85percentofthewasteintothelandeveryyear.3.Lotsofrubbishonlytakesupalittlespace.4.InHongKong,abouteleventwentiethsoftherubbishcantberecycled.5.Rubbishhasbecome

8、aseriousproblemaroundtheworld.(F)(T)(F)(F)(T)Indefinitepronounandadverb不定代词和副词不定代词和副词一、构成。一、构成。不定代词、副词是由不定代词、副词是由some,any,no,every与与thing,one,body,where等构成。等构成。E.g.something,someone,nowhere,anybody等。等。GrammarfocusNone of us likes pollution.Dont spit anywhere in public.Everyone should care for wild a

9、nimals and plant more trees.We should do everything we can to protect the environment.（录音）（录音）Indefinitepronounandadverb不定代词和副词不定代词和副词二、用法。二、用法。1通常情况下通常情况下,由由some,every加后缀构成的不定代词、加后缀构成的不定代词、副词常用于肯定句；由副词常用于肯定句；由any加后缀构成的不定代词、副加后缀构成的不定代词、副词常用于疑问句、否定句中。词常用于疑问句、否定句中。E.g.Youwillfindyourbagsomewhere.Canyo

10、uhearanything?GrammarfocusIndefinitepronounandadverb不定代词和副词不定代词和副词2.注意：当说话人希望得到肯定答复注意：当说话人希望得到肯定答复,或是表示建议、请或是表示建议、请求等意图时求等意图时,something,somebody,someone也可以用也可以用于疑问句中。当要表达于疑问句中。当要表达“任何人；任何事物时任何人；任何事物时,anything,anybody,anyone也可以用于肯定句中。也可以用于肯定句中。E.g.Wouldyoulikesomethingtodrink?AnybodycandoitexceptTom.

11、GrammarfocusIndefinitepronounandadverb不定代词和副词不定代词和副词三、三、none和和noone的区别。的区别。noone只能指人，不跟只能指人，不跟of短语结构短语结构;可以回答可以回答who引导的引导的问句。问句。none既可以指人又可以指物，常跟既可以指人又可以指物，常跟of短语结构使用；可以回短语结构使用；可以回答答howmany&howmuch引导的疑问句。引导的疑问句。E.g.Whoiswaitingforyououtside?Noone/Nobody.E.g.Howmanystampsdoyouhavenow?None.Grammarfocu

12、s根据句意用适当的不定代词或副词填空。根据句意用适当的不定代词或副词填空。Asweknow,_ofuslikespollution.Dontspit_inpublic._shouldcareforwildanimalsandplantmoretrees.Weshoulddo_wecantoprotecttheenvironment.noneanywhereEveryone练练兵兵场场everything1.Whichwouldyouliketodrink,teaorcoffee?_,thanks.Imnotthirsty.A.EitherB.NeitherC.LittleD.Few2.Thes

13、tudentsaredoingsomecleaning.Somearesweepingthefloor,_arecleaningthedesksandchairs.A.otherB.theotherC.anotherD.others3.Myparentsare_doctors.A.bothB.allC.eitherD.neither(B)(D)(A)练练兵兵场场4.Thereis_withmycomputer.Icantworkon.A.wronganythingB.anythingwrongC.wrongsomethingD.somethingwrong5.Thewindwasblowing

14、strongly._peoplewalkedinthestreet.A.LittleB.AlittleC.FewD.Afew6.Hurryup.Thereis_timeleft.A.alittleB.littleC.afewD.few(D)(C)(B)UsefulexpressionsUsefulexpressionsAsaresult,airpollutionhasbecomeaseriousproblem.Humanshavecometorealizetheimportanceofprotectinganimals.Treescanstopthewindfromblowingtheearthaway.（录音）（录音）Readandenjoy.影片影片Bye-bye!Bye-bye!