Unit 2 Saving the EarthTopic2 All these problems are very serious.SectionDSectionDHowmanyenvironmentalproblemsdoyouknow?Whichonedoyouthinkisthemostserious?Whatcanyoudotosolveit/them?Imagineyouareonetree.Pleasetellusyourfunctions,problemsandwishes.ImatreePeopleusuallycutdownIwishhumanbeingsImagineyouarewater.Pleasetellusyourfunctions,problemsandwishes.Imwater.IusedtobeFactoriesusuallypourIwishhumanbeingsImrubbish._likesme,but_makesmeeveryday.Manypeoplethrowme_,thisinfluencethelookofourcity.Idontlikeit.Iwishpeopleproduceaslessrubbishaspossible,becausedealingwithmecoststoomuchmoneyandtakesupalotofspace.Anddontthrowme_.Humanbeingsshoulddo_theycantorecycleme.anywhere,nobody,everywhere,everything,everyone Nobody everybody everywhere anywhere everythingFillintheblanks.takeup占去，占用（时间或空间）E.g.Doinghouseworktakesupmostofmymothersweekend.Mylittlebrotherstoystookupmuchspaceofhisbedroomwhenhewasyoung.recycle回收，再循环E.g.Manypeoplearethinkingaboutnewideastorecycletherubbish.Whichkindofrubbishcanberecycled?Therubbishproducedeverydayhasbecomeaseriousproblem.Watchthefollowingprogramandanswersomequestions.Howdopeopleusuallydealwiththerubbish?Isitagoodwayornot?Whyorwhynot?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 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 rest seriousRead1aagainandthenmarkTrue(T)orFalse(F).1.InBritain,peopleproduceabout5milliontonsofwasteeveryyear.2.PeopleinBritainputabout85percentofthewasteintothelandeveryyear.3.Lotsofrubbishonlytakesupalittlespace.4.InHongKong,abouteleventwentiethsoftherubbishcantberecycled.5.Rubbishhasbecomeaseriousproblemaroundtheworld.(F)(T)(F)(F)(T)Indefinitepronounandadverb不定代词和副词一、构成。不定代词、副词是由some,any,no,every与thing,one,body,where等构成。E.g.something,someone,nowhere,anybody等。GrammarfocusNone of us likes pollution.Dont spit anywhere in public.Everyone should care for wild animals and plant more trees.We should do everything we can to protect the environment.Indefinitepronounandadverb不定代词和副词二、用法。1通常情况下,由some,every加后缀构成的不定代词、副词常用于肯定句；由any加后缀构成的不定代词、副词常用于疑问句、否定句中。E.g.Youwillfindyourbagsomewhere.Canyouhearanything?GrammarfocusIndefinitepronounandadverb不定代词和副词2.注意：当说话人希望得到肯定答复,或是表示建议、请求等意图时,something,somebody,someone也可以用于疑问句中。当要表达“任何人；任何事物时,anything,anybody,anyone也可以用于肯定句中。E.g.Wouldyoulikesomethingtodrink?AnybodycandoitexceptTom.GrammarfocusIndefinitepronounandadverb不定代词和副词三、none和noone的区别。noone只能指人，不跟of短语结构;可以回答who引导的问句。none既可以指人又可以指物，常跟of短语结构使用；可以回答howmany&howmuch引导的疑问句。E.g. Whoiswaitingforyououtside? Noone/Nobody.E.g. Howmanystampsdoyouhavenow? None.Grammarfocus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练兵场everything1.Whichwouldyouliketodrink,teaorcoffee?_,thanks.Imnotthirsty.A.EitherB.NeitherC.LittleD.Few2.Thestudentsaredoingsomecleaning.Somearesweepingthefloor,_arecleaningthedesksandchairs.A.otherB.theotherC.anotherD.others3.Myparentsare_doctors.A.bothB.allC.eitherD.neither(B)(D)(A)练兵场4.Thereis_withmycomputer.Icantworkon.A.wronganythingB.anythingwrongC.wrongsomethingD.somethingwrong5.Thewindwasblowingstrongly._peoplewalkedinthestreet.A.LittleB.AlittleC.FewD.Afew6.Hurryup.Thereis_timeleft.A.alittleB.littleC.afewD.few(D)(C)(B)UsefulexpressionsUsefulexpressionsAsaresult,airpollutionhasbecomeaseriousproblem.Humanshavecometorealizetheimportanceofprotectinganimals.Treescanstopthewindfromblowingtheearthaway.Bye-bye!Bye-bye!