Unit2 Saving the EarthTopic2All these problems are very serious.Read and remember these phrases.asaresulthereandthere/everywherewalkoncareforinthebeginning/atfirstdaybyday/dayafterday(be)indangerofdieoutcometorealizestopfrompreventfromhumanbeingturnoff/turnonturnup/turndownmillionsoftakeawayrefertothegreenhouseeffecttakeupdealwithgivesomeadvicetotheimportanceofcomeintobeinghavedifficultydoingUsefulexpressionsThewindisblowingstronglywithlotsofsand.Peoplehavecutdowntoomanytrees.Alotofrichlandhaschangedintodesert.Andalotofwatercanbesavedbyforests.Theycanalsopreventthewaterfromwashingtheearthaway.Stopfactoriespouringwastewaterintorivers.Asaresult,airpollutionhasbecomeaseriousproblem.Humanshavecometorealizetheimportanceofprotectinganimals.Treescanstopthewindfromblowingtheearthaway.Peoplehavedifficultyfindingnewlandtoputtherubbishin.Itcoststoomuchtodealwiththewaste.Recite the sentences.1. The government is doing something useful to protect the environment.2. None of us likes pollution. What should we do as students.3. We should do everything we can to protect the environment.4. Some animals are in danger of dying out completely.5. The word “it” in the passage refers to noise pollution.6. This harms the environment and takes up a lot of space.Chinahasbecometheworldslargestproduceranduserofcoal.Asaresult,airpollutionhasbecomeaseriousproblem.Nowthegovernmenthascometorealizetheimportanceofprotectingtheenvironment.What should we do as students?Writtenwork.uWe should save electricity and energy.uWe should collect the glass and paper and make them recycle.1.What should we do to protect our environment?uWe try our best not to use mobile phones.uWe should have a car pool to reduce air pollution.uWe should plant more trees, not to cut them down.2.Protectingandsavingwater.(P36.)(Howtosavewater/energy/electricity)Whataretreesfunctions?Treescanstopthewindfromblowingtheearthaway.Alotofwatercanbesavedbyforests.Treescanalsopreventthewaterfromwashingtheearthaway.A.B.C.Treesareimportanttous,whatcanwedotoprotectthem?WeshouldpreventpeoplefromTreesareveryusefultous.Theycanhelpusp_thewindfromblowingtheearthawayandstopthes_frommovingtowardstherichland.Treesalsos_waterfromrunningaway.Theycankeepagreatd_ofwater.Sowemuststoppeoplefromc_downtoomanytrees.Otherwisealotofrichlandwillchangeintod_,l_onlysand.Wemustgetridof(摆脱摆脱)thiskindofbadb_.根据句意及首字母提示完成句子。根据句意及首字母提示完成句子。根据句意及首字母提示完成句子。根据句意及首字母提示完成句子。reventandtopealuttingeserteavingehaviorImrubbish._likesme,but_makesmeeveryday.Manypeoplethrowme_,thisinfluencethelookofourcity.Idontlikeit.Iwishpeopleproduceaslessrubbishaspossible,becausedealingwithmecoststoomuchmoneyandtakesupalotofspace.Anddontthrowme_.Humanbeingsshoulddo_theycantorecycleme.anywhere,nobody,everywhere,everything,everyone Nobody everybody everywhere anywhere everythingFillintheblanks.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 animals and plant more trees.We should do everythingwe can to protect the environment.不定代词和不定副词有哪些？不定代词和不定副词有哪些？不定代词和不定副词有哪些？不定代词和不定副词有哪些？ somebody,someone,something,somewheresomebody,someone,something,somewhere anybody,anyone,anything,anywhereanybody,anyone,anything,anywhere none,nobody,nothing,nowherenone,nobody,nothing,nowhere everybody,everyone,everything,everywhereeverybody,everyone,everything,everywhere不定代词和不定副词有哪些？不定代词和不定副词有哪些？不定代词和不定副词有哪些？不定代词和不定副词有哪些？ somebody,someone,something,somewheresomebody,someone,something,somewhere anybody,anyone,anything,anywhereanybody,anyone,anything,anywhere none,nobody,nothing,nowherenone,nobody,nothing,nowhere everybody,everyone,everything,everywhereeverybody,everyone,everything,everywhere一般情况下用于肯定句一般情况下用于肯定句一般情况下用于肯定句一般情况下用于肯定句一般情况下用于否定句和疑问句一般情况下用于否定句和疑问句一般情况下用于否定句和疑问句一般情况下用于否定句和疑问句表否定含义表否定含义表否定含义表否定含义可用于各种句式可用于各种句式可用于各种句式可用于各种句式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.Canyouhearanything?GrammarfocusIndefinitepronounandadverb不定代词和副词不定代词和副词2.注意注意：当说话人：当说话人希望得到肯定答复希望得到肯定答复,或是表示建议或是表示建议、请求请求等等意图时意图时,something,somebody,someone也也可以可以用于用于疑问句疑问句中。当要中。当要表达表达“任何人；任何事物任何人；任何事物”时时,anything,anybody,anyone也可以也可以用于肯定句用于肯定句中。中。E.g.Wouldyoulikesomethingtodrink?AnybodycandoitexceptTom.Grammarfocus2. something useful 形容词修饰不定代词时形容词修饰不定代词时, 要放在所修要放在所修饰词的后面饰词的后面, 作后置定语。作后置定语。e.g. Theres something interesting in this room. 这个房间有些有趣的东西。这个房间有些有趣的东西。 Was there anything difficult for you to understand? 你有什么不懂的吗？你有什么不懂的吗？3. none指三者或三者以上的指三者或三者以上的“没有没有,都不都不”, 既可指既可指“人人”也可指也可指“物物”, 常与常与of 连用连用, 既可修饰可数名词既可修饰可数名词, 也可修饰也可修饰不可数名词。构成不可数名词。构成“none of +名词名词/代代词词”结构结构, 当名词是可数名词时当名词是可数名词时, 谓语谓语动词用第三人称单数动词用第三人称单数, 当名词是复数时当名词是复数时, 谓语动词用单复数均可。谓语动词用单复数均可。e.g. None of his friends has/have ever been to Paris. 他的朋友当中一个也没有去过巴黎。他的朋友当中一个也没有去过巴黎。Indefinitepronounandadverb不定代词和副词不定代词和副词三、三、none和和noone/nobody的的区别。区别。noone/nobody只能只能指人指人，不跟不跟of短语短语结构结构;可以回答可以回答who引导引导的问句。二者可用的问句。二者可用else修饰，而修饰，而none不能。不能。none既可以指人又可以指物既可以指人又可以指物，常跟常跟of短语短语结构使用；结构使用；可以回答可以回答howmany&howmuch引导的疑问句。引导的疑问句。E.g. Whoiswaitingforyououtside? Noone/Nobody.E.g. Howmanystampsdoyouhavenow? None.巧记巧记”other”系列不定代词：系列不定代词：onetheother一个一个（两者中的）另一个（两者中的）另一个oneanother(三者以上的）其中一个三者以上的）其中一个onetheothers(三者以上）三者以上）其余的其余的someothers一些一些另一些另一些sometheothers一些一些另外一些另外一些(特指一定范围内特指一定范围内)e.g. I dont like this one. Show me another.Some are singing, others are dancing.She has two pen pals. One is in Japan, the other is in Xian.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.Thestudentsaredoingsomecleaning.Somearesweepingthefloor,_arecleaningthedesksandchairs.A.otherB.theother C.another D.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.Thewindwasblowingstrongly._peoplewalkedinthestreet.A.LittleB.AlittleC.FewD.Afew6.Hurryup.Thereis_timeleft.A.alittleB.littleC.afewD.few(D)(C)(B)