初中九年级英语课件Unit Saving the Earth

Unit

2Savingthe

EarthTopic2Alltheseproblemsareveryserious.SectionB

不定代词和不定副词有哪些？

somebody,someone,something,somewhere

anybody,anyone,anything,anywhere

none,nobody,nothing,nowhere

everybody,everyone,everything,everywhere不定代词和不定副词有哪些？

somebody,someone,something,somewhere

anybody,anyone,anything,anywhere

none,nobody,nothing,nowhere

everybody,everyone,everything,everywhere一般情况下用于肯定句一般情况下用于否定句和疑问句表否定含义可用于各种句式()1.Thismachineisveryeasytouse._____canlearntouseitinaveryshorttime.A.Somebody B.Anybody C.Everyone ()2.Mumcameinwithaseriouslook,andIknew____waswrong.A.anything B.somethingC.nothing()3._____everybodylikeswatchingTVinmyfamily.Myparentslikedoingoutdooractivities.A.No B.Not C.None ()4.—Is_____readyforthetrip?—No,wehaven’tgotacamera.A.nothing B.something C.anything()5.Everything_______changed.A.has B.have C.tohave CBBCAWhatwillourworldbelikewithouttrees?

sandstorm

desert

humanbeingsNumberthepicturesandthentalkaboutthemingroups.washtheearthawaymanytreeschangeintodesertforestsgonesandstormscomeintobeingcutdowntreesNumberthepicturesandthentalkaboutthemingroups.()()()()()()Doyouknowhowsandstormscomeintobeing?

415362Listento1a,answerthequestions.Whataretheytalkingabout?Whatcausesthiskindofbadweather?Theyaretalkingaboutsandstorms.Peoplehavecutdowntoomanytrees.Alotofrichlandhaschangedintodesert.（录音1）1.Thewindisblowingstrongly…

2.cuttingdowntreesisharmfultohumanbeings.3.changeinto

4.Alotofwatercanbesavedbyforests.

5.stop/preventsb.(from)doingsth.

6.washaway

7.Although…,westillneedtoworkhardtoprotecttheenvironment.

wind风刮得猛用strongly动名词（组）作主语,谓语动词用单三.cutdown砍倒

=turninto转变成水被森林贮存.=keepsb.fromdoingsth阻止某人做某事冲走although=though不能与but连用;“尽管，虽然”Read1a,answerthequestion.Whataretrees’functions?Treescanstopthewindfromblowingtheearthaway.Alotofwatercanbesavedbyforests.Treescanalsopreventthewaterfromwashingtheearthaway.A.B.C.

ProtectingandSavingWaterWaterisveryimportanttohumanbeings,butnoteverybodyknowshowtoprotectandsaveit.Herearesomeways:1.Passlawsagainstwaterpollution.2.Stopfactoriespouringwastewaterintorivers.3.Rememberto

turnthetapoffwhenyouleave.4.Collectandreusewastewater....turnoff关掉（水龙头、煤气、电器）remembertodosth.记得要做某事rememberdoingsth.记得曾做了某事Readanddiscussdifferentwaysofprotectingandsavingwater.UsefulexpressionsThewindisblowingstronglywithlotsofsand.Peoplehavecutdowntoomanytrees.Alotofrichlandhaschangedintodesert.Andalotofwatercanbesavedbyforests.Theycanalsopreventthewaterfromwashingtheearthaway.Stopfactoriesfrompouringwastewaterintorivers.完成下列句子1.许多肥沃的土地已经变成了沙漠，留下的是遍地黄沙。Alotofrichlandhas___________desert,leavingonlysand.2.人们砍了很多树。Peoplehave_________manytrees.3.这位警察阻止了这个男孩在街上踢足球。

Thispoliceman_____theboy______________________inthestreet.changedintocutdownstopsfromplayingfootball单项选择题

1.

Thecleanermustkeepthestreet____.A.fromgettingdirtyB.gettingdirtyC.togetdirty2.Wemustplantmoretreesafterwe__everyyear.A.cutoffthemB.cutthemdownC.cutdownthem3.Thefloodcouldn’tstopthesoilder__towardsthemostdangerousplace.A.frommovingB.formovingC.tomove4.Therewasarainstormyesterday.Theflood__theoldbrigde.A.washedawayB.wentawayC.putaway5.LiHongalwayshelpsothers__she