初中九年級(jí)英語(yǔ)課件Unit Saving the Earth

Unit

2Savingthe

EarthTopic2Alltheseproblemsareveryserious.SectionB

不定代詞和不定副詞有哪些？

somebody,someone,something,somewhere

anybody,anyone,anything,anywhere

none,nobody,nothing,nowhere

everybody,everyone,everything,everywhere不定代詞和不定副詞有哪些？

somebody,someone,something,somewhere

anybody,anyone,anything,anywhere

none,nobody,nothing,nowhere

everybody,everyone,everything,everywhere一般情況下用于肯定句一般情況下用于否定句和疑問(wèn)句表否定含義可用于各種句式()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.（錄音1）1.Thewindisblowingstrongly…

2.cuttingdowntreesisharmfultohumanbeings.3.changeinto

4.Alotofwatercanbesavedbyforests.

5.stop/preventsb.(from)doingsth.

6.washaway

7.Although…,westillneedtoworkhardtoprotecttheenvironment.

wind風(fēng)刮得猛用strongly動(dòng)名詞（組）作主語(yǔ),謂語(yǔ)動(dòng)詞用單三.cutdown砍倒

=turninto轉(zhuǎn)變成水被森林貯存.=keepsb.fromdoingsth阻止某人做某事沖走although=though不能與but連用;“盡管，雖然”Read1a,answerthequestion.Whataretrees’functions?Treescanstopthewindfromblowingtheearthaway.Alotofwatercanbesavedbyforests.Treescanalsopreventthewaterfromwashingtheearthaway.A.B.C.

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

turnthetapoffwhenyouleave.4.Collectandreusewastewater....turnoff關(guān)掉（水龍頭、煤氣、電器）remembertodosth.記得要做某事rememberdoingsth.記得曾做了某事Readanddiscussdifferentwaysofprotectingandsavingwater.UsefulexpressionsThewindisblowingstronglywithlotsofsand.Peoplehavecutdowntoomanytrees.Alotofrichlandhaschangedintodesert.Andalotofwatercanbesavedbyforests.Theycanalsopreventthewaterfromwashingtheearthaway.Stopfactoriesfrompouringwastewaterintorivers.完成下列句子1.許多肥沃的土地已經(jīng)變成了沙漠，留下的是遍地黃沙。Alotofrichlandhas___________desert,leavingonlysand.2.人們砍了很多樹(shù)。Peoplehave_________manytrees.3.這位警察阻止了這個(gè)男孩在街上踢足球。

Thispoliceman_____theboy______________________inthestreet.changedintocutdownstopsfromplayingfootball單項(xiàng)選擇題

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