Unit+2+Topic+2+Section+A 仁愛版九年級(jí)英語上冊(cè)

Unit2SavingtheEarthTopic2SectionA 學(xué)習(xí)導(dǎo)航新知學(xué)習(xí)課堂小結(jié)當(dāng)堂檢測(cè)學(xué)習(xí)目標(biāo)重點(diǎn)研討新知學(xué)習(xí)課堂小結(jié)當(dāng)堂檢測(cè)學(xué)習(xí)目標(biāo)重點(diǎn)研討學(xué)習(xí)目標(biāo)1.能熟悉并正確運(yùn)用本課時(shí)的重點(diǎn)單詞和短語2.進(jìn)一步了解有關(guān)環(huán)境污染的一些情況，提高環(huán)境保護(hù)意識(shí)新知學(xué)習(xí)課堂小結(jié)當(dāng)堂檢測(cè)學(xué)習(xí)目標(biāo)重點(diǎn)研討Newwordsmanytreescutdown1.H____________havecutdownmanytrees.umanbeings新知學(xué)習(xí)課堂小結(jié)當(dāng)堂檢測(cè)學(xué)習(xí)目標(biāo)重點(diǎn)研討Newwordsforestsgonewashtheearthaway2.Theforestshavegoneandtherainwashestheearthaway.新知學(xué)習(xí)課堂小結(jié)當(dāng)堂檢測(cè)學(xué)習(xí)目標(biāo)重點(diǎn)研討Newwords3.Alotofrichland____________desertbecausepeoplehavecutdowntoomanytrees.changedinto=turninto轉(zhuǎn)換成，變成新知學(xué)習(xí)課堂小結(jié)當(dāng)堂檢測(cè)學(xué)習(xí)目標(biāo)重點(diǎn)研討Newwords4.

Asaresult,s_________comeintobeing.andstorms新知學(xué)習(xí)課堂小結(jié)當(dāng)堂檢測(cè)學(xué)習(xí)目標(biāo)重點(diǎn)研討1aListen,lookandsay.(Kangkang,MariaandJanearetalkinginaroom.Thewindoutsideisblowingstrongly.)Maria:Whatastrongwind!Kangkang:Yes.Butit’sbetterthanthelastfewyears.Thereweresandstormsbefore.WhileIwaswalkingdownthestreet,Icouldn’tseeanything.Thesandreallyhurtmyface.Maria:Whywastheweathersobad?Jane:Peoplecutdowntoomanytrees.Asaresult,alotofrichlandchangedintodesert.Treescanstopthewindfromblowingtheearthaway.新知學(xué)習(xí)課堂小結(jié)當(dāng)堂檢測(cè)學(xué)習(xí)目標(biāo)重點(diǎn)研討Kangkang:Andalotofwatercanbesavedbyforests.Jane:Treescanalsostopthewaterfromwashingtheearthaway.Maria:Cuttingdownthetreesaffectstheweathersomuch.Kangkang:Yes.Itisharmfultohumanbeings,animalsandplants.Althoughthereweresandstormsbefore,nowwehavebuilt“TheGreenGreatWall”.Ourenvironmenthasbecomemuchbetter.新知學(xué)習(xí)課堂小結(jié)當(dāng)堂檢測(cè)學(xué)習(xí)目標(biāo)重點(diǎn)研討1bListento1aandchoosethebestanswer.Theboyandgirlsaretalkingabout_______.differenttypesofsandstormsthereasonsforsandstormssandstormsindifferentcitiesFocusonthemainideaoftheconversationwhenyoulistenforthefirsttime.√新知學(xué)習(xí)課堂小結(jié)當(dāng)堂檢測(cè)學(xué)習(xí)目標(biāo)重點(diǎn)研討1cRead1aandcompletetrees’functions.Trees’functions

A.

B.Alotofwatercanbesavedbyforests.C.

Treescanstopthewindfromblowingtheearthaway.Theycanalsostopthewaterfromwashingtheearthaway.新知學(xué)習(xí)課堂小結(jié)當(dāng)堂檢測(cè)學(xué)習(xí)目標(biāo)重點(diǎn)研討2Completethesentenceswiththecorrectformsofthegivenphrasesinthebox.

1.Peoplehavecutdownsuchalargenumberoftreesthattheland

______________desert.2.Therearefewertreesleft,sothewindalways______

theearth______.3.Airpollutionhasbecomeaseriousproblem,sowemust____________toreduceit.4.weshouldtryourbestto_____people______cuttingdownthetrees.5.Inthefuture,humanbeingscanprotectthetreeswell.__________,animalswillliveahappylifeintheforest.asaresult,changeinto,dosomething,stop…from,blow…awaychangedintoblowsawaydosomethingstopfromAsaresult新知學(xué)習(xí)課堂小結(jié)當(dāng)堂檢測(cè)學(xué)習(xí)目標(biāo)重點(diǎn)研討3Doyouknowhowsandstormscomeintobeing?Numberthepicturesandtalkaboutthesandstormingroups.washtheearthawaymanytreeschangeintodesertforestsgonesandstormscomeintobeingcutdowntrees123456新知學(xué)習(xí)課堂小結(jié)當(dāng)堂檢測(cè)學(xué)習(xí)目標(biāo)重點(diǎn)研討4A.Listentothepassageandcirclethephrasesyouhear.becomeweaker destroytheenvironmentdisappearrapidly ontheearthenoughbambootoeat新知學(xué)習(xí)課堂小結(jié)當(dāng)堂檢測(cè)學(xué)習(xí)目標(biāo)重點(diǎn)研討B(tài).Listenagainandfillintheblanks.1.Nowsomekindsofanimalsarebecoming___________________.2.Someanimalsare_______________dyingoutcompletely.3.Inthepast,pandaslivedaquietlifeandhad______________food.4.Humanshave____________________theimportanceofprotectinganimals.5.Weshould________________toprotectthem.doourbestindangerofplentyofcometounderstandfewerandfewer新知學(xué)習(xí)課堂小結(jié)當(dāng)堂檢測(cè)學(xué)習(xí)目標(biāo)重點(diǎn)研討Keypoints1.Whatastrongwind!好大的風(fēng)?。?/p>

What引導(dǎo)的感嘆句：①What+a/an+形容詞+可數(shù)名詞單數(shù)?。ú豢蓴?shù)名詞如:news,advice,weather）eg:Whatabusyday!多么繁忙的一天呀！

②What+形容詞+不可數(shù)名詞/可數(shù)名詞復(fù)數(shù)！eg:Whatcleanwater!多么清澈的水呀！新知學(xué)習(xí)課堂小結(jié)當(dāng)堂檢測(cè)學(xué)習(xí)目標(biāo)重點(diǎn)研討2.Asaresult,alotofrichlandchangedintodesert.結(jié)果，許多肥沃的土地已經(jīng)變成了沙漠。

change…into…（把……變成……）=turn…into…eg:PleasechangeEnglishintoChinese.請(qǐng)把英語變成漢語。新知學(xué)習(xí)課堂小結(jié)當(dāng)堂檢測(cè)學(xué)習(xí)目標(biāo)重點(diǎn)研討3.Treescanstopthewindfromblowingtheearthaway.樹可以防風(fēng)固土。①

stopsb./sth.(from)doingsth.=preventsb./sth.(from)doingsth.

=keepsb./sth.fromdoingsth.（from不能省略）

阻止……做某事eg:Theheavyrainstopsusfromgoingout.=Theheavyrainpreventsusfromgoingout.=Theheavyrainkeepsusfromgoingout.大雨使我們無法外出。②

earth著重指與天空相對(duì)的“土地”，還泛指泥土；soil主要指用于種植莊稼的“土壤”；ground主要指大地表面；land著重指與河、湖、海洋相對(duì)應(yīng)的陸地。eg:Putthetreeintheholeandfillitwithearthagain.把樹放進(jìn)坑里，然后用土壤重新把坑填滿。Fishcannotliveonland.魚不能在陸地上生活。Thelittleboywaslyingontheground。小男孩正躺在地上。新知學(xué)習(xí)課堂小結(jié)當(dāng)堂檢測(cè)學(xué)習(xí)目標(biāo)重點(diǎn)研討新知學(xué)習(xí)課堂小結(jié)當(dāng)堂檢測(cè)學(xué)習(xí)目標(biāo)重點(diǎn)研討4.Althoughthereweresandstormsbefore,nowwehavebuilt“TheGreatWall”.雖然之前有沙塵暴，但現(xiàn)在我們已經(jīng)建起了“綠色長(zhǎng)城”，although

conj.雖然，盡管，引導(dǎo)讓步狀語從句，相當(dāng)于though,只是although比though更為正式。eg:Though/Althoughitwasraining,wewentthere.雖然下著雨，但我們還是去了那兒。新知學(xué)習(xí)課堂小結(jié)當(dāng)堂檢測(cè)學(xué)習(xí)目標(biāo)重點(diǎn)研討注意：在句中使用although或though時(shí),不能與but同時(shí)使用,但although/though后可用yet或still等。加強(qiáng)語氣時(shí)，通常說eventhough，而不能說evena