人教版九年級(jí)英語下冊(cè)《nit15WeretryingtosavethemanateesSectionA》教案6

1、Unit13Weretryingtosavetheearth!SectionA2(3a-3c)I.RevisionTranslation.甚至是河底都盡是垃圾。這個(gè)小鎮(zhèn)上的每一個(gè)人都應(yīng)當(dāng)參加打掃。騎自行車有其余的長(zhǎng)處。我買外賣食品素來不拿木筷子和塑料叉子。WarmingupT:Theearthisbadlypolluted.Whatshouldwedotosavetheearth?Letstakeaction.Forexample:Turnoffthelightswhenyouleavearoom;TakebusesinsteadofdrivingcarsRecyclebooksandpape

2、r.Therearesomeanimalsareendangered.Weshoulddosomethingtoprotecttheanimalsandtheenvironment!DiscussionWhatdoyouknowaboutshark(鯊魚)?Doyouthinksharkscanbeendangered?Why?Whatdoyouthinkmightcauseafallinthenumberofsharks?IV.Reading1.Completethefactsheetin3a.WheresharkfinsoupispopularNumberofsharkscaughtand

3、tradedeveryyearHowgovernmentcanhelpTwoenvironmentalgroupswhichareagainst“finning”2.Retellthepassage.sharksfinsoup,insouthernChinaeachtimecutoffnolongernotonlyatthetopdropbeendangeredaround70millionfallenbyover90percentdeveloplawsscientificstudiesbutalsothestrongestWildAidandtheWWFV.Practice(Workon3b

4、)Readthepassageandfillintheblankswiththewordsinthebox.Manypeopledonotrealizetheyarekillingawholeshark_theyenjoyabowlofsharkfinsoup.Sharksareatthetopofthefoodchain,_iftheirnumbersdrop,theoceanecosystemwillbeindanger.Manythinkthatsharksaretoostrongtobeendangered,_theyarewrong._therearenoscientificstud

5、iestosupportthis,alotofpeoplebelievethatsharkfinsaregoodforhealth.Sharksmaydisappearoneday_wedonotdosomethingtostopthesaleofsharkfins.VI.LanguagepointsAsharkcannolongerswimandslowlydies.鯊魚不可以再游泳而后慢慢死掉。nolonger意思是“不再”,往常位于實(shí)義動(dòng)詞以前，助動(dòng)詞、神態(tài)動(dòng)詞或系動(dòng)詞以后。e.g.MrBrownnolongerworkshere.布朗先生不再在這里工作了。=MrBrowndoesntw

6、orkhereanylonger/anymore.【運(yùn)用】.達(dá)成句子，每空一詞。2013年3月，因?yàn)镠7N9禽流感，白水鴨在南京不再受歡迎。Whiteducksare_lovelyinNanjingbecauseofH7N9birdfluinMarch,2013.(2013新疆烏魯木齊)nolonger.改為同義句。Joenolongerlikesdancing._Joedoesniketldancinganylonger/anymore.Thismethodisnotonlycruel,butalsoharmfultotheenvironment.這類方法不只殘忍并且對(duì)環(huán)境有害。1）noto

7、nlybutalso用于連結(jié)兩個(gè)表示并列關(guān)系的成分，側(cè)重重申后者，其意為“不單而且”;此中的also有時(shí)能夠省略。Notonlydoesmysistersingwell,butshedanceswell.我姐姐不只歌唱得好，并且舞也跳得好。Notonlythestudentsbutalsotheteacherisworkinghard.不單學(xué)生們?cè)谂Γ⑶夷俏焕蠋熞苍谂Α．?dāng)notonly置于句首時(shí)，常用_。倒裝語序notonly.butalso.連結(jié)兩個(gè)主語時(shí)，謂語動(dòng)詞需與_那個(gè)主語在人稱和數(shù)上保持一致。后邊【運(yùn)用】同義句變換，每空一詞。(1)SheandIhavealreadybeent

8、oBeijing._she_IhavealreadybeentoBeijing.Notonlybutalso(2)Helikestoswimandhewantstoteachthekidstoswim,too.Notonly_toswim,_hewantstoteachthekidstoswim.doeshelikebut(3)Thetwinswerelatethismorning.Samwaslatethismorning,too.Notonlythetwins_Sam_latethismorning.butalsowas_Sambutalsothetwins_latethismorning

9、Not.onlywere2)beharmfulto對(duì)有害e.g.Smokingisharmfultothehealth.抽煙有害健康。Playingcomputergamesmuchisharmfultostudents.電腦游戲玩太多對(duì)學(xué)生有害。3.Sharksareatthetopofthefoodchainintheoceansecosystem.鯊魚位于大海生物系統(tǒng)食品鏈的頂部。atthetopof在.最高地位;用最高最大的(速度,聲音等)e.g.Heshoutedatthetopofhisvoiceinorderthathemightbeheard.他全力高聲叫喚,以便他人能聽見。Iftheirnumbersdroptoolow,itwillbringdangertoalloceanlife.假如它們的數(shù)目降至過低，會(huì)給全部大海生物帶來危險(xiǎn)。此句復(fù)數(shù)形式的number表達(dá)全大海中鯊魚的總量。Inthatcountry,thenumberofchildrengoingtoschoolishigherincitiesthanintownsandvillage.在那個(gè)國(guó)家，城市少兒入學(xué)人數(shù)比鄉(xiāng)鎮(zhèn)及鄉(xiāng)村要高。當(dāng)表示數(shù)值的高或低時(shí)，number要用_修飾。常與numb