人教版九年級(jí)英語(yǔ)Unit13WearetryingtosavetheearthSectionA2

Unit13SectionA23a-3bRevisionJasonandSusan,whatareyourideasforsolvingtheseproblems?Role-play2d.Well,tocutdownairpollution,weshouldtakethebusorsubwayinsteadofdriving.Yeah,orrideabike.

Thereareotheradvantagesofbikeriding.It’sgoodforhealthanditdoesn’tcostanything.Greatideas!Whataboutwastepollution?Mmm,Ithinksimplethingslikebringingabagtogoshoppingcanhelp.Istarteddoingthatayearago.Me,too.Also,InevertakewoodenchopsticksorplasticforkswhenIbuytakeawayfood.Iusetheonesathome.Andremembertothrowrubbishinthebinsandkeeppublicplacescleanandbeautifulforeveryone.Sotogether,ouractionscanmakeadifferenceandleadtoabetterfuture!TranslatethesesentencesintoEnglish.1.甚至是河底都滿是垃圾。2.這個(gè)鎮(zhèn)上的每個(gè)人都應(yīng)該參與清掃。Eventhebottomoftheriverwasfullofrubbish.Everyoneinthistownshouldplayapartincleaningitup.3.騎自行車有其它的優(yōu)點(diǎn)。4.我買外賣食品從來(lái)不拿木筷子和塑料叉子。Thereareotheradvantagesofbikeriding.InevertakewoodenchopsticksorplasticforkswhenIbuytakeawayfood.Theearthisbadlypolluted.Whatshouldwedotosavetheearth?WarmingupLet’stakeaction(采取行動(dòng))Turnoffthelightswhenyouleavearoom.Recyclebooksandpaper.Takebusesinsteadofdrivingcars.Therearesomeanimalsareendangered.Weshoulddosomethingtoprotecttheanimalsandtheenvironment!

Savetheearth!Thezoosprovidehomesformanyendangeredanimals.1.Haveyoueverseenashark（鯊魚(yú)）?2.Whatdoyouknowaboutsharks?Discusswithyourpartner:Sharksareendangered,readthepassageandjudgethesentences.Readthefirstparagraph1.Shark’sfin（魚(yú)鰭）soupisfamousandexpensiveallaroundtheworld.2.Wehavetokillawholesharktogetabowlofshark’sfinsoup.×√Readthesecondparagraph1.Peoplecutoffsharks’finsandthrowthesharksbackintotheocean.2.Sharksareinthebottomofthefoodchainintheocean’secosystem.√×n.

生態(tài)系統(tǒng)食物鏈Readthethirdparagraph1.WildAidandtheWWFareenvironmentalprotectiongroupsinChina.2.Shark’sfinsaregoodforhealth.××WheresharkfinsoupispopularNumberofsharkscaughtandtradedeveryyearHowmuchthenumbersofsomekindsofsharkshavefalleninthelast20to30yearsTwoenvironmentalgroupswhichareagainst“finning”southernChina70millionover90percentWildAidandtheWWF3aReadthepassageaboutsharksandcompletethefactsheetbelow.3bReadthepassageagainandfillintheblankswiththewordsinthebox.soalthoughifbutwhenManypeopledonotrealizetheyarekillingawholeshark______theyenjoyabowlofsharkfinsoup.2.Sharksareatthetopofthefoodchain,____iftheirnumbersdrop,theocean’secosystemwillbeindanger.whenso3.Manythinkthatsharksaretoostrongtobeendangered,_____theyarewrong.4._________therearenoscientific

studiestosupportthis,alotofpeoplebelievethatsharkfinsaregoodforhealth.5.Sharksmaydisappearoneday___wedonotdosomethingtostopthesaleofsharkfins.butAlthoughifadj.

科學(xué)上的，科學(xué)的Retellthepassageaccordingtothewordsbelow.sharkfinsoupinsouthernChinaeachtimecutoffnolongernotonly…butalso…atthetopdropbeendangeredthestrongestaround70millionfallenbyover90percentWildAidandtheWWFdeveloplawsscientificstudies1.Asharkcannolongerswimandslowlydies.鯊魚(yú)不能再游泳然后慢慢死掉。nolonger意思是“不再”e.g.

I’mnolongerastudent.

我不再是個(gè)學(xué)生了。有兩個(gè)短語(yǔ)和nolonger同義，即not…anylonger和not…anymore，但他們側(cè)重的方面不同。Languagepointsnolonger和not…anylonger側(cè)重時(shí)間。

e.g.Henolongerliveshere.=Hedoesn’tlivehereanylonger.

他不在這兒居住了。(一個(gè)時(shí)間以前他住在這兒，過(guò)了這個(gè)時(shí)間，他就離開(kāi)了。)not…anymore側(cè)重程度和數(shù)量e.g.Youcandrinknomore.=Youcan’tdrinkanymore.

你不能再喝了。(喝酒的量到了一定程度，不能再繼續(xù)下去了。)2.Thismethodisnotonlycruel,butalso

harmfultotheenvironment.

這種方法不但殘忍而且對(duì)環(huán)境有害。notonly…butalso…用于連接兩個(gè)表示并列關(guān)系的成分，著重強(qiáng)調(diào)后者，其意為“不僅……而且……”;其中的also有時(shí)可以省略。e.g.Shenotonlyplayswell,butalsowritesmusic.

她不但很會(huì)演奏，而且還會(huì)作曲。

Notonlymenbutalsowomenwerechosen.

不僅僅是男的，女的也有被選中的。若連接兩個(gè)成分作主語(yǔ)，其謂語(yǔ)通常與靠近的主語(yǔ)保持一致。e.g.Notonlyyoubutalsohehastoleave.

不只是你，他也得離開(kāi)。

notonly放在句首，后接句子時(shí)要用倒裝結(jié)構(gòu)。e.g.Notonly

hadthepoormanbeenfined,butalsohehadbeensenttoprison.

這個(gè)可憐的人不僅被罰款，而且還被送進(jìn)了監(jiān)獄。

beharmfulto對(duì)……有害e.g.Smokingisharmfultothehealth.

吸煙有害健康。

Playingcomputergamesmuchisharmfultostudents.

電腦游戲玩太多對(duì)學(xué)生有害。3.Sharksareatthetopofthefoodchainintheocean’secosystem.

鯊魚(yú)位于海洋生物系統(tǒng)食物鏈的頂部。atthetopof

在……最高地位;用最高[最大]的(速度,聲音等)e.g.Ilookedatthetopofhishead,hishairshinyandpartedsmoothly.

我看他的頭頂,頭發(fā)閃亮且平滑的分開(kāi)。Heshoutedatthetopofhisvoiceinorderthathemightbeheard.他盡力大聲叫喊,以便別人能聽(tīng)見(jiàn)。4.Iftheirnumbersdroptoolow,itwillbringdangertoalloceanlife.

如果它們的數(shù)目降至過(guò)低，會(huì)給所有海洋生物帶來(lái)危險(xiǎn)。此句復(fù)數(shù)形式的numbers表達(dá)全海洋中鯊魚(yú)的總量。當(dāng)表示數(shù)值的高或低時(shí)，number要用high或low修飾。e.g.Inthatcountry,thenumberofchildrengoingtoschoolishigherincitiesthanintownsandvillage.

在那個(gè)國(guó)家，城市兒童入學(xué)人數(shù)比鄉(xiāng)鎮(zhèn)及農(nóng)村要高。常與number搭配的動(dòng)詞有g(shù)row,fall等。e.g.Thenumber