Unit 13 Section A 复习课件-2024-2025学年人教版九年级英语

Listenandcompletethesentences.1bwhatwastheproblem?Theriverwas_________.Eventhebottomoftheriverwasfullof________.therewerenomore_____forfishermentocatch.reallydirtyrubbishfishwhatcausedtheproblem?peoplearethrowing_____intotheriver.Factoriesareputting_______intotheriver.Howshouldtheproblembesolved?Weshouldwritetothe________andaskthemto___________thefactories.everyoneshouldhelpto________theriver.litterwastegovernmentclosedowncleanupMark:Theriverwasdirty.Eventhebottomoftheriverwasfullofrubbish.Tony:Butitusedtobesoclean!Mark:Yes,butpeoplearelitteringinthe

river.Tony:Everyoneinthistownshouldplaya

partincleaningitup!

Role-playtheconversation.Thenmakeyourownconversationsaboutthekindsofpollutionin1a.1c2aListentotheinterview.CirclethekindsofpollutionthatJasonandSusantalkabout.A.landpollutionB.airpollutionC.noisepollutionD.waterpollution1.Theairisbadlypollutedbecausethereare________ontheroad

thesedays.2.Factoriesthatburncoalalso______theairwithalotofblack

smoke.3.Thereisalsotoomuchrubbishandwaste.People___________________thingsawayeveryday.4.Peoplearealsolitteringin____________likeparks.Thisturns

beautifulparksintouglyplaces.morecarspollutearethrowingawaypublicplaces2b

Listenagainandcompletethesentences.WheresharkfinsoupispopularNumberofsharkscaughtandtradedeveryyearHowgovernmentscanhelpTwoenvironmentalgroupsagainst"finning"insouthernChinaQuestionsaboutthepassage:70milliontodeveloplawsWildAidandtheWWFLet'sdothistoreviewthetext!!!Somepeopleliketoeatsharkfinsoup,especiallyin_______China.Butgettingthehark'sfinisvery_____.Whenpeoplecatchsharks,they________theirfinsandthrowthesharksintotheocean.Thesharkslowlydiesbecauseitcan't_____withoutthefin.Anditisalso______toenvironment.Sharksareatthe____ofthefoodchain.Ifthenumberofsharksdropstoolow,itwillbreakthebalanceofnature.Pleasesaynotoeatingthesharkfinsoup,andtakeactiontosavethesharks!southerncruelcutoffswimharmfultop花费主语表示内容spend人宾语可以是钱，精力，时间等。cost物或事后接life，money，health，time等，侧重与花费的代价take事或人说明事情完成花费了辨析：spend,cost,take,paySb.spendsomemoney/timeonsth./indoingsth.Sth.costsb.+money/timeIttakessbsometime/moneytodosth.花费主语表示内容pay人"支付"作为及物动词，可以是paysb或paysomemoney；作为不及物动词，形式为payfor。for表支付的原因。1.Doyoutakeexerciseeveryday?Yes,Ialways___thirtyminutesaftersupper.AspendBcostCtakeDpay2.I____300yuanforthebike.AtookBspendCcostDpaid3.Theinterestingbook___me10yuan.A.tookB.paidC.spendD.costLet’slearnsomelanguagepointsharmful

形容词，意为“有害的”。常构成短语beharmfulto“对……有害的”。Stayingupoftenisharmfultoyourhealth.经常熬夜对你的健康有害。【拓展】harm名词，意为“害处”。常用构成短语do

harmto“对……有害”，相当于beharmfulto.Toomuchsmokingdoesharmtohishealth.=Toomuchsmokingisharmfultohishealth.吸烟过多对他的健康有害。改为同义句。Readinginthesundoesharmtooureyes.Readinginthesun_______________oureyes.isharmfulto辨析：join,joinin和takepartintojoin加入组织，团体，党派等，有作为其中的一个成员的含义;后面也可以加表示人的名词，表示和某人一起参加某活动joinin加入一种具体活动。takepartin指参加会议或群众性活动等，着重说明句子主语参加该项活动并在活动中发挥作用。Willyoujoinusinthediscussion?你参加我们的讨论吗？ShejoinedtheYoungPioneers.她加入了少先队。Whydidn'tyoujoininthetalklastnight?

昨晚你为什么没参加座谈？Didyoutakepartinthesportsmeet?你参加运动会了吗？1.—Haveyou_____aclub?—Yes,I’minaswimmingclubandIoften_____theswimmingtraining. A.joined;takepartin B.joined;join C.takenpartin;joinD.takenpartin;joinin2.—We’regoingforapicnic.Wouldyouliketo____us?—Whynot?Let’sgo!A.attend B.joinC.joinin D.takepartin⑴afford是动词，意为“买得起,担负得起”，通常与can,could,beableto连用,多用于否定句中。Theycouldn’tafford$50foraticket.他们拿不出50美元买一张票。⑵afford后面常跟带to的动词不定式。Wecan’taffordtogoabroadthissummer.今年夏天我们没有足够的钱出国。例句：MissTaylorneverwastesmoneyonanythingtooexpensive,eventhoughshecan_____to.Shehasdonatedmuchofthemoneyshesavedtocharities.A.afford B.allow C.remind D.pay1.Manypeopledonotrealizetheyarekillingawholeshark_____theyenjoyabowlofshark’sfinsoup.2.Sharksareatthetopofthefoodchain,______iftheirnumbersdrop,theocean’secosystemwillbeindanger.Readthepassageagainandfillintheblankswiththewordsinthebox.

sowhen3bsoalthoughifbutwhenManythinkthatsharksaretoostrongtobeendangered,_________theyarewrong._________therearenoscientificstudiestosupportthis,alotofpeoplebelievethatsharkfinsaregoodforhealth.5.Sharksmaydisappearoneday______wedonotdosomethingtostopthesaleofsharkfins.

butAlthoughIfsoalthoughifbutwhen练习题用方框中词的适当形式完成下面的句子。(1)Ithinkit’s____tomakesuchayoungboyworkallday.(2)Thepoorfishermancan’t_____hischildren’seducation.(3)Ithinkthegovernmentmustdevelop_____toprotectenvironment.(4)Eatingtoomuchjunkfoodis_______yourhealth.(5)Hecanusedifferent_______toworkouttheproblem.method,cruel,harmful,afford,lawcruelaffordlawharmfulmethodII.单项选择。1.—Areyougoingto_____anyoftheevents?—Yes.Maybelongjumpandhighjump.A.takepartinB.join C.attendD.joinin2.Ican’tafford____himanexpensivebirthdaypresent.A.tobuyB.buying C.forbuyingD.buy3.—Rememberto____thelightswhenyouleavetheroom.—OK.Iwill. A.turnon B.turndown C.turnup D.turnoff4.Thegirlalwayshassomemoneyto___snacks. A.spend