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Unit13We’retryingtosavetheearth!SectionA(1a—2d)Ⅰ.单词填写1.litter(n.)2.bottom(n.)3.渔民(n.)4.优点(n.)5.塑料的(adj.)6.wood(n.)→(adj.)木制的答案:1.垃圾2.底部3.fisherman4.advantage5.plastic6.woodenⅡ.短语连线1.befullofA.起作用2.turn...into...B.将……变为……3.cutdownC.充满4.makeadifferenceD.减少;缩减5.leadtoE.导致;促使Ⅲ.句型填词1.我们正在尽力保护地球!tosavetheearth!2.它过去是那么干净!Itsoclean!3.但是人们在把垃圾扔进河里。Butpeoplelitterintotheriver.答案:1.We’retrying2.usedtobe3.arethrowing4.这个城镇的每个人都应该参与到清理之中!Everyoneinthistownapartincleaningitup!5.这周围的空气真的已经污染了。Theairreallypollutedaroundhere.答案:4.shouldplay5.hasbecome①Butitusedtobesoclean!②Iamusedtogoingtobedlate.③Computerscanbeusedtodoalotofworknow.答案:①usedtodo表示“过去常常做某事”。②beusedtodoing表示“习惯于做某事”。③beusedtodo表示“被用来做某事”。1.cutdown减少,缩减;砍倒(树木)【语境领悟】*Tocutdownairpollution,weshouldtakethebusorsubwayinsteadofdriving.为了减少空气污染,我们应该乘公共汽车或地铁,而不是开车。*Youmustcutdownonsugartoloseweight.你必须少吃糖以减轻体重。*Seventreeshavebeencutdown.有七棵树被砍倒了。*Thisglasscancutdownthenoisefromtraffic.这种玻璃可以减少交通噪音。【归纳拓展】cut的常用搭配【学以致用】①(2014·遵义中考)Thecook(cut)upthebananasandmixeditwithmilk.Themilkshaketastedverydelicious.②(2013·济南中考)—Alice,couldyouhelpmethemeat?Iwanttomakesomedumplingsfordinner.—OK.I’lldoitrightaway.A.putupB.giveupC.useupD.cutup答案:cut2.advantagen.优点【语境领悟】*Thereareotheradvantagesofbikeriding.骑自行车还有其他的好处。*Hehasalwaysbeentakingadvantageofme.他老是在占我的便宜。【自主归纳】(1)advantage名词,意为“优点;有利条件”,常用复数形式。反义词为,意为“缺点;不利条件”。(2)advantage的常用搭配有theadvantage(s)of意为“……的优点”,takeadvantageofsb.意为“占某人便宜”,taketheadvantageofsth.todosth.意为“利用某物做某事”。答案:disadvantage【学以致用】①我们应当尽可能利用这一点。Weshouldallthisaspossibleaswecan.②Forafootballgoalkeeper,it’sagreattohavebighands.A.experienceB.advantageC.dreamD.change答案:take;theadvantageof3.costv.花费【语境领悟】*It’sgoodforhealthanditdoesn’tcostanything!它对健康有好处,并且不花任何钱!*Ispentalotofmoneyonthatholiday.那次度假花了我一大笔钱。*Ithinkit’sagreatideathatyounowhavetopayforplasticbags.现在你得付钱买塑料袋,我认为这是个好主意。*Ittakesmefortyminutestodomyhomework.做作业花费我四十分钟。【自主归纳】cost用法(1)cost动词,意为“花费;值”,主语是事物,不用于被动语态,过去式和过去分词均为cost。(2)cost名词,意为“花费;价钱”。【归纳拓展】“花费”种种花费人+spend+时间/金钱+(in)doingsth.人+spend+时间/金钱+on+sth.人+pay+金钱+for+物事物+cost+人+时间/金钱Ittakes+人+时间+todosth.【学以致用】①(2014·十堰中考)—Smartphonesaremoreandmorepopularnow.—Sotheyare.Buttheystilltoomuch.A.payB.costC.takeD.spend②(2014·赤峰中考)—Doyoutakeexerciseeveryday?—Yes.Ialwayshalfanhourwalkingafterdinner.A.spendB.takeC.costD.pay【授课备选】补充练习用spend,cost,pay完成下列句子。我花了10元买这支钢笔。Itenyuanonthepen.=Thepenmetenyuan.=Itenyuanforthepen.答案:spent;cost;paid4.makea/thedifference产生作用或影响【语境领悟】*Sotogether,ouractionscanmakeadifferenceandleadtoabetterfuture!因此,我们齐心协力就能起作用,创造美好未来!*Doeshisabsencemakeadifferencetoyourwork?没有他,会影响你的工作吗?【自主归纳】makea/thedifference用法makea/thedifference(to...)表示“(对……)产生作用或影响”,其同义短语为haveaninfluenceon意为“对……有影响”。Englishhasaninfluenceoninternationalcommunication.英语对国际交流有影响。【学以致用】(2013·南宁中考)Theheavysnowdidn’ttheinternationalairlines.A.payattentiontoB.addtoC.makeadifferencetoD.keepto【备选要点】bottomn.底部【语境领悟】*Eventhebottomoftheriverwasfullofrubbish.甚至是河底也满是垃圾。*Shelayatthebottomofthestairs,cryinginpain.她躺在楼梯底部,痛得哭喊着。【自主归纳】bottom的用法bottom名词,意为“底部;最下部”,常用搭配为_________(at/on)thebottomofsth.,意为“在某物的底部”,其反义短语为attheof,意为“在……顶上”。答案:at;top【学以致用】祖母正站在楼梯的下面。Grandmaisstandingthestairs.答案:atthebottomofⅠ.用所给词的适当形式填空1.Oncetherelivedagroupofold(fisherman)nearthesea.2.Imustplayapartin(search)themissingcat.3.Theriverinmyhometownhasbecome(pollute).4.Bikeridinghasalotof(advantage)forus.5.Thereisa(wood)benchintheQuanchengSquare.答案:1.fishermen2.searching3.polluted4.advantages5.woodenⅡ.完成句子1.你最好能把这篇文章缩到两千字左右。You’dbetterthearticletoabout2,000words.2.这张票花了我10美元。Thetickettendollars.3.这是个打扫海滩的计划。Itisaplantothebeaches.答案:1.cut;down2.costme3.cleanup4.他走哪条路会有很大差异。Itagreatwhichwayhegoes.5.我想在家休息而不是出去踢足球。I’dliketohavearestathomeplayingsocceroutside.答案:4.makes;difference5.insteadofUnit13We’retryingtosavetheearth!SectionA(3a—4c)Ⅰ.单词填写1.cruel(adj.)2.工业;行业(n.)3.法律;法规(n.)4.承担得起;买得起(v.)5.science(n.)→(adj.)科学上的;科学的答案:1.残酷的;残忍的2.industry3.law4.afford5.scientificⅡ.短语互译1.beharmfulto2.atthetopof3.参加takein4.关掉turn5.付费;付出代价for答案:1.对……有害2.在……顶部或顶端3.part4.off5.payⅢ.句型填词1.但是你意识到每次你享受一碗鱼翅汤的时候,你正在杀死一整只鲨鱼吗?Butdoyourealizethatawholesharkyouenjoyabowlofsharkfinsoup?2.如果它们的数目降至过低,会给所有海洋生物带来危险。theirnumberstoolow,itbringdangertoalloceanlife.答案:1.you’rekilling;eachtime2.If;drop;will3.许多人相信鲨鱼永不会被灭绝,因为它们是食物链中最强壮的。Manybelievethatsharksneverbecausetheyareintheirfoodchain.4.世界各地的环境保护组织,如野生救援协会和世界自然基金会,教育公众有关“猎翅”的行为。Environmentalprotectiongroupsaroundtheworld,WildAidandtheWWF,thepublicabout“finning”.答案:3.can;beendangered;thestrongest4.suchas;areteaching5.到目前为止,没有科学研究显示鱼翅对健康有好处,那么为什么还要吃它们呢?Sofar,noscientificstudiesthatsharkfinsaregoodforhealth,sowhyeatthem?答案:haveshown1.Whereisthesharkfinsoupespeciallypopular?2.Whatanimalsareatthetopofthefoodchainintheocean’secosystem?答案:1.InsouthernChina.2.Sharks.3.Howmuchhavethenumbersofsomekindsofsharksfalleninthelast20to30years?答案:Byover90percent.1.takepartin参加【语境领悟】*Howmanypeopletookpartin?多少人参加了?*ShejoinedtheYoungPioneers.她加入了少先队。*Willyoujoinusinthediscussion?你要参加我们的讨论吗?【妙辨异同】“参加”的不同表达join指加入某个党派、团体组织