Unit 2 第2课时 Speed up分层作业

2/2Unit2Agreenlife第2课时Speedup＆Fuelup基础练一、选择划线部分语音不相同的一项。（）1.A.seatB.keepC.head（）2.A.easyB.seaC.bread（）3.A.reuseB.letC.meet（）4.A.greenB.deskC.see（）5.A.cleanB.eggC.need二、【新趋向·图片理解】看图填空，补全句子1.Themilkbottlecanbea.2.Thecolabottleisjusttherightsizefora.3.Wecanputrubbersandpinsinthesmall.4.Wecanmaketheseintonicedolls.5.Recyclingbottlesisagreatwaytomakeourearthcleaner.三、【新情境·生活运用】阅读下面的环保海报，将下列五项行动与海报内容匹配。（）1.Lilydidn'tthrowtheplasticbottleaway.Shecleaneditandputsomepencilsinit.（）2.Benhadalotofcrayons.Sohedidn'tbuynewcrayonsbeforeheusedthemup（用完）.（）3.Samputplasticbottlesintothebluebin.Heputleftovers（剩菜）intothegreenbin.（）4.AliceturnedofftheTVandthelightbeforeshelefthome.提升练四、语法填空。1.Recycling(turn)oldthingsintonewthings.2.We(should)throwmilkcartonsaway.Wecanrecyclethem.3.Itiseasy(recycle)aplasticbottleinthreesteps.4.Eachpartofthemilkcarton(can)becomesomethingnew.5.Let's(start)recyclingforagreenworld!五、单项选择（）1.Howmanypartsdomilkcartonshave?A.TwoB.ThreeC.Four（）2.Whatcanwedofirsttorecycleamilkcarton?A.MakeitflatB.WashitC.Putitintoabox（）3.Plasticisbadfor______.A.landandseaB.booksandpensC.desksandchairs（）4.Whichisagoodwaytoreduceplasticwaste?Usesingle-useplasticbottlesB.BringyourownwaterbottleC.Throwplasticaway（）5.Recyclingislike______becauseitturnsoldthingsintonew.A.magicB.gamesC.work六、连词成句1.recycle/how/milkcartons/do/we?.2.steps/three/in/easy/it/is..3.plastic/use/don't/everyday/we/should..4.new/old/into/recycling/things/turns/things..5.box/put/the/into/flat/carton/the/make/and..七、【新情境·绘本阅读】根据绘本内容，选择合适的句子补全对话。（回收站里的对话）A.weneedtobewashedwithwatertogetcleanB.peoplewilltakeoffmycapfirstA.weneedtobewashedwithwatertogetcleanB.peoplewilltakeoffmycapfirstC.turnoldthingsintonewthingsD.IcanbecomeanewspaperagainE.maketheworldagreenplacePlasticBottle:Sure!Theywillrecycleus.First,.MilkCarton:Ohright!Ialmostforgot.Beforerecycling,.PlasticBottle:Exactly.Afterthat,we’llbesenttoafactory.There,.MilkCarton:Thatsoundsgreat!Ihope.PlasticBottle:Metoo!Let’sdoourpartto.拓展练八、【新情境·生活运用】阅读短文，完成下面的题目。Recyclingispopulararoundtheworld.Therearealotofthingswecanreuseinourlife.Wecanreusebottlesandcansandmakethemintovasesorpenholders.Wecanreusethepapercupsandmakethemintotoyphones.Weshouldusebothsidesofpaperandwecanalsoreusetheusedpaper.Shouldwethrowtheoldblanketsandtowelsaway?Ofcoursenot!Theyarestilluseful.Wecanreusethem.Wecancutthetowelsandmakethemintotoys.Wecanalsoreusetheblankets.Theseblanketscanbeahomeforwildcats.Didyoureuseanything?Pleaseshowus!（一）阅读短文，完成表格OldthingsNewthingsOldthingsNewthingsbottlesandcans1..towels3..2..toyphonesblanketshomesfor4..（二）阅读短文，判断下列句子与短文内容是（A）否（B）相符（）1.Thereareonlyafewspecialthingswecanreuseinourlife.（）2.Wecanuseonlyonesideofthepaper.（）3.Wecanmakesometoyphonesbyreusingsomepapercups.（）4.Theoldblanketsandtowelsarenotuseful.Wecan'tkeepthem.（）5.Reusingthingshelpsmakeourlifebetter.

参考解析基础练一、选择划线部分语音不相同的一项。1.C解析：seat/siːt/,keep/kiːp/havethesamesound/iː/;head/hed/hasthesound/e/.2.C解析：easy/ˈiːzi/,sea/siː/havethesamesound/iː/;bread/bred/hasthesound/e/.3.B解析：reuse/ˌriːˈjuːz/,meet/miːt/havethesamesound/iː/;let/let/hasthesound/e/.4.B解析：green/ɡriːn/,see/siː/havethesamesound/iː/;desk/desk/hasthesound/e/.5.B解析：clean/kliːn/,need/niːd/havethesamesound/iː/;egg/eɡ/hasthesound/e/.二、【新趋向·图片理解】看图填空，补全句子1.vase2.penholder3.can4.clothes5.plastic三、【新情境·生活运用】阅读下面的环保海报，将下列五项行动与海报内容匹配。1.B解析：Theaction"cleaneditandputsomepencilsinit"matches"Usethingsagain"(Reuse).2.A解析："Didn'tbuynewcrayonsbeforeusingup"matches"Donotbuythingsyoudon'tneed"(Refuse).3.C解析："Putplasticbottlesintothebluebin...leftoversintothegreenbin"matches"Putdifferentrubbishintodifferentbins"(Recycle).4.E解析："TurnedofftheTVandthelight"matches"Turnoffunusedelectricity"(Save).5.D解析："Usesaclothbaginsteadofplasticbags"matches"Uselessofsomething"(Reduce).提升练四、语法填空。1.turns解析：Thesentenceinthepassageis"Recyclingturnsoldthingsintonewthings.";Recycling(gerund)takessingularverb.2.shouldn't解析：Thecontextsays"Wecanrecyclethem",sowe"shouldn't"throwthemaway.3.torecycle解析：Thestructure"Itis+adj.+todosth."isusedhere,so"torecycle"iscorrect.4.can解析：Thepassagestates"Eachpartcanturnintosomethingnew",so"can"isused.5.start解析："Let's"isfollowedbyaverb原形,so"start"iscorrect.五、单项选择1.B解析：Thepassagesays"Milkcartonshavethreeparts:paper,plasticandmetal."2.B解析：Thefirststeptorecycleamilkcartonis"Openthecartonandwashitwithwater."3.A解析：Thechantmentions"Butit'sbadforthelandandsea"(talkingaboutplastic).4.B解析：Thedialoguesays"Weshouldbringourownwaterbottles.Don'tusesingle-useplastics"asawaytoreduceplasticwaste.5.A解析：Thepassagestates"Recyclingturnsoldthingsintonewthings.Itislikemagic."六、连词成句1.Howdowerecyclemilkcartons?解析：Itfollowsthespecialquestionstructure:"How+do+subject+verb+object?"2.Itiseasyinthreesteps.解析：Itfollowsthe陈述句structure:"Subject+beverb+adj.+状语."3.Weshouldnotuseplasticeveryday.解析：Itfollowsthenegativesentencestructure:"Subject+should+not+verb+object+状语."4.Recyclingturnsoldthingsintonewthings.解析：Itfollowsthe陈述句structure:"Subject+verb+object+prepositionalphrase."5.Makethecartonflatandputitintothebox.解析：Itisacompoundimperativesentence:"Verbphrase+and+verbphrase."七、【新情境·绘本阅读】根据绘本内容，选择合适的句子补全对话。1.B解析：Thesteptorecycleplasticbottlesfirstis"takeoffcaps"asmentionedin"Let'srecycleplasticbottles!(takeoffcaps)".2.A解析：Thepassagesays"Openthecartonandwashitwithwater"forrecycling,so"washedwithwater"iscorrect.3.C解析：Recycling'sfunctionis"turnsoldthingsintonewthings"asstatedinthepassage.4.D解析：Milkcartonshavepaperparts,andthepassagesaystheycanturninto"newspapers".5.E解析：Thepassagecallsfor"startnowforagreenworld",so"maketheworldagreenplace"fits.拓展练八、【新情境·生活运用】阅读短文，完成下面的题目。（一）表格OldthingsNewthingsOldthingsNewthingsbottlesandcans1.vasesorpenholders.towels3.toyphones.2.toys.toyphonesblank