Unit2Topic1复习课件仁爱科普版（2012）英语九年级上册

九上Unit2SavingtheEarthTopic1

Pollutionhascausedtoomanyproblems.SectionAwordsrevisionSeveral

decades(十年)ago,Yucunvillagewasamess.Therewereseveralfactoriespouringwastegasintotheair.Whatashame!/'sevrəl/

det./pron.几个，数个/mes/

n.肮脏，杂乱；困境/ʃeɪm/

n.羞耻，羞愧/pɔ:/

v.倒出；倾泻；不断流出/weɪst/

v.浪费；adj.

废弃的，无用的wastewaterwastepaperWastewater.浪费水。Don’twastepaper.不要浪费纸。wasteadj.v.

v.倒出；倾泻pour…into…把……倒入……e.g.Pourredwineintotheglass.pourThevillagersdestroyedtheflowersandgrass.Thefarmerscutdownthetrees.Thefactoriespollutedtheairandrivers./'vɪlɪdʒə/

n.村民，乡下人/dɪ'strɔɪ/

v.摧毁，破灭cutdown砍到/pə'lu:t/

v.污染Afterclosingdownthesefactories,theairisfresh.Yucunvillagehasbecomeabeautifulplace.Youcanseebeesandbutterfliesdancing.Thankgoodness!/bi:/

n.蜜蜂butterfly/'bʌtəflaɪ/

n.蝴蝶；蝶泳/'ɡudnəs/

n.天啊；啊呀Listento1a,andfillintheblanks.(Kangkang,Jane,MariaandMichaelareplanningapicnicforSunday.)JaneandMaria:Kangkang,whereshallwego?Kangkang:

WhatabouttheWestHill?Jane:

Iwenttheretwoyearsago.Itwasa_______.Therewere

severalchemicalfactories_______wastewater______thestream.Maria:

Whatashame!Kangkang:

Ihaveheardithas________abeautifulplace.Thereare

lotsofflowersandgrass.Michael:

Soundsgreat!Let'sgothere.(OnSunday,theycometotheWestHill.)Maria:

Oh,whatabeautifulplace!Theairisfreshandthewateris

clean,andyoucanseebeesand___________dancing.Kangkang:

Everythinghas____________.Michael:

Doyouwanttohaveapicnichere?Jane:

Ofcourse.messpouringintobecomebutterflieschangedListen,lookandsay.提示：点击文本框可听录音。1aKangkang,whereshallwego?(Kangkang,Jane,MariaandMichaelareplanningapicnicforSunday.)WhatabouttheWestHill?Iwenttheretwoyearsago.Itwasamess.Therewereseveralchemicalfactoriespouring

wastewaterintothestream.Ihaveheardithasbecomeabeautifulplace.Therearelotsofflowersandgrass.

Whatashame!提示：点击文本框可听录音。

Soundsgreat!Let'sgothere.(OnSunday,theycometotheWestHill.)

Oh,whatabeautifulplace!Theairis

freshandthewaterisclean,andyoucanseebeesandbutterfliesdancing.Everythinghaschanged.

Doyouwanttohaveapicnichere?Ofcourse.3

Listenandcompletethesentences.1.People_______________trees.NowIhaveenoughleavestoeat.2.Iliveintrees.Peoplehavestopped____________trees.SoIhavemorefamilymembers.3.Leavesandgrass__________manyyearsago.Butnowtheyhavecomeback.Icanhaveenoughfood.4.Ihavefoundmorebambooonthemountain.Idon’thaveto__________________anymore.5.Inrecentyears,I______________________tomaketheseacleanagain.6.Icouldn’tliveintheriverbecauseit_______________formetolivein.Nowithasbecomecleanagain,soIamsafe.haveplantedmorecuttingdowndisappearedworryaboutfoodhaveseenpeople’seffortwastoodirty1.向......投入/倒入.......

_________________2.看见某人正在做某事___________________3.听起来不错________________4.闻起来很臭__________________5.有某人/某物正在做某事___________________________6.野餐_______________7.许多

___________________8.砍倒______________9.计划一次野餐________________Findthephrases.seesb.doingsth.soundgreatsmellterribleTherebesb./sth.doingsth.haveapicniclotsof=alotofcutdownplanapicnico...2Workinpairs.Lookatthepicturesandmakeupconversationssimilartotheexamplewithyourpartner.village/flowersandgrassvillagers/destroyExample:A:ThevillagersdestroyedtheflowersandgrasswhenIvisitedthevillagelastyear.B:Butnow_________________________________A:Whathashappenedhere?B:___________________________________________________________________________________________________________________

theflowersandgrasshavecomeback.Thevillagershavelearnedthattheywerewrong.Andtheyhavedonealottomakethevillageabetterplace.2Workinpairs.Lookatthepicturesandmakeupconversationssimilartotheexamplewithyourpartner.hill/treesfarmers/cutdownA:ThefarmerscutdownmanytreeswhenIvisitedthehilllastyear.B:Butnow_________________________________A:Whathashappenedhere?B:__________________________________________________________________

thetreeshavecomeback.Thefarmershaveplantedmanytreesonthehill.2Workinpairs.Lookatthepicturesandmakeupconversationssimilartotheexamplewithyourpartner.city/lake/fishfactory/polluteA:Thefactorypollutedthelakeandlotsoffishesdied

whenIvisitedthecitylastyear.B:Butnow_________________________________A:Whathashappenedhere?B:__________________________________________________________________

therearelotsoffishesinthelake.Thefactoryhasgone.Keypoints1.Itwasamess.messn.

脏，乱

介词短语：inamess动词短语：make

amess翻译句子：你的房间好乱。Youroomis_______________.You_______________inyourroom.—WhywasMike’smotherangrywithhim?—Becausehemadea_______athome.A.ruleB.recordC.differenceD.messinamessmakeamessD2.Therewere

several

chemicalfactories

pouringwastewaterintothestream.(1)

Therebe+sth./sb.+doingsth.

有某人/某物正在做某事eg.Therearepeopleplayinginthepark.

Therearesomepeople__________(pick)applesonthefarm.Look!There______aman_______(sit)underthetree.闯关练习：1.Therewasmuchwastegas________(pour)fromthechemicalfactoryinthepast.2.Look!Thereisakite______inthesky.A.flyB.fliesC.toflyD.flying拓展：therebesth.todo.有某事要做(还未做）。eg.Thereisnotime_________(think).没有时间去想了。pickingissittingpouringDtothinkKeypointsKeypoints(2)several

几个，数个=some/afew

eg.Thoughheisnew,hehas________goodfriendsinhisclass.(3)pour...into...

向......投入/倒入......闯关练习：1.People________(pour)wastewaterintoriversandlakesinthepast.2.Thegovernmentdecidedtopourmillionsofdollars____educationsothatpoorchildrencouldgetabettereducation.A.downB.intoC.inD.onto拓展：therebesth.todo.有某事要做(还未做）。eg.Thereisnothing_________(do).没有事可做。severalpouredBtodoKeypoints3.Theairisfreshandthewaterisclean,andyoucanseebeesandbutterfliesdancing.

seesb.doingsth.

看见某人正在做某事

seesb.dosth.

看见某人做了某事或常常做某事（watch,lookat,hear,listento,find,notice

等词用法相同)闯关练习：1.Ioftenseetheboys________(play)football.2.Iheardher_________(cry)at8:00lastnight.3.Henoticedme________(look)athimwhenIwalkedpasttheshop.4.Listen!Canyouhearsomeone_______(play)thepianoloudly?5.WhenIpassedtheclassroom,Isawher______(do)herhomework.6.Onmywaytoschool,IsawaUFO______(fly)inthesky.playcryinglookingplayingdoingflyingKeypoints拓展：govi.不见了，消失了=disappeared

vi.变得（gobad变质)翻译句子：1.我的笔不见了。

Mypenhas__________________.2.花草都消失了！

Theflowersandgrass_______________!3.这鱼变质了！

Thefish_________________!Thefishsmellsterribel.Ithas_______bad.A.turnedB.wentC.becomeD.gonegone/disappearedhavegoneDhasgonebadExercisesI.用所给词汇的适当形式或根据汉语提示填空。1.Listen!Canyouhearsomeone__________(play)thepianoloudly?2.WhenIpassedtheclassroom,Isawher_________(do)herhomework.3.________(cut)downthetreesmustbepunishedinthistown.4.Theold__________(village)haveneverbeentothecity.Theyhavelivedinthevillagealltheirlife.5.Whathas__________(happen)here?6.Thefactoryhas__________(污染)thelake.7.Thefirehas____________(摧毁)hishouse.playingdoingCuttingwillagershappenedpolluteddestroyedII.按要求完成句子。1.Everythinghaschangedinmyhometown.（改为否定句）

______________changedinmyhometown.2.WewillgototheWestHillnextweek.（对画线部分提问）

____________yougonextweek?3.Thewaterwascleanmanyyearsago.（改为同义句）Thewater_____________becleanmanyyearsago.4.你发生了什么事情？（完成译句）

_______has__________toyou?5.农民们已经把这些数砍伐了。（完成译句）

Thefarmershave______thetrees______.ExercisesNothinghasWherewillusedtoWhathappenedcutdown九上Unit2SavingtheEarthTopic1

Pollutionhascausedtoomanyproblems.SectionBReviewFillinthephrasesaccordingtothepictures._______thewine_______theglass_____beesandbutterflies__________havea____________________treespourintopicnicseedancingcutdownThefactoryproducedgasbefore.Thebadairmadethegrandma’schesthurt.Shehada

pain

inherthroatbefore.Itwasdifficultforhertobreathe./prə'dju:s/

v.生产，制造/tʃest/

n.胸部，胸膛/peɪn/

n.疼，痛，痛苦/bri:ð/

v.呼吸haveapainin...

......疼痛wordsrevisionTheenvironmentwasawful.Shewasalwaysinabadmoodbecauseshecouldn’tbeartheenvironment.Itwasalsoharmful

toanimals.

Luckily,thegovernmenthassolvetheproblem./'ɔ:fl/

adj.很坏的，极讨厌的/beə/

v.承受，忍受/'hɑ:mfl/

adj.有害的beharmfulto有害的，导致损害的solvetheproblem

解决问题inabadmood心情不好Kangkangwrotetotheeditorofthenewspapertoshowthanks.Youcantakeadeep

breathneartherivernow./'edɪtə/

n.主编，编辑/breθ/

n.一次吸入的空气Thesoilenvironmentisalsogettingbetterandbetter./sɔɪl/

n.土壤；土地writetosb.给某人写信takeadeepbreath深呼吸Look,listenandsay.提示：点击文本框可听录音。1a(Mrs.ZhoumeetsKangkangonthestreet.Shelooksgood.)Goodmorning,Mrs.Zhou.Howhaveyoubeen?Oh,Kangkang.I’mOK.Ihavecoughedless.YouknowIhadapaininmythroatbefore.Itwasdifficultformetobreathe.Haveyouseenadoctor?Yes.ThedoctorsaysI’mbetter.提示：点击文本框可听录音。Whatcausedyourcough??Thechemicalfactoryproducedterriblegasbefore,andthebadairmademychesthurt.Whatwasworse,thefactorymadetoomuchnoiseandIcouldn’tsleepwellatnight.Howterribleforyou!提示：点击文本框可听录音。Yes,itwasreallyawful.IwasalwaysinabadmoodbecauseIcouldn’tbeartheenvironmenthere.Luckily,thegovernmenthassolvedtheproblem.Bytheway,haveyounoticedtherearemorefishintheriver?Yes,Ihave.Theriveriscleanerandclearer.Theenvironmenthasbecomegood.IthinkIshouldwritertothenewspapertoshowmythanks.1.疼痛____________________2.更糟的是_________________________3.心情不好_____________________4.解决问题_____________________5.给某人写信_________________6.睡好觉______________________________7.努力做某事

____________________________8.乱扔________________________9.有害的_______________________________________Findthephrases.what’sworse/evenworseinabadmoodsolvetheproblemwritetosb.sleepwell=haveagoodsleepmakegreateffortstodosth.throwabout/aroundbeharmfulto=doharmto=bebadforhaveapainin...2Choosethecorrectwordstocompletethepassage.Deareditor,I’mwritingtoshowmythanksforthebetterenvironmentnearmyhouse.Thefactorycauses_________(toomany/toomuch)problemsbefore.Itproducedterriblegas,anditwashardforusto__________(breathe/breath).Whatwasworse,thefactorymadealotofnoise.Wecouldn’tsleepwellatnight.Italsopollutedtherivernearby.Nowtherearen’tany_______(die/dead)fishintheriver.Itiscleanerandclearer.Ithinkourgovernmenthasmadegreateffortstosolvetheproblems.Thandsagainforgivingusabetterlivingplace.Yours,Kangkangtoomanybreathedead3aLookatthepicturesandreadthewordsandphrases,payingattentiontothesoundsandstress.(Let’smatch.)`lightpo`llution`noisepo`llution`airpo`llution`waterpo`llution`soilpo`llution`litterKeypoints1.It’sdifficultformetobreathe.我呼吸很困难。breathe

v.

呼吸

e.g.Hecouldhardlybreathebecauseofthelungcancer.breath

n.

呼吸

e.g.Shetookalongslowbreathtocalmdown.It’s+adj.+forsb.todosth.e.g.It’simportantforustolearnEnglishwell.It’seasyforhimtosolvethisproblem.breatheinbreatheoutholdone’sbreathbeoutofbreathtakeadeepbreathcausebreathingproblems吸入呼出屏住呼吸上气不接下气深呼吸引起呼吸问题KeypointsKeypoints2.

produce

与

make

produce

v.

生产、制造

（侧重工业、农业产品）

_________n.

产品

___________n.

生产、制造

make

制作（没有限制，生产/制作任何产品）

makesb./sth.+

adj.(eg.makemehappy)

练习：Tohelpothers________mehappy.

makesb./sth.+n.(eg.Wemakehimthemonitor.)

makesb./sth.+dosth.(eg.makehimdothehousework)

练习：Redmakespeople________lucky.A.feelingB./C.tofeelD.feltproductproductionmakesB3.inabadmood心情差

inagoodmood心情好

翻译句子：

我今天心情不好。Iam_________________________today.他今天心情好。He________________________today.bear--bore--born

v.

出生

bear

n.

熊eg.Hewasbornin2005.

bear

v.忍受=

stand

（忍受）bear+todosth./doingsth.eg.Ican’tbear_________(see)youlikethis.Hecan’tbear_________(have)nothingtodo.inabadmoodtoseeisinagoodmoodhavingKeypointsKeypoints拓展：anyway

adv.

无论如何，不管怎样4.hope与

wish的区别

hope+todosth.(注：hope

+sb.

todosth.是错误搭配)+that从句

wish+

todosth.

+sb.todosth.+that

从句练习1：判断对错。

(1)Ihopetopasstheexam.(2)Ihope(that)Icanpasstheexam.(3)Ihopehimtopasstheexam.(4)Iwishyoutopasstheexam.练习2：Ihope_______intheexam.

A.youtosucceedB.youcansucceedC.tosuccess√√×√BKeypoints5.Lightpollutionisharmfultobirds.harmv.&n.

危害，伤害，损害harmfuladj.有害的e.g.Itisharmfultoanimals.=It_______________animals.=It_________________animals.=It_______animals.beharmfulto=doharmto

对……有害=bebadfor=harmdoesharmtoisbadforharmsKeypoints闯关练习1.Smoking_______________ourhealth.2.Smoking________________ourhealth.=Smoking_______ourhealth.=Smoking_______________ourhealth.doesharmtodoesharmtoharmsisharmfultoisbadforisbadforExercisesI.用所给词汇的适当形式或根据汉语提示填空。1.Pleaseopenthewindowsothatwecan_________(breath)freshair.2.Soil__________(pollute)causesunhealthyfood.3.Therearealotofpeople_________(pour)wateroneachothertocelebratetheSongkranFestival.4.Hesleeps________(good)atnight.5.Don’tmaketoomuch________(noisy).Keepquiet!6.Smokingis__________(有害的)toourhealth.7.Thefactory__________(生产)fiftythousandcarseveryyear.breathepollutionpouringwellnoiseharmfulproducesII.按要求完成句子。1.Soilpollutioncausedunhealthyfood.（改为一般疑问句）

______soilpollution______unhealthyfood?2.Hehasbeenlikethissincelastweek.（对画线部分提问）

Howlong______he______likethis?3.Mychesthurtsbecauseofthebadair.（改为同义句）Thebadair_______mychest______.4.Lightpollutiondoesharmtobirds.（改为否定句）

Lightpollution___________________tobirds.5.我正走在泥泞路上。更糟糕的是，天又下起了雨。（完成译句）

Iwaswalkinginthemud.__________________,itbegantorainagain.ExercisesDidcausehasbeenmakeshurtdoesn’tdoharmWhatwasworse九上Unit2SavingtheEarthTopic1

Pollutionhascausedtoomanyproblems.SectionCReviewSpeakoutthenamesofthepollution.airpollutionlightpollutionlitterwaterpollutionsoilpollutionnoisepollutionSoundsareeverywherearoundus.Ifsoundsgettooloudor

lasts(v.持续)

toolong,theybecomenoisepollution.Let’swritedownthethingsthatcanmakenoises.noisesmadebyloudmusictruckfastwindmachineearthquakeairportalarmclockcatpiano提示：点击图片出答案。Noiseisa

sort/kindofpollution.Thereare

allsorts/kindsof

noises.Theymakeusuncomfortableandunpleasant./sɔ:t/

n.种类；品种v.整理；把.....分类asort/kindof一种allsorts/kindsof各种各类的/ʌn'kʌmftəbl/adj.令人不舒服的/ʌn'plezənt/adj.令人不愉快的wordsrevisionNoisesthatreachalevelof85db(n.分贝)

cancausehearingloss.(定语从句)Workerswhoprintnewspapersandbookscangodeaf/losetheirhearing.(定语从句)

/'hɪərɪŋ/

n.听力，听觉/lɒs/

n.丧失；损失；丢失/prɪnt/

v.印刷/def/

adj.聋的godeaf变聋=loseone’shearing失聪=havehearingloss丧失听力Recently,noiseinthecommunity(n.小区/社区)notonlydisturbsothersbutalsodoesharmtopeople’shearing./'ri:sntli/adv.不久前；最近/dɪ'stɜ:b/v.打扰；扰乱doharmto伤害，损害ontosentenceThereareallsortsofenvironmentalproblemsincludingnoisepollution.environment环境nature自然culture文化person人nation国家

environmental环境的natural自然的cultural文化的personal个人的national国家的

adj.n./ɪn,vaɪrən'mentl/adj.环境的/ɪn'klu:dɪŋ/prep.包括......在内/'ɒntə/prep.向，朝/'sentəns/n.句子；判决Hasnoisepollutioncausedyouanyproblems?Ifyes,shareyourfeelingswithyourclassmates.2Completethefollowingpassagewiththecorrectformofeachword.Noiseisakindof_________(pollute).Carsandmachinesproducetoomuchnoise.Itmakespeoplefeel_____________(comfortable)and____________(pleasant).Italsodoesgreat______(harm)topeople’s_________(hear).Noiseisvery_________(harm)tohuman’s________(healthy).pollutionuncomfortableunpleasantharmhearingharmfulhealthWatchandfollow1.变聋_____________2.丧失听力；失聪______________________3.许多____________________4.据报道.......

______________________5.与.......一样（差）__________________6.伤害，损害_______________7.导致某人做某事

_____________________8.各种各样的_____________________Findthephrases.loseone’shearingquiteafew=manyIt’sreportedthat...nobetterthandoharmtocausesb.todosth.allsorts/kindsofgodeafKeypointsa.Notallpeopleknownoiseisalsoakindofpollution._____________know(s)noiseisakindofpollution________.b.ManyteenagersinAmericacanhearnobetterthan

65-year-oldpeopledo.InAmerica,manyteenagers’hearingis_____________65-year-oldpeople’s.Changethefollowingsentencesintotheonesthathavethesamemeanings.Noteveryone/somepeopleaswellasweakas

Why?notall表示部分否定，意为“不是所有的......”Becausetheyalwayslistentoloudpopmusic.KeypointsPeoplewhoworkandliveinnoisyconditionsoftengodeaf.在嘈杂的环境中工作和生活的人容易变聋。定语从句e.g.Beethovenwasdeaf.godeaf变聋e.g.He__________becauseofthetrafficaccident.wentdeafdeafadj.

聋的go作系动词意为“变”

muteadj.“哑的”

blindadj.

“瞎的”Keypoints…manyoftheworkerswhoprintnewspapersandbooks

losetheirhearing.很多印刷报纸和书籍的工人丧失听力。定语从句e.g.Look!Themanisprintingsomething.loseone’shearing丧失听力aprinterhearingn.听力，听觉printv.印刷Keypoints1.Peoplewhoworkandliveinnoisyconditionsoftengodeaf.

=People(workingandlivinginnoisyconditions)oftengodeaf.练习：同义句转换。主语

定语从句

谓语主语doing作后置定语

谓语Quiteafewpeople(livingnearairports)alsohavehearingloss.=Manyoftheworkersprintingnewspapersandbookslosetheirhearing.Manyoftheworkers(whoprintnewspapersandbooks)losetheirhearing.=Quiteafewpeoplewholivenearairportsalsohavehearingloss.Keypoints2.quitea

few=many+c.n.

许多quitealittle=much+u.n.

许多

godeaf=loseone’shearing=havehearingloss

丧失听力

v.

n.练习：

Peoplewhoworkandliveinnoisyconditionsoften_______________（变聋）easily.Quiteafew

peoplelivingnearairportshavehearing________(lose)losetheirhearinggodeafhavehearinglosslossKeypoints3.However,notallpeopleknownoiseisalsoakindofpollutionandisharmfultohumans’health.

notall表示部分否定，意为“不是所有的......”eg.Notallofthepeopleareinterestedinsports.

=Allthepeoplearen’tinterestedinsports.

NoteveryonelikesEnglish.

=Everyonedoesn’tlikeEnglish.not与both,all,always,everyone,everybody,everything等连用是，表示不完全否定。如果要变成完全否定，要用与之相对应的完全否定词。all——none,both——neither,every——no,everybody——nobody,everyone——noone,everything——nothing,always——neverKeypoints

改为否定句：1.Notallthestudentsstudyhard.=Allthestudentsdon’tstudyhard.

否定句：_________ofthestudentsstudy/studieshard.闯关练习：改为否定句1.AllofthemcomefromAmerica._______ofthem________________fromAmerica.2.Everybody/Everyonelikesit.____________________it.3.Heisalwayslate.He_____________late.4.Everythingisallright.________________allright.NobodylikesNonecome/comesNoneisneverNothingisKeypoints4.Recently,itwasreportedthatmanyteenagersinAmericacanhearnobetterthan65-year-oldpeopledo,becausetheseyoungpeoplealwayslistentoloudpopmusic.

(1)Itisreported+that从句

“据报道......”

Itissaid+that从句

“据说......”(2)not

betterthan

“不如......好”

no

betterthan“和......一样差”

=asbadas/asbadlyas翻译句子：eg.Mikedoesn’tdrawbetterthanLily.=LilydrawsbetterthanMike.Jane’sEnglishisnobetterthanLucy’s.=Jane’sEnglishisasbadasLucy’s.Keypoints闯关练习：nobetterthan

“和......一样差”=asbadas/asbadlyas改为同义句。1.Thegirlsingsnobetterthantheboy.Thegirlsings____________________theboy.2.Hiscarisnobetterthanhers.Hiscaris____________________hers.“He’snobetterathislessonsthanyou”means__________A.Hestudiesbetterthanyou.B.Youstudybetterthanhe.C.Neitherhenoryoustudywell.D.Eitheryouorhestudieswell.asbadlyasasbadasCKeypoints5.Nowadays,manycountriesaretryingtosolve

allsortsof

environmentalproblems,includingnoisepollution.

including

prep.

“包括......在内”

include

v.包括、包含Fivestudentswerelateforclass,_________Mike.Theprice_________boththehouseandthefurniture.闯关练习：Therearemanykindsofpollutionaroudus,__________(include)airpollution,soilpollution,noisepollutionandlightpollution.includingincludesincludingExercisesI.用所给词汇的适当形式或根据汉语提示填空。1.Therearemanykindsofpollutionaroundus,__________(include)airpollution,soilpollution,noisepollutionandlightpollution.2.Greatchangeshavetakenplaceinmyhometown__________(recent).3.Nowadays,manycountriesaretryingtosolveall_______(sort)ofenvironmentalproblems.4.Thegovernmenthastriedmany________(way)tosolvetheproblem.5.Quiteafewpeoplelivingnearairportshavehearing_______(lose).6.Pleasedon’t__________(打扰)mewhenI’mworking.7.Myhometownhaschangedgreatlyin_________(最近的)years.includingrecentlysortswayslossdisturbrecentII.按要求完成句子。1.Thereweremanyflowersintheparkinthepast.（改为同义句）

Theparkhadquite____________flowersinthepast.2.Tom’sEnglishisnotbetterthanTina’s.（改为同义句）

Tom’sEnglishis____________Tina’s.3.Readinginpoorlightisharmfultooureyes.（改为同义句）Readinginpoorlight_______________tooureyes.4.不是所有的学生都喜欢打电脑游戏。（完成译句）

______________thestudentslikeplayingcomputergames.5.据报道，乘坐此次航班的人数为227。（完成译句）

It_______________thatthenumberofthepeoplewhotooktheflightis227.ExercisesafewworsethandoesharmNotallwasreported九上Unit2SavingtheEarthTopic1

Pollutionhascausedtoomanyproblems.SectionDReviewFillintheblanks.Jane_______(go)theretwoyearsago.It______(be)a_________(mess).wentwasmessSimplepast强调过去Everything_____________(change).It______________(become)abeautifulplace.haschangedhasbecomeMrs.Zhou____________(see)adoctor.Thegovernment_______________(solve)theproblem.hasseenhassolvedPresentperfect强调现在ReadthroughSectionsA-Candfillintheblankswiththecorrectwords.GrammarI_____(go)theretwoyearsago.It______(be)difficultformetobreathe.What____________(cause)yourcough?Howhaveyou______(be)?Luckily,thegovernmenthas________(solve)theproblem.beenwascausedsolvedwentSimplePast＆Pr