高二英语课件高二英语上册unit7课件8高二英语课件

WordsandexpressionsUnit7Haveyoueverdreamedofyourfuturehometown?Isitmuchbetterormuchworsethantoday?HereiswhatIexpectmyhometowntobeInthenearfuture.It’sagreengardenwithlotsoftrees,flowersandgrassesallroundaswellasnewhousesandtallbuildings.Bornandbroughtuphere,youcanalwayshearbirdssinging,watchbirdsflyingwithoutgoingoutofyourdoorstep.Sometimes,it’shardforyoutotelltheoldtreesfromthebuilding-someofmyneighbourssay,therearehouseswherearetreesandflowers.Thisisjustmyhometown,myparadise.Maybeit’sjustadream,butI’msureitwillcometruesoonerandlater.1_______causeillnessessuchasthecommoncold,fluandmeasles.麻疹2Afterayear,shewas________ofcancer,andshestillworkshappilynow.3Oneoftheboysintheclasshadafeverandhesoon________otherchildren.4Thevirusis________viaphysicalcontact.5Simonisnot________atthemoment.ShouldIaskhimtocallyouback?6Wehavebeenaskedto________ourpresentationto5minutesmaximum.Virusescuredinfectedtransmittedavailablelimit7Hedoesn’toftengetflu,butwhenhedoeshereally_______.8Normally,peopleandanimalsthatare________areweakandunabletoprotectthemselvesfromattack.suffersdefenceless1.breakdownimmunesystem,2.leave…defenceless,3.infectwith,4.livewith,5.livelifetothefullest,6.dieof,7.available,8.deadly,9.alackof,10.onthecontraryAIDSisadiseasethatbreaksdownthebody’simmunesystemandleavesapersondefencelessagainstinfectionsandillnesses.PeoplegetAIDSafterhavingbeeninfectedwithHIV,thevirusthatcausesthedisease.TherearemillionsofpeoplewhodieofAIDSeveryyear.Sofar,thereisnotreatmentavailableforthediseaseandAIDSpatientshavetodealwiththefactthattheymightdieyoung.Unfortunately,adeadlydiseasesuchasAIDSalsofrightensothers.Becauseofalackofknowledgeabouthowitgetstransmitted,peopleoftentreatAIDSpatientsasiftheywerebadordangerous.Xiaohuaisa12-year-oldgirl.ThoughshehasbeenlivingwithAIDSfor12years,sheisnotdiscouragedbythedisease.Onthecontrary,itmakesherrealizehowpreciouslifeisandhowimportantitistolivelifetothefullest.1livewith忍受(不愉快的事)，与…住在一起Youmustlivewiththefactyouareanadult.Nomatterhowbadthesituationmaybe,youmustlivewithit.2.deadly致命的；极有害的；非常的Cancerisadeadlydisease.癌症是一种致命的疾病。Adeadlysilencefilledtheclass.教室里极其安静。3.imaginary想象中的；虚构的Thestoryisnotreal,itisonlyimaginary.•imaginative富于想象力的；爱想象的animaginativechild有想象力的孩子•imaginable可想像的；想像的到的4falseadj错误的，假的，伪造的falsetalesofbravery.不真实的英勇故事falseteeth假牙falsedocuments伪造的文件5.Infect传染；感染（精神）•Infectsomeonewith将……传染给某人•be/becomeinfectedwith感染上，沾染上SomeofthembecameinfectedwithbirdfluanddiedHerspiritinfectedmealot.6viaprep.凭借，通过（某种手段或某人），经过，经由(1)bywayof:经过：IwenttoBeijingviaShanghai.经过上海到北京(2)bymeansof:通过（某种手段或某人），凭借：Isenttheletterviaairmail.通过空邮寄信7preventionn预防，阻止，防碍preventvtpreventsb(from)doingsth=stopsb(from)doingsth=keepsbfromdoingTheypreventedusfromwinning.阻挠我们获胜8.persuade说服，劝服，使某人相信persuadesb劝服，说服某人persuadesbtodosth说服某人做某事persuadesbinto(doing)sth说服某人做某事persuadesboutof(doing)sth说服某人不要做某事persuadesbofsth使某人相信某事persuadesbthat从句使某人相信9.defenseless无防备的•defensen&v防御；防卫•defendv.防卫；保卫•defensive防御用的；防御性的10.unprotected无保护的；无防卫的•v.protect保护；保卫；防御•protectsb/sthfrom/against保护某人或某物使其免受……Youneedwarmclothestoprotectyouagainstthecold•n.protection保护adj.protective保护的11.dieof病（饿、冻）死dieof（死于年老/情感/饥饿/疾病）diefrom（死于其他原因,也可用于死于疾病）diefor（为…而死）bedying垂死bedyingforsth.想某物想得要死bedyingtodosth非常想做某事Intheoldtimes,manypeoplehungerandcold.Thefishinthatriverallpollutedwater.Manypassengertheterribletrafficaccident.diedofdiedfromdiedfrom12.lackn&vt/vi缺乏；短少•作名词时，常用lackof缺乏；缺少•Sheshowedalackofhumour.(可加a)•Icannotbuythebikebecauseofmylackofmoney.vt&vi缺乏，短少，没有常和介词for搭配（用于否定句）Ican’tbuythecarbecauseIlack(vt.)money.Shedoesn't’tlack(vi)formoney.(作不及物动词时常和介词for搭配（用于否定句)belackingin(wisdom,courage,humor)缺乏(某种品质、特点等）不够……Heseemedtobelackingincourage.13properadj合适的，适当的（没有比较级）•Itisn’tpropertotelephonehimatthislatehour.•Apropertoolforthejob适用于做这个工作的工具(常与介词for搭配)14.available可利用的；可达到的；有效的Youwillbeinformedwhenthebookisavailable.15discourage使泄气；使失去信心Don’tletonefailurediscourageyou,tryagain.discouragesbfromdoingsth劝阻某人做某事discouraged感到沮丧的discouraging令人沮丧的encouraged受到鼓舞的encouraging令人鼓舞的16.cheer使高兴；使鼓舞;欢呼；喝彩•cheersbupYourvisithascheeredthesickmanup.Theyallcheeredupatthenews.Everyonewascheeredbythegoodnews.Theboyscheeredtheirfootballteam.•cheern.欢呼声Acheerarosefromthecrowdwhenhecame.17.Sufferfrom遭受（痛苦、疾病、损失等）Everynighthesuffersfromheadache.Theysufferedhugelossesintheearthquake.sufferpain/hunger/punishmentsuffergreatlosses18.recovervt&vi恢复；康复，弥补Sherecoveredherhealth.Ithinkshewillrecoversoon.•recoveredadj.痊愈的•berecoveredfrom(illness)Areyourecoveredfromyourillness?19.contraryadj&n相反的；相对的；反面Hotisthecontraryofcold•onthecontrary正相反，反之Iamnotsick;onthecontrary，Iamquitewell.Ithoughtitwasgoingtoclearup.Onthecontrary,itbegantorain.20forthemoment暂时，目前foramoment一会儿，片刻（与延续性动词连用）atanymoment/time随时atthemoment目前，现在;那时atthatmoment在那时themoment一…就in/afteramoment马上；过了一会儿(in将来/过去时态after过去式)21.（be)freefrom不受……的影响,无……的Hewantstolivealifeentirelyfreefromtrouble.Thechildisfreefromcare.•(be)freeof远离；摆脱Ifyourwagesareverysmall,youwillbefreeofincometax.contrary(adj.)Th