九年级英语unit14知识点讲解及练习

1Unit14.Haveyoupackedyet?课文重难点讲解：1.yet和already区别yet和already都是表示时间状语的副词，都可用于完成时态，意为“已经”区别：yet一般用于否定句和疑问句中，常位于句末。Eg:Haveyoufinishedyourhomeworkyet?你已经完成作业了吗？Already一般位于肯定句中，常与完成时连用。Eg:Ihavealreadyfinishedmyhomework.我已经完成我的家庭作业了。2.I’lldoitinaminute.我马上就做。（1）inaminute“立刻，马上”相当于“rightnow,atonce,inamement”“in+一段时间”表示“在（将来）......以后”。常用语将来时态。I’llgobacktoChinain3years.(2)对“in+一段时间”提问，用“howsoon”(多久以后）Howsoonwillyoufinishedyourhomework?--Inanhour.3.bereadyfor......为......做准备bereadytodosth准备去做某事Eg:Theyarereadyforaholiday.=Theyarereadytospendaholiday.他们准备去度假。4.getbacktosb“答复或回复某人”We‘llfinditoutandgetbacktoyou.我们查明情况后会给你回复。25.because和becauseof。Because后接从句。而becauseof后接名词，代词或动名词。Eg:Hecan’tcomebecauseheisill.=Hecan’tcomebecauseofhisillness.他因病不能来。6.chat“闲谈，聊天”其过去式，过去分词都为chatted,现在分词是chatting.chatwithsb“和某人聊天”chataboutsth“聊某事”IlikechattingwithmyfriendsontheInternet.我喜欢通过网络和朋友聊天。7.besure(not)todosth.意为“一定(不)要做某事。常用语祈使句式。Besuretogivemeyouradvice.一定要给我你的意见。8.besureof/abutsth表示主语“相信”或“对.....有把握”后接名词。代词，动名词。主语必须是人。Eg:Heissureofsuccess.=Heissurethathewillsucceed.他确信会取得成功。9.anumberof和thenumberof.Anumberof“大量...，许多....”相当于many,alotof后接可数名词复数。做主语是谓语动词有复数形式。Thenumberof“....的数量”后接可数名词复数。做主语时谓语动词用单数。Eg:Anumberofstudentsarerunningontheplayground.Thenumberofstudentsisrunningontheplayground.10.分数的表达法：分数是由基数词和复数词构成，基数词作为分子，序数词作为分母。分子大于1时，分母用序数词的复数形式。twothirds三分之二fivesixths六分之五Eg:Twothirdsofthewaterontheearthisseawater.地球上三分之二的水是海水。TwothirdsofthestudentsinmyclassareinterestedinEnglish.我们班三分之二的学生对英语感兴趣。311.havebeento,havegoneto,havebeeninhavebeento“强调某人去过某地，说话时人已经回来了。”IhavebeentoBeijingthreetimes.havegoneto“表示去了某地，强调人已经离开，也可能在去某地的路上。”Where‘syourfather?--Hehasgonetothemarket.他去了超市。havebeenin“表示在某地待了多久，说话时还在此地，可以与表示一段时间的状语连用。IhavebeeninChinasince1990.自从1990年以来，我就在中国。19.bebusydoingsth忙与做某事。Iambusywritingaletter.bebusywithsth忙与某事Sheisbusywithherhousework.她正忙于做家务。20.one’sturntodosth轮到某人做某事。It’syourturntosweeptheclassroom.轮到你打扫教室了。21.thanksto“由于，多亏，幸亏”Thankstomymathteacher,Ipassthefinalexam.多亏了我的数学老师，我通过了期末考试。22.belivein和belive4belivein“相信，坚信”表示相信（信任）某人，相信人格的价值，也可指“信仰，信奉（真理，宗教等。Ibeliveinhisgoodcharacter.我相信他的品格高尚。SomepeoplebeliveinGod.有些人信奉上帝。belive表示相信某人所说的话，与这个人的人品无关。Ibeliveyou.=Ibelivewhatyousaid.我相信你的话。23.lookforwardtodoingsth“表示期盼，期待做某事”词语中to为介词，后面只能接名词，代词或V--ing形式。Ilookforwardtoseeingyouagain.我期待着再次见到你。24.watchsbdosth“看见某人做某事”表示看见动作的发生，进行的全过程。Watchsbdoingsth“看见某人正在做某事”强调动作正在进行。Iwatchhergooutoftheroomjustnow.刚才我看见他从房间里出来了Hestoppedtowatchusworking.他停下来看我们干活。25.thepurposeof....的目的Thepurposeofthismeetingistoelectanewchairman.这次会议的目的是选举一位新主席。26.sofar=untilnow表示“迄今为止，到目前为止。”常与现在完成时连用。Eg:Sofar,hehaswrittenthreebooks.到目前为止，他也讲写了三本书。Sofar,sogood.到目前为止，一切顺利。527.Onemorething.还有一件事。Onemore...意为“再一个..。”数词+more+名词“相当于“another+数词+名词”，表示在原来的基础上再增加一个或几个。Twentymoretreesaregoingtobeplantedtomorrow.=Anothertwentytreesaregoingtobeplantedtomorrow.课后作业：一．单选题1.Besure____thelastbus.A.tonotmissB.nottomissingC.nottomissD.tonotmissing2.____thegovernment’seffort,ourlifeisbecomingbetterandbetter.A.InsteadofB.InmemoryofC.AccordingtoD.Thanksto3.Haveyoudoneyourhomework_____?---Yes,Ihave____doneit.A.already;alreadyByet;yetC.already;yetD.yet;already4.Thisfactory____fortwentyyears.A.hasopenedB.hasopenC.hasbeenopenD.hasbeenopened5.Whydoyoulikethatband?6--Becausetheyplay____theirownsongs.A,hardlyB.mostlyC.stronglyD.possibly6.Hekissedhischildrenandthen____goodbye____themwhenhelefthome.A.said;toB.say;toC.said;withD.spoke;to7.____studentsismorethantwothousandintheschool.A.ThenumberofB.AdealofC.AnumberofD.Plentyof8.Hetakesexerciseeverymorningbecausehe___gettingplentyofexercise.A.believesB.believesinC.thinksD.thinksin9.Howlonghaveyou___here?--Fortwoyears.A.comeB.beenC.cometoD.beento10.---____you____toShanghaiyet?--Yes,I___therelastyear.A.Did;go;goB.Have;gone;havebeenC.Have;been;havebeenD.Have;been;went11.Excuseme.Hasthetrainarrived______?--Sorry,sir.I’mafraidyouhavetowaitforanotherhour.A.alreadyB.eitherC.yetD.just12.She’sneverbeentoforeigncountries,_____?A.doesn’tsheB.hassheC.issheD.hasn’tshe13.Inthepastthreeyears,we____aboutthreethousandEnglishwords.7A.learntB.waslearningC.havelearntD.hadlearnt14Thefootballteamfromourschool___alltheothersand____theawardatlast.A.beat;beatB.won;wonC.beat;wonD.won;beat15.Thisisa____CD.Everyoneofushasboughtone.A.hitB.hotC.hittingD.warmly16.Wearelookingforwordto___backtoourhometown.A.comeB,comingC.comesD.came完形填空：Manykidsthinktheyare1.Theythinktheyaren’ttheprettiestorthesmartest.Atthesametime,Theythinktheyaren’ttheugliestorthesilliest,whichwouldatleastmakethemstandout.Everyonefeelsthatwaysometimes,2inmiddleschool.Kids3realizehowspecialtheyare.Itis4growingup.Growingupmeansunderstandingwhatyoucanofftertheworld.Whenyou’reyoung,youdon’tseethat.Butasyougetolder,yourealisethatjustbyyourself,andyoudooffer5tootherpeople.Maybeyouaren’tthebest,butthatdoen’tmakeyou“notamazing.”Doyourselfafavor.Thinkaboutyourfriendscarefully.Writedownalistofthingsthatyoulikeaboutthem.Thinkabout6youmakefriendswiththem.Youwill7knowthatintheend.nomatteriftheyaren’tthesmartestorthep