搜索
Unit1Howcanwebecomegoodlearners?知识点1Unit1Howcanwebecomegoodlearners?语法一.介词by的用法1.by意为“通过”，其后常接名词或动词-ing形式。用来表示“以、通过、用（某种方法或手段）”而达到某种预期的目的，常用来回答how引导的特殊疑问句。bydoingsth意为“通过做某事”—HowdoestheboyimprovehisspokenEnglish?—Bytalkingwithaforeigner.(1)—HowdoyoulearnEnglishsowell?—chattingwithmyuncleinAmericaonline.A.ByB.WithC.InD.And(2)JacksonstudiedChineseby__________tapes.A.listeningB.tolistenC.listeningtoD.tolisteningto2.by+时间，意为“不迟于，在……之前”Ihavetogotobedbyteno’clock.3.by+地点，意为“在……旁”Jimsatdownbythewindow.4.by+交通工具，意为“乘……”Igotoschoolbybike.5.由by构成的固定短语：bytheway顺便说一下byoneself独自=alone二.现在完成时的用法(一)用法:1.表示过去发生的某一动作或状态对现在造成的影响或结果.常用的标志词有already(“已经”,用于肯定句),yet(“还,已经”，用于否定句和疑问句),ever（“曾经”）,never（“绝不，从不”）,just（“刚刚”）,before（“以前”）,once（“一次”）,twice（“两次”）.Ihavealreadyeatenthedinner.（说明我现在饱了）。Ihavealreadyseenthefilm.(1)Youdon’tneedtodescribeher.I______herseveraltimes.A.meetB.willmeetC.havemet(2)—Hi,guys.Whereareyouheading(向……行进)now?—Home.Weallourmoney,sowehavetowalkhomenow.A.spendB.spentC.havespentD.arespendingUnit1Howcanwebecomegoodlearners?知识点2(3)Haveyoueverseenhim________?A.agoB.twodaysagoC.beforeD.justnow2.表示过去发生的某一动作或状态，一直持续到现在。经常与时间状语for+时间段,since+时间点或一般过去时从句,如：forfiveminutes（5分钟）since1985（自从1985年一直到现在）.sincehewasfiveyearsold（自从他是五岁的时候一直到现在）现在完成时的标志语还有sofar“到目前为止”注意：此时谓语动词要用延续性动词，若是非延续性动词要变成延续性动词。leave-beawayborrow-keepbuy-havebegin-beondie-bedeadjoin-beamemberofgo/come-beinopen-beopenbecome-beIhavewaitedforyouforthreehours.我一直等你等了三个小时。Hehasbeenawayforamonth.他已经离开一个月了。（hasbeenaway不能用hasleft）Herbrotherhasbeenamemberofarmyforthreeyears.（hasbeenamemberofarmy不能用hasjoinedarmy）HanMeihaskeptthebooksincelastweek.（haskept不能用hasborrowed）(1)Imyhometownforalongtime.Ireallymissit.A.leftB.wentawayfromC.haveleftD.havebeenawayfrom(2)—HowdoyoulikeyourEnglishteacher?—Heisgreat.Wealllovehim.Wefriendssincethreeyearsago.A.wereB.havemadeC.havebeenD.havebecome(3)—Anna,youChineseisgood.haveyoubeeninChina?—SinceIwasten.A.HowlongB.HowfarC.HowoftenD.Howsoon(4)Hasthemoviebegun?Yes,it____forfiveminutes.A.hasbegunB.beganC.hasbeenon(二)现在完成时的肯定句,否定句和疑问句的构成1.现在完成时的肯定句的构成是:主语+have/has+动词过去分词+其他.(have用于各种人称,has用于第三人称单数)Hehasalreadypostedtheletter.(他已经寄了那封信)Unit1Howcanwebecomegoodlearners?知识点32.现在完成时的否定句的构成是:主语+have/has+not+动词过去分词+其他.Hehasn’tpostedtheletteryet.他还没有寄那封信（注意：否定句中要把already变成yet）3.现在完成时的一般疑问句的构成是:Have/Has+主语+动词过去分词+其他.肯定回答是Yes，主语+have/has否定回答是No，主语+haven’t/hasn’tHashepostedtheletteryet?Yes,hehas/No,hehasn’t(三)have/hasgoneto与have/hasbeento的区别1.have/hasgoneto意为“已经去……地方了（还没回来，不在说话人所在的地方）”—WhereisLiLei?—Hehasgonetoschool.2.have/hasbeento意为“曾经去过……地方（已回来）—Wherehaveyoubeen?—Ihavebeentothelibrary.(1)Sheisn’tatthecinemanowbecauseshethelibrary.A.hasbeentoB.havebeentoC.hasgonetoD.havegoneto(2)—IthinkthemanovertheremustbeBob.—Itbehim.HehastoAustralia.A.can’t;goneB.can’t;beenC.maynot;beenD.mustn’t;gone(3)—HaveyoueverbeentoCanada?—Yes,Itherelastyearwithmyparents.A.havebeenB.havegoneC.wentD.go(4)—WhereisJhon?—He___thesupermarket.A.hasgonetoB.hasbeentoC.hasgoneSectionA1.askforsth索要某物asksbforsth“向某人索要某物”Heaskedhismotherforsomemoney.(1)Healwaysasksmeadvicewhateverhedoes.A.forB.onC.of(2)Shewrotetoherfriendandinformationaboutcomputerprogramming.A.askedforB.wentforC.caredforD.paidfor2.thewaytodosth=thewayofdoingsth.“做某事的方法”Unit1Howcanwebecomegoodlearners?知识点43.区分watch,see,read和look(1)watch强调看正在运动或变化的事物。多指看电视、录像、比赛、表演等。(2)see用于看电影，Wesawawonderfulfilmyesterday.另外see侧重于结果，指“看见，看到”Canyouseethebirdinthetree?(3)read意为“看”时，指“阅读；朗读”，后面接书、报纸、杂志等。Helikesreadingstorybooks.(4)look强调“看”的过程，后面接宾语，则用lookat.Lookattheblackboard,please.Look!Theboyiswatchingthefootballgame.Hisfatherisseeingafilm,andhismotherisreadinganewspaper.(1)Jimhasmanybooks.Helikesthemverymuch.A.readingB.seeingC.lookingD.watching(2)!YaoMingisinthebasketballgame.Let’sit.A.Look;lookB.Watch;watchC.Look;watchD.Watch;look4.haveconversationswithsb.“和某人交谈”Hehadconversationswithhissonyesterday.5.Whatabout…?=Howabout…?意为“……怎么样”或“……好不好？”接代词宾格或动词-ing。Ithinkthisisagoodidea.Whataboutyou?WhataboutvisitingtheEastLake?—Wedon’thavemuchhomeworkthisweekend.Canwegoouttogether?—OK.Whataboutamovie?A.toseeB.seeingC.seeD.sees6.aloud“大声地，出声地”readaloud朗读loudly“大声地，吵闹地”，强调声音喧闹，不悦耳。Theboysaretalking____intheclassanditmakestheteacherunhappy.A.aloudB.loudlyC.louderD.loud7.在英语中,可以用动词不定式形式表示目的.译为“为了”。Wehavetostudyhardtofindagoodjob.(1)toschoolontime,Ineedtogetupat6:00am.Unit1Howcanwebecomegoodlearners?知识点5A.GetsB.GettingC.TogetD.get(2)Howkindyouare!Youalwaysdowhatyoucanothers.A.helpB.helpingC.helpsD.tohelp8.practicedoingsth.“练习做某事”WeshouldpracticeEnglishasmuchaspossible.A.speakB.speakingC.tospeakD.speakin9.thatway=inthatway用那种方法thisway=inthisway用这种方法FinallyIfoundmyunclethatway.10.It+is+形容词+（for/ofsb）todosth.意为“做某事对于某人来说是……的”在此句型中，it是形式主语，真正的主语是todosth。当形容词是描述人的性格、品质的词如kind,nice,clever,foolish时用ofsb，其他大多都用forsb.Itwasverydifficultformetofinishtheworkontime.It’skindofyoutotellmethat.It’spoliteforstudentshellototeachers.A.tosayB.sayingC.saysD.say11.alittle=abit=alittlebit=kindof意为“一点儿；少许”都可以用来修饰形容词/副词。alittlebitquiet.此外，alittle还可以直接修饰不可数名词，而abit须和of连