89-90新概念英语第一册ppt课件NCE_Lesson89-90

L89-90ForSale,Self-introducton,Hello,itsthefirstclasswehave,soIwanttomakeabriefintroductionaboutmyself.,Couldyouintroduceyourself?,Chinesename:YangShaoyuEnglishname:SoraineBirthday:January20th,1993School:ZhejiangGongshangUniversityMajor:EnglishFavorite:Cat,Review,Tomgetsupearlyeverymorning.,Tomisreadingabook.,Tomwillfinishhismiddleschoolnextyear.,IwenttoBeijinglastyear.,Wewerehavinglunchwhenthephonerang.,判断下列句子的时态,1.Sheworksinafactory.2.Iwasdoingmyhomeworkatthistimeyesterday.3.WearegoingtohaveapicnicthisSunday.4.Theyheldasportsmeetinglastweek.5.Areyoudoingyourhomework?,一般现在时过去进行时一般将来时一般过去式现在进行时,believe(v.)相信，认为believe+that从句believeinsb.信任某人e.g.Ibelieveinthatman.,househas房屋horsehrs马,forsale待出售onsale,atadiscount打折,may(modalverb)用于请求许可，可以-MayIhavealookatit?-Yes,please./Youmayhavealookatit.,OFF20%,havealookat看一看，看一眼,come搭配：comeout出现；出版comeabout发生comeacross被理解；给人印象；偶遇Ieupwith想出主意；找到答案comeon出场；发展；加油,Howtosay年份?984:nineeighty-four1900:nineteenhundred1976:nineteen-seventy-six2000:twothousand2013:twothousandandthirteen,sell(v.)卖，出售sell-sold-sold反义词：buy/purchase/consume,retire(v.)退休re前缀，表示“再，又”view看见，视察review再检查，复审start开始restart重新开始,618?1890?2133?,cost(v.)花费cost-cost-costHowmuchdidthisbookcost?Thisbookcost5dollars.,货币单位：英镑pound$美元dollar欧元euro￥人民币yuan,sth.costsb.XXXyuan,worth(prep.)值钱beworthdoingsth.值得做ofnoworth没有价值的Itsworthseeing/hearing/reading.值得一看/一听/一读Itsworth500.,penny(n.)便士，英国货币单位e.g.Hespendseverypennyheearns.Itwortheverypennyofit.它确实值那么多钱。谚语：Apennysavedisapennyearned.,Icantdecideyet.我还不能决定。cant=cannotyet仍然，还,havethelastword最后拍板，最后话语权,Grammar,现在完成时Presentperfect1.说明过去发生或已发生的事对现在的影响或结果，强调现在2.表示过去已经开始并一直持续到现在的动作或状态HehaslearnedEnglish.,now,past,Have/has+done,LearnEnglish,now,1976,Livehere,20years,表示一段时间的状语：since后接时间点，如1993，yesterday,thetimeIgottherefor后接一段时间，表示“长达多久”，如tenyears,twodays,现在完成时的结构,Have/has+done,助动词Have第一人称、第二人称/复数Has第三人称单数,过去分词规则动词不规则动词,现在完成时中谓语动词使用助动词+过去分词,原形过去式过去分词,现在完成时的疑问句式,否定,havent,hasnt,疑问,Haveyou?,Hashe?,Haveyoufinishedyourhomework?-Ihavefinishedmyhomework.肯定回答-Ihaventfinishedmyhomework.否定回答-Yes,Ihave./No,Ihavent.,Grammar,一般过去时Simplepasttense表示过去某个时间里发生的动作或状态；IwenttoShanghailastsummer.不强调延续性，不强调影响,now,past,did,这一时刻做的事,原形过去式过去分词,一般过去时中谓语动词使用过去式,现在完成时与一般过去时的比较,一般过去时表示过去某时发生的动作或单纯叙述过去的事情，强调动作IlearnedEnglishwhenIwasnine.,现在完成时为过去发生的，强调过去的事情对现在的影响IhavelearnedEnglishsinceIwasnine,andnowIcanspeakEnglishskillful.,现在完成时与一般过去时的比较,一般过去时常与具体的表示过去的时间状语连用yesterday,lastweek,in1990,inOctober,现在完成时通常与模糊的时间状语连用for+一段时间,since+具体时间,sofar,ever,yet,just,recently,inthepastfewyears,Thehouseisdirty.We_itforweeks.A.didntcleanB.hadntcleanedC.dontcleanD.haventcleaned2.-Imsorrytokeepyouwaiting.-Oh,notatall.I_hereonlyafewminutes.havebeenB.hadbeenwasD.wi