Lesson 16,Unit Review,重点短语,be late to do sth.be late for,Childrens Day Mothers Day,be short for turn out,see sb.doing sth.help sb.with sth.,stop doing sth.make sb.do sth.,taketo be good at give a talk,social studies physical education,No noise.some times in two minutes,much better not yet half an hour,Revision,重点句型,1.Whats the time?Its a quarter past three.,2.You dont need to be good at it.,3.Do we need one.,4.Everyoneexcept,5.Im going to music class.,6.Its time for,7.I like best.,8.I will stop writing now.,.按要求进行词形转换。,hope(,adj,.)_ painting(,v,.)_,education(,v,.)_funny(,n,.)_,noise(,adj,.)_(,adv,.)_,interesting(,n,.)_(,adj,.)_,hopeful,paint,educate,fun,interested,interest,noisily,noisy,.将下列短语翻译成英语。,1.上学迟到_,2.擅长_,3.帮助某人做某事_,4.禁止喧哗_,5.关闭（电源）_,6.停止做某事_,7.是的简略形式_,be late for school,be good at,help sb.with sth.,No noise,turn out,stop doing,be short for,.将下列句子翻译成英语。,1.现在几点了？12：15。,2.李明英语学得好。,3.我希望能再次见到你。,4.我们家在加拿大已经住了六年了。,5.是午饭时间了。,Whats the time?Its a quarter past twelve.,Li Ming is good at English.,I hope to see you again.,My family has lived in Canada for six years.,Its time for lunch./Its time to have lunch.,现在完成时的用法,1.表示过去发生或者完成的某一动作对现在造成的影响或结果，可以以already,yet,just,ever,never及动作发生的次数为标志。,Eg:He has already gotten her help.,2.表示过去已经开始一直持续到现在的动作或状态，往往和表示一段时间的状语连用。常与for,since连用。,Eg:He has lived here for 30 years.,Presentation,现在完成时句型结构,1.肯定句：,主语+have/has+过去分词。,2.否定句：,主语+have/has+not+过去分词。,3.一般疑问句：,Have/Has+主语+过去分词?,4.特殊疑问句:,特殊疑问词+have/has+主语+过去分词?,(1)用延续性动词,延续性动词指那些动作、意义不会一下子结束或完成，而可以延续、发展的动词。,如：live，study，work，wash，sing等等。这类动词能够与“for+一段时间”连用。,如：,He has worked in this factory for a year,他已经在这个工厂工作一年了。,They have lived here for ten years,他们已经在这里住了十年了。,(2)将终止性动词改为延续性动词,所谓终止性动词也称作瞬间性动词，指的是那些表示瞬间的动作而不能延续的动词，这类动词在肯定句子中不能与“for+一段时间”连用，若要连用，须采用下列两种方式：,1)改为延续性动词：,如：“He left school last month”相当于“He has been away for one month”,2)用否定式表示：,终止性动词在否定句中，可以与“for+一段时间”连用。,如：I didnt see him for one day.我一天没见到他了,。,Practice,一、单项选择,1.I have _ the bike for a year.,A.bought B.sold C.buy D.had,2.He _found his book _.,A.didnt;yet B.hasnt;yet,C.doesnt;already D.hasnt;already,3._ the market _ for many years.,No,it _ only one years ago.,A.Has;opened,was open B.Is;opened;was opened,C.Has;been open;opened D.Was;opened;was opened,二、句型转换,1.They have bought a computer.(改为否定句),They _ _ a computer.,2.He has lost his book.(先改为一般疑问句，再作肯定与否定回答。),_ _ lost his book?,Yes,_ _./No,_ _.,hasnt bought,Has he,he has,he hasnt,三，用所给单词的适当形式填空：,1.She _(teach)us for two years.,2.He _(teach)us last year.,3.They _(live)here in 1973.,4.She _(see)the film eight days ago.,5.She _(see)the film.,6.Yesterday Tom _(go)to school by bike.,7.Mr.Li _ (teach)us since September.,has taught,taught,lived,saw,has seen,went,has taught,Homework,Write five sentences with Present Perfect Tense(现在完成时).,Misfortune tests the sincerity of friends.,患难见真情。,