M2U1语法---现在完成时与现在完成进行时ppt课件.ppt

Grammar and usageM2U1Present perfect tense&Present perfect continuous tenseRevision:translate the following sentences1.美国警方现已加紧对一名美国警方现已加紧对一名15岁男孩的搜索。岁男孩的搜索。2.自从上周五晚我就没有看到贾斯丁。自从上周五晚我就没有看到贾斯丁。3.该事件引起了公众的极大兴趣，原因是该事件引起了公众的极大兴趣，原因是.This incident has received great interest due to reports of alien visitsPeople in America have stepped up their search for a fifteen-year-old boy.I have not seen Justin since last Friday night.Present perfect tense一、现在完成时现在完成时表示现在完成时表示动作发生在过去动作发生在过去，对对现在产生一定影响现在产生一定影响、造成一定结、造成一定结果。（主要为短暂性动词）果。（主要为短暂性动词）*可以从以下三个方面来理解。可以从以下三个方面来理解。1.过去发生的动作，对过去发生的动作，对现在现在有有影响影响 现在完成时现在现在 time过去过去常同常同already,just,yet等词连用等词连用She has lost her bike.她把自行车丢了。（影她把自行车丢了。（影响是她现在没有自行车骑了）响是她现在没有自行车骑了）She has had a good education.她受到过良她受到过良好的教育。（影响是她文化水平高，有修养）好的教育。（影响是她文化水平高，有修养）2.2.从过去持续到现在的动作（延续性动词或表状从过去持续到现在的动作（延续性动词或表状态的形容词）态的形容词）时间段：since/so far:从过去到现在in the past/few years:从过去到现在的几年注意:in the past过去(一般过去时)现现 在在 time现在完成时现在完成时 常同包括现在在内的时间状语连用，如：常同包括现在在内的时间状语连用，如：today,now,this week,this morning,these days,this afternoon,recently,等；等；I have made lots of friends since I came to China.He hasnt bought snacks in Sizhong Supermarket for a long time.注意：注意：可持续可持续的动作的动作+时间段时间段 （短暂性动词与一段时间连用多用于否定句）（短暂性动词与一段时间连用多用于否定句）-_ David and Vicky _married?-For about three years.A.How long werebeing B.How long havegot C.How long have been D.How long didget现在完成时3.3.从过去某一时间到说话时这段时间中从过去某一时间到说话时这段时间中反复反复发生的动作发生的动作或多次动作的总和，常同或多次动作的总和，常同频度副频度副词词always,often,seldom,never等连用等连用I have been to the Great Wall twice.It has rained every day this week.She has always walked to school.I have never seen such a beautiful bird.对现在完成时的考查对现在完成时的考查1.现在完成时表示现在完成时表示过去的动作过去的动作对对现在的影响现在的影响或表示或表示经经验验。（过去发生的动作与现在没有联系仍用过去时）。（过去发生的动作与现在没有联系仍用过去时）2.现在完成时表示现在完成时表示过去的动作一直延续至今过去的动作一直延续至今，常与，常与for或或since 等短语连用。等短语连用。1993now19989 years5 yearsI_(graduate)in 1993 and in that year I _(begin)to teach English in a middle school.I _(teach)there for five years.Five years later,I _(move)to Nanjing.I_ (teach)senior English in Sunshine High School for nearly 9 years ever since then.graduatedbegantaughtmovedhave taught/have been teaching现在完成时现在完成时Excuse me.I _ I was blocking your way.A.didnt realize B.dont realizeC.havent realize D.wasnt realizing1.Excuse me.I _ I was blocking your way.A.didnt realize B.dont realizeC.havent realized D.wasnt realizing2.I _ in London for many years,but Ive never regretted my final decision to move back to China.A.lived B.have livedC.had lived D.was living现在完成时现在完成时havehas gone to sp.(区别是什么？区别是什么？)havehas been to sp.M:-Where is your father,Jack?S:-He _to the farm.M:-Where have you been?F:-I _to the farm.has gone have been 用现在完成时的典型场合用现在完成时的典型场合:It/This/That is the first（second/third）timethat从句从句 It/This/That is the onlythat从句从句 It/This/That is the 最高级最高级 that从从句句 用现在完成时的典型场合用现在完成时的典型场合:It/This/That is the first time that I have come to Zhejiang.It/This/That is the only party that I have ever really enjoyed in my life.It/This/That is the most interesting book that I have ever read.（注（注:以上句型把以上句型把is改为改为was,则从句时态相应改为则从句时态相应改为过去完成时态）过去完成时态）This is the first time we_ a film in the cinema together as a family.A.see B.had seen C.saw D.have seen 1.汤姆已经结婚汤姆已经结婚10年了年了.Tom has been married for ten years.2.她肯定累了，因为她一天一直在跳舞。她肯定累了，因为她一天一直在跳舞。She must be tired,for she has been dancing all day.这是什么这是什么时态？时态？The CCTV has been broadcasting English programs ever since 1977.1977now 构成构成:have/has been+doing概念概念:表示从过去某一时刻发生的动作，可能表示从过去某一时刻发生的动作，可能刚刚刚刚结束结束，也可以一直，也可以一直延续到现在延续到现在，并且还可能，并且还可能继续下继续下去去。对现在完成进行时的考查对现在完成进行时的考查 用现在完成进行时的典型场合用现在完成进行时的典型场合:常和常和all the morning,all night,all day,all this time,this week,this month等连等连用。用。The boy started having dinner five minutes ago.He is still having dinner now.The boy _ (have)dinner since five minutes ago.has been having1.现在完成进行时现在完成进行时The man started working in the field half an hour ago.He is still working now.The man _(work)in the field for half an hour.has been workingAdventures 1.-Weve spent too much money recently.-well,it isnt surprising.Our friend and relatives _around all the time.A.are coming B.had come C.were coming D.have been comingAdventures 2.I have got a headache.No wonder.You _in front of that computer too long.A.work B.are working C.have been working D.worked3.Cathy is taking notes of the grammatical rules in class at Sunshine School,where she _ English for a year.A.studies B.studied C.is studying D.has been studying4.Now that she is out of a job,Lucy _going back to school,but she hasnt decided yet.A.had consideredB.has been consideringC.consideredD.is going to consider 5.We on this project for four hours.Lets have a rest.A.are working B.have been working C.worked D.had worked现在完成进行时（现在完成进行时（I have been doing）VS.现在完成时（现在完成时（I have done）He has been paintingthe ceiling.She has painted the ceiling.现在完成进行时现在完成进行时与与现在完成时现在完成时的区别如下：的区别如下：1.现在完成时与现在完成进行时现在完成时与现在完成进行时 I have written an article.I have been writing an article.2.有些延续性动词，如有些延续性动词，如live,teach,work,study,learn,stay等因现等因现在完成时与现在完成进行时差别不大。在完成时与现在完成进行时差别不大。I have lived here for ten years.=I have been living here for ten years.Notes：表表短暂动作的动词短暂动作的动词（finish,marry,get up,come,go等）等）一般不能用现在完成进行时一般不能用现在完成进行时。强调：已完成性强调：已完成性强调：持续性，强调：持续性，尚未完成尚未完成1.Up to now,the program _thousands of children who would otherwise have died.A.would save B.savesC.had saved D.has saved2.I got caught in the rain and my suit_.A.has ruined B.had ruined C.has been ruined D.had been ruined 3.-“Hi,Tracy,youlooktired.”-“Iamtired.I_thelivingroomallday.”A.paintedB.hadpaintedC.havebeenpaintingD.havepainted 4.When you are home,give a call to let me know you _ safely.A.are arriving B.have arrived C.had arrived D.will arrive5.Mary _to evening classes since last month,but he still cant say“Whats your name?”in Russian.Ahas been going Bwent Cgoes Dhas goneThank you!