2024年广东省中考英语+现在完成时&一般过去时时态语法课件.pptx

单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,0,学霸君,1,对,1,英语课,语法专题,-,现在完成时态,什么是时态？,What are you doing now?,时态,所有时态的变化都是通过,动词,的变化来体现的！,present(now),future,past,现在完成时,(,present perfect tense,),do my homework,现在完成时态,现在完成时表示,:,1.,过去发生的某一动作对现在造成的,影响,或结果；,2.,也可以指过去开始的动作或状态延续到现在或者有可能,持续,下去现在完成时的构成,have(has,）,+,过去分词,助动词,为什么要用现在完成时,?,已完成,表示过去发生的或,已完成的动作对现在造成的影响,或结果（动作是过去发生的，,结果是现在存在的未完成,表示过去已经开始，,而且延续到现在的,动作或状态I,have,had,my supper.,谢谢你，我已吃过晚饭了现在用不着吃）,I,have,lived,here for about,five years.,我在这里已经住了大约五年了,since+,（过去的）月份,/,年份,since+,一段时间,+ago,since+,一般过去时从句,for,+,一段时间,如何辨别呢,?,Time,for,and,since,副词,ever,never,already,yet,just,before,so far,recently,结构,have has+,动词过去分词,用,for,和,since,填空,（一）,1)_ two years _ two years ago,2)_ last month 3)_ yesterday,4)_ an hour ago 5)_ she left here,6)_ 4 oclock 8)_ 1999,9)_ 4 hours 10)_ lunch time,（二）,1.He has lived in Nanjing _ the year before last.,2.Ive known him _ we were children.,3.Our teacher has studied Japanese _ three years.,4.She has been away from the city _ about ten years.,5.Its about ten years _ she left the city.,for,since,since,since,since,since,since,since,for,since,since,since,for,for,since,考点,1,现在完成时的句式变化。

变否定句：在,have/has,not,，,变疑问句：把,have/has,提到主语前主语,+,have/has,+not+,动词过去,分词,.,Have/Has,+,主语,+,动词过去分词,have not=havent,has not=hasnt,I havent done my homework.,We,have visited the museum.(,改为一般疑问句,),They,have seen the film.(,改为否定句,),3)He,has returned,the book,.(,改为否定句,),4)Jenny,has,had,her,lunch for three days.,(,改为一般疑问句并做否定回答,),Have a try!,表示过去发生的动作对现在造成的影响或产生的后果考点,2,考向,常与,already,，,yet,，,never,，,just,，,ever,等连用eg,：I have,already,lost the key.,(我现在没有钥匙),I havent read that book,yet,.,(不了解书的内容),表示动作从过去某时开始一直持续到现在，并有可能持续下去。

考点,3,考向,【,点拨,】,句意为：自从他大学毕业，这个年轻人就独自居住由,since,引导的时间状语从句可知主句用现在完成时典例,The young man _(live)alone,since,he graduated from college.,常与“,for,时间段”或“,since,表过去的时间点或一般过去时的句子”连用have been to,，,have gone to,和,have been in,考点,4,考向,have been to,“去过某地”，暗含现在不在那儿have gone to,“已经去了某地”，暗含现在不在这儿have been in,“一直呆在某地”eg,：,Have you been to Beijing?,你去过北京吗？,He isnt here right now.He has gone to London.,他现在没在这里他去伦敦了How long have you been in China?,你在中国呆了多久？,【,点拨,】has gone to“,已经去了某地”，,has been to“,去过某地”根据答句“她将在两天后回来可知,Mrs.Smith,是去了澳大利亚，故选,B,。

典例,Have you seen Mrs.Smith recently?,No.She _ Australia on business.,Shell come back in two days.,A,has come to,B,has gone to,C,has gone in D,has been to,课程总结,现在完成时态,回顾一下本节课的重点内容1.,结构,2.,含义,3.,时间状语,4.,三个短语,过去时：时间点只在过去,(知道何时发生，时间点具体清晰),现在完成时：时间点从过去到现在,(不知道什么时候发生，时间点模糊),现在完成时和一般过去时的区别,过去式：,TVXQ released their first single HUG in 2002.,东方神起在,2002,年发表了他们的第一张单曲,(他们现在可能已经发表了第三，第四张单曲了，纯粹是想表达他们在,2002,年发表第一张单曲，跟现在没有任何关系),现在完成式：,TVXQ have released their first single HUG,东方神起已经发表了他们的第一张单曲,(他们发表了第一张单曲，他们现在在为单曲宣传，开签唱会，上电台，上节目，还在为这张单曲尽心尽力）,一般过去时与具体的表示过去时间状语如：,一般过去时与yesterday,连用，强调动作在过去发生,与现在无关；,现在完成时与自已的,特征词,连用,强调过去发生的动作对现在的影响或过去开始发生一直持续到现在的动作.,例：,He saw the film last night.,(过去时,表示他昨晚看过那部电影了,现在不知还要不要再看一次),He has(ever)seen the film before.,(,现在完成时,表时他已看过那部电影,现在不想再看了,),I saw this film yesterday.,(强调看的动作发生过了）,I have seen this film.,(强调对现在的影响，电影的内容已经知道了）,Why did you get up so early?,(强调起床的动作已发生过了）,Who hasnt handed in his paper?,(强调有卷子，可能为不公平竞争）,She has returned from Paris.,她已从巴黎回来了。

She returned yesterday.,她是昨天回来了He has been in the League for three years.,(在团内的状态可延续）,He has been a League member for three years,(是团员的状态可持续）,He joined the League three years ago.,(三年前入团，,joined,为短暂行为。