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1、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,初中英语课件,时态专项,欢迎光临指导,Steps:,Ask,ss,to do some exercises,Revise,sth,about English tenses,Some explanation about the difficulties,More exercise to be given if possible,以动词write 为例写出下列句子,她每周写一封英文信。,她上星期写了一封英文信。,看！她在那边写一封英文信。,下星期天她要（打算）写一封英文信。,昨天下午,3,点到,5,点她在写一封
2、英文信。,她说（,said),她要写一封英文信给妮卡。,她已经给妮卡写了一封英文信。,她已经给妮卡写英文信了吗？,8.,到上学期末她已写了,10,封英文信。,想一想,用什么时态？,用什么样的动词形式？,想,想,想,一,一、我们共,学了几种时态？,他们是那些时态？,二、动词的形式与,动词的时态有什么关系？,三、学英语，特别是英语,写作练习时，你有意识地,注意到动词的时态吗？,动词的形式,一、,时态,二、,非谓语结构：,1、不定式（短语）,2、现在分词（短语）,3、动名词（短语）,4、过去分词（短语）,三、,某写动词的特殊句型,一、一般现在时,1、be式动词：,Is am are,2、实义动词：,
3、难点：当主语为第三人称单数,时，V+S（注意动词+s的方法）,疑问找助动词：do,does,否定找助动词：dont ,doesnt,一般现在时,二、一般过去时,1、be 式动词：,was were,2、实义动词：,使用动词的过去式,（分为规则与不规则）,疑问否定：did,didt,一般过去时,三、现在进行时,Is/am/are+doing,（注意现在分词的构成）,1、直接+ing,2、去掉e,+ing,3、双写+ing,现在进行时,四、过去进行时,was/were+doing,注意过去进行时与一般过去时的,区别：,1、意义上：过去进行时指过去某,点或某段时间正在进行的动作；而,一般过去时指在过
4、去的时间里所,发生事实。,2、动词使用的形式不同,过去进行时,五、现在完成时,1、have/has+done,（动作发生在过去对现在造成的,结果或影响）,2、常见的时间状语或句型,already,just,ever,never,yet,现在完成时+since+,过去的时间,现在完成时+since+一般过去时句子,现在完成时+during(in)+the last,现在完成时+for+多长时间,现在完成时,3、难点：,现在完成时中，终止（一次）性,动作的动词不用于For+多长时间,（或how long)的句型中。如：go,come,begin,start,leave,open,close,sel
5、l,buy,take,bring,die等。,have/has+gone to 与have/has been to,现在完成时与一般过去时的区别：,现在完成时指动作发生在过去对现在造成,的结果或影响，与现在有关，不与表示,过去的时间状语连用；而一般过去时纯粹,描述在过去的时间里所发生的事情，,与现在无关，只能与表示过去的时间,状语连用。如：,I wrote an English letter last night.,I have written an English.,We learnt 300 English words last term.,We have learnt 400 Engli
6、sh words,since last term.,Great changes have taken place in our,hometown during the last 10 years.,六、过去完成时：过去的过去,在过去某时间（或动作）看来已经,完成了的动作 ：had+done,常见的句型：,过去完成时+by the time,过去完成时+by the end of+过去的时间,过去完成时+when+一般过去时的句子,过去完成时+before+一般过去时的句子,After+过去完成时，+一般过去时的句子,一般过去时（主句）+过去完成时（宾语从句）,七、一般将来时：在现在看来将要,发
7、生的动作。,1、will+do,2、be+going to do,常用的时间状语：,tomorrow,next,in(以后多长时间）,3、go,come,leave,have的进行时态可以,表示一个将来的动作,考点：主句为一般将来时，从句（条件）,用一般现在时。,We will not go out if it snows tomorrow.,I will give the letter to her as soon as she comes back tomorrow.,一般将来时,八、过去将来时：在过去某时间,（或某动作）看来将要发生的动作。,1、would+do,2、was/were+g
8、oing to do,过去将来时常用于宾语从句中,I heart that they would help us.,He said that he was going to play football.,I didnt know if they would come.,We didnt know what they were going to,do next Sunday.,过去将来时,想 一 想,请写出下列时态的被动语态,1、一般现在时：,is/am/are+done,2、一般过去时：,was/were+done,3、现在进行时：,is/am/are +being done,4、现在完成时：
9、,have/has+been done,5、一般将来时的被动语态,will+be done,is/are going to be done,6、含有情态动词的被动语态,can/could,may/might,shall/should,must/had to,+be done,5、一般将来时：,请问“你把教室的门口关上了么”,怎么翻译,6、含有情态动词的被动语态,情态动词+be +done,情态动词：,can,could,may,might,shall,should,must,(had to),写一个,句子，好吗?,说出下列句子中动词的形式,He,spends 20 minutes in Eng
10、lish every day.,Our English teacher went to the Great Wall last month.,3.Look!They are playing basketball over there.,4.What were you doing last night?I was doing my lessons.,5.What have you done with the meat?I have just eaten it.,6.He had learnt some English before he went to our school.,7.We will
11、 go to have a picnic if it does not rain next Sunday.,8.I really didnt know what I would do next.,9.To help people is helping people.,10.Getting up early is good for your health.,11.I often hear her sing the song,12.We watched them playing football yesterday afternoon.,13.Did the little bird made of wood sing every full hour?,14.The students went out of the classroom,talking and smiling.,热身,
初中英语动词八大时态讲解通用课件
