一般过去时学习(课堂PPT).ppt

,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,*,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,*,The Simple Past Tense,1,I,watch TV,I watched TV,She has eggs and bread,She had eggs and bread,Jay gives a concert,Jay gave a concert,比一比,everyday,last night,every morning,yesterday morning,every month,last month,2,知识结构,一般过去时,构成,用法,常用时间,动词的过去式,1.,表示过去某个时,间发生的动作或,存在的状态。,2.,表示过去经常或,反复发生的动作。,yesterday,last night,in 1990,two days ago,3,动词过去式,的构成,规则动词,不规则动词,构成,读音,用法,4,构成规则,例词,1.,一般在动词原形末尾加,-ed look look,ed,play play,ed,start start,ed,2.,结尾是,e,的动词加,-d live live,d,hope hope,d,use use,d,3.,末尾只有一个辅音字母的重读,闭音节词，先双写这个辅音字,母，再加,-ed,stop stop,p,ed,plan plan,n,ed,trip trip,p,ed,4.,结尾是“辅音字母,+y”,的动词，,先变“,y”,为“,i”,再加,-ed,study stud,ied,carry carr,ied,规则动词过去式的构成,5,清念,/t/,，即,ed,在清辅音后面念,/t/,例：,finished helped,passed cooked,元浊,/d/,即,ed,在元音，浊辅音后面念,/d/,例：,borrowed enjoyed,called moved,/t/d/,之后念,/id/,即,ed,在,/t/d/,音后面念,/id/,例：,wanted shouted,needed counted,注意啦！,清念,/t/,元浊,/d/;,/t/d/,之后念,/id/,6,不规则动词表,Infinitive Past tense,am is was,are were,begin begun,break broke,bring brought,build built,buy bought,can could,Infinitive Past tense,catch caught,come came,do did,draw drew,drink drank,drive drove,eat ate,fall fell,7,用 法,1.,表示过去某个时间发生的动作或存在的状态。,He was here yesterday.,I got up at six thirty yesterday morning.,My father was at work yesterday afternoon.,Did you have a good time last summer?,2.,表示过去经常或反复发生的动作。,My father often went to work by bus last year.,When I was a child,I often listened to music.,8,行为动词一般过去时的否定式,一般过去时的否定式是在动词原形前加助动词,did not(didnt).,主语,+didnt+,动词原形,I,_,them the news.,I _(tell)them the news yesterday.,didnt,tell,told,9,行为动词一般过去时的疑问式,一般过去时的一般疑问式在句首加助动词,did,Did+,主语,+,动词原形,？,They _ (finish)their work at four.,一般疑问句,:,_ they _ their work at four?,Yes,they _.No,they _.,finished,Did,finish,did,didnt,10,行为动词一般过去时的疑问式,一般过去时的特殊疑问式,疑问词,+did+,主语,+,动词原形,？,They,finished their work,at four,.,A,B,对划线部分提问,What,did,they,do,at four?,When,did,they,finish,their work?,11,T,注意,1.,外加助动词,did,后,动词须返回原形。,Did,he,went,to school yesterday?,Did,he,go,to school yesterday?,F,2.,简略回答用助动词,did/didnt,代替行为动词。,Did,he,find,the boy yesterday?,Yes,he,did,.,No,he,did not(didnt).,12,巧记动词过去时态,动词一般过去时，表示过去发生事；,be,用,was,或用,were,have,has,变,had,；,谓语动词过去式，过去时间坐标志；,一般动词加,-ed,，若是特殊得硬记。,否定句很简单，主语之后,didn,t,添；,疑问句也不难，,did,放在主语前；,如果谓语之前有,did,，谓语动词需还原；,动词若是,was,were,否定就把,not,添。,13,PRACTISE,改写句子：,1,、,Lucy did her homework at home.,（改否定句）,Lucy _ _ her homework at home.,2,、,He found some meat in the fridge.,（变一般疑问句,),_ he _ _ meat in the fridge?,3,、,She stayed there,for a week,.,（对划线部分提问）,_ _ _ she _ there?,4,、,There was some orange in the cup.,（变一般疑问句,),_ there _ orange in the cup?,didnt do,Did find any,How long did stay,Was any,Thats great,14,Saturday,Sunday,morning,went to,the library,morning,did homework,afternoon,played,basketball,evening,practiced English,Bills weekend,On,Saturday morning,he.,15,巧手变句型,1,、,Lucy did her homework at home.,（改否定句）,Lucy _ _ her homework at home.,2,、,His,father worked all day last Monday.,（改一般疑问句）,_his father _ all day last Monday?,3,、,I was very busy last week.,（改否定句和一般疑问句）,I _ very busy last week.,_ you very busy last week?,4,、,There was some orange in the cup.,（变一般疑问句,),_ there _ orange in the cup?,didnt do,Thats great,Did work,wasnt,Were,Was,any,16,start a conversation,with R,ahul,?,改头换面（句式变化）,按要求改写句子。,He found a book in the room.,否定：,_,一般疑问句：,_,特殊疑问句,（对,a book,提问）,_,He didnt find a book in the room.,Did he find a book in the room?,What did he find in the room?,17,Thank you,！,18,