初一英语一般过去时教案(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,The Simple Past Tense,一般过去时,Dongquan School LiMei,1,Teaching aims,1,、知识与能力目标,:,掌握动词过去式的构成，掌握一般过去时句式的应用，根据情境正确使用一般过去时谈论过去的事件。,2,、情感态度和价值观目标,:,通过情境教学，激发学生的学习情感，激发学生爱祖国主义热情,.,2,.,Task 1,任务一：画一条时间轴线,画一条时间轴线，反映出已学过的一般现在时，现在进行时，一般将来时和一般过去时。,引入,3,.,1.ask-askedpushpushed play-played,dance-dancedlivelived study-studied,crycried carry-carried stop-stopped,2,、,do-didbegin-begangowent give-gave,sing-sangcome-cameput-putcost-cost,cut-cutmakemade spend-spent,buy-boughtlend-lent,观察下列单词的过去式，归纳出规则动词过去式的构成,Task 2,任务二,小组讨论,4,.,动词过去式的构成,规则动词,不规则动词,5,构成规则,例词,过去式,一般在动词原形末尾加 ed,l,ook,l,ooked,p,lay,p,layed,s,tart,s,tarted,结尾是 e 的动词加-d,l,ive,l,ived,h,ope,h,oped,u,se,u,sed,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,s,top,s,topped,p,lan,p,lanned,t,rip,t,ripped,s,tudy,s,tudied,结尾是“辅音字母+y”的动词，先变“y”为“i”再加ed,c,arry,carried,Task 3,任务三,Pair work:,找规律,6,不规则动词的过去式变形,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,过关检测一,写出下列动词的过去式,ask-arrive-play-,dance-like-study-,cry-shop-plan-,do-tell-go-say-,sing-come-hurt-,let-bring lend-,8,.,结论1,：,A.,表示过去某个时间发生的动作或存在的状态。,Task 4,任务四,观察用法,1,：,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?,9,结论,B,：,表示过去经常或反复发生的动作。,观察用法,2,：,My father often went to work by bus,last year.,When I was a child,I often listened to music.,10,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,11,Task 5,任务五：,1.,掌握含有行为动词一般过去时的三种句式。,（一）、学生写出含有行为动词的一般过去时的肯定句、否定句和一般疑问句，并进行肯定和否定回答，比较归纳出一般过去时的三种句式。,1,、肯定句：主语,+,动词的过去时,+.,2,、否定句：主语,+didnt+,动词原形,+,3,、一般疑问句：,Did+,主语,+,动词原形,+?,12,.,2.,掌握动词,tobe,的一般过去时的三种句式,（一）含有,be,动词的一般过去时的肯定句、否定句、疑问句及其肯定、否定回答形式，观察分析并归纳出动词,be,的一般过去时的三种句式。,1,、肯定句：主语,+was/were+,2,、否定句：主语,+wasnot/wasnt+,3,、一般疑问句：,was/were+,主语,+?,13,.,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,过关检测二,D,id,find,any,How long did,stay,W,as,any,14,当堂反馈小结,1,、校对检查，老师释疑。,2,、回顾本节内容，你有什么收获？还有什么疑问？,15,.,Homework,写作。日记一则，字数,50-60,。,记叙一天的活动：,1,早晨起床，吃饭，上学；,2,上午的课程，并就其中一堂课进行描述；,3,午休的活动；,4,下午的课程及作业；,16,.,