冀教版五年级下册lesson25.ppt
冀教版小学英语Book6Lesson25 Li Ming Goes Home,实验学校 郭秀艳,Lets play a game!,今天我们要完成的目标是：学会动词的过去式，掌握动词的变化规则并加以灵活运用。,你认为什么是“过去式”？,今天的学习方法：自主探究法，小组合作法。,亲爱的同学们，让我们一起来闯关吧！,Do a small survey.做一个小调查。,检查预习：你能自己解决以下问题吗？,一，正确读音和汉语意思 often yesterday 二，你能找到哪些词组？划下来，给大家讲解一下吧！三，你发现了这些单词有了什么变化？walk-look-talk-play-,试着做一下学案第一关吧！,walk,look,talk,play,walked,looked,talked,played,often（经常）,yesterday（昨天）,总结，What can you find?,Can you lead the reading?(你会领读吗？),looked,talked,walked,Can you lead the reading?(你会领读吗？),ride,had,did,played,动词过去式的读音规则:,(1)在清辅音后加ed 读/t/.例如：walk-walked look-looked（2）在浊辅音及元音后加ed 读/d/例如：play-played like-liked（3）在/t/,/d/之后读/id/。例如：want-wanted 让我们做学案第二关吧！,I often walk to school.,I walked to the park yesterday.,I often look at a map.,I looked at a picture yesterday.,I often talk to Miss Zhang.,I talked to my cousin yesterday.,I often play cards.,I played checkers yesterday.,I often walk to school.,I walked to the park yesterday.,I often look at a map.,I looked at a picture yesterday.,Discuss:你发现了什么？（位置有什么不同）,I often talk to Miss Zhang.,I talked to my cousin yesterday.,I often play cards.,I played checkers yesterday.,阶段总结：,你认为“过去时”的特点是什么？,Listen,read and answer,Answer the questions 根据课文回答问题（小组讨论）3分钟,1、Did Li Ming have a good trip?2、What did Li Ming do?3、What gift did Li Ming buy for his father?,第一遍：听录音。第二遍：跟读课文,跟组员一起讨论做学案第三关吧！,让我们来比赛一下，找出短文中的动词过去式，看谁找的又快又全面。,1，missed想念 walked步行 looked 看 talked谈论 wanted 想要 2，liked 喜欢3，shopped购物4，did（do的过去式）had（have的过去式）,聪明的你，能总结出动词过去式的变化规则吗？（小组探究）,动词的过去式,eg:liked loved,1.直接在动词后加-ed,eg:walked looked wanted played,2.以不发音的e结尾的加-d,3.以辅音字母+y结尾的，变y为I加-ed,eg:studied cried tried,4.重读闭音节双写最后一个字母加-ed eg：shopped5.不规则动词的过去式：,eg:do-did have had,Simple past tense(动词的一般过去时),动词的一般过去时:表示过去发生的动作，常和表示过去的时间状语连用。,在变否定句和疑问句时：常借助于助动词did。行为动词的过去式，没有人称和数的变化。,一般过去式的口诀:,一般过去式过去做某事主语加上过去式再加过去时间词,让我们一起读一下吧！,chant,让我们一起来复习一下今天我们学到的动词过去式吧！,接龙游戏一个学生用现在式说出一个句子，让另一个学生给出其相应的现在式或过去式 句子。(例如老师说：Yesterday,I played.学生要说：today,I play.)当这名学生回答正确时，他便可以对下一个同学说出句子。,Today,I,Yesterday,I,今天你学到了什么？,Homework：,新的任务：自己熟读Part 2，找出你所认为的重点，下节课要讲解给同学们听！,课堂练习我能行：,一、写出下列单词的过去式 walk_ look_ talk_ play _ do_ have_ shop_ want_二、用单词的适当形式填空1、-Did you_(have)a nice trip?-Yes,I _(have)a grate trip.2、I _(look)at a picture yesterday.3、We _(shop)yesterday.,walked,looked,talked,played,did,had,shopped,wanted,have,had,looked,shopped,4、What did you _(do)?5、I_(talk)to Miss Li yesterday.6、I wanted to_(buy)a gift for you.7、I _(play)cards today.8、Li Ming is _(arrive)home from Hebei.9、What does his father_(want)to know?,do,talked,buy,played,arriving,want,小试牛刀：,
