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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,*,Unit 5,Wild animals,Unit 5,I,may,die without them.,They,may,become dishes on the table any time.,3.If we do nothing,soon there,may,be none left!,may 情态动词 表示猜测和可能,I may die without them.ma,肯定句：,may do/be.可能.,may 的结构：,否定句：,may,not,do/be.可能不.,e.g.她可能开车去市中心购物了。,他们可能不是医生。,She _ _ _ the city centre to do some shopping.,They_ _ _doctors.,may,drive,to,may,be,not,肯定句：may do/be.可能.may 的结,辨析！,可能不.may not do/be.,*不可能是.cant be.*,1.Millie went to Shanghai yesterday.The girl over there _ _ her.,cant,be,2.,Peter_ comewithustonight,butheisntverysureyet.A.must B.may C.can D.will,B,辨析！可能不.may not do/be.,At the moment,she,_ _ _,with her classmates.,3,.,此刻她可能正在和同学们玩。,may,be,playing,At the moment,she _ _,Millie is in the zoo.She is telling Sandy on the phone about what happens.Complete what Millie says using,may,with the words in brackets.,In the zoo,1.The elephant is going towards the water.,It _(need)a bath.,may need,Millie is in the zoo.She is t,2.The little boy is crying when he saw the tigers.,He _(be)afraid of them.,3.I cannot go near the lions and tigers.,They _(hurt)me.,4.The baby panda is not drinking its mums milk.,It _(not be)hungry.,may be,may hurt,may not be,2.The little boy is crying wh,5.The monkeys are jumping around.,They _(be playing)with each other.,6.The horse is standing with its eyes closed.,It _(be sleeping).,may be playing,may be sleeping,5.The monkeys are jumping aro,B,Using verbs+to-infinitives,B Using verbs+to-infinitive,当我们要表示“想做某事、需要做某事,或决定做某事”时，就会出现,两个动词,连用的情况,，这时应如何表达呢？,Using verbs+to,-infinitives,当我们要表示“想做某事、需要做某事Using verbs+,当句子中已经有,谓语动词,，而我们表达不止一个动作概念时，那么，,主要行为动词后面的动词采用“,to+,动词原形”,的结构，我们把这种结构称为,动词不定式,（有时可以不带,to,）。其肯定形式是“,to do,”，其否定形式是“,not to do,”。在句子中不能单独作谓语，动词不定式没有人称和数和时态的变化，。,什么是动词不定式,(to-infinitives),？,want to do sth.,need to do sth.,decide to do sth.,当句子中已经有谓语动词，而我们表达不止一个动作概念时，那,agree to do sth.,同意做.,begin to do sth.,开始做.,decide to do sth,决定做.,fail to do sth.,做某事失败,forget to do sth.忘记,做.,hope to do sth,希望做.,1.,在英语中某些及物动词后接动词不定式作宾语,常用的此类动词有：,agree to do sth.同意做.1.在,learn to do sth,学着做.,plan to do sth,计划做.,prepare to do sth.,准备做.,remember to do.记得,做.,try to do sth 努力做.,want to do,.,想要做.,learn to do sth 学着做.plan,I,hope to watch,the sunset,我想看日落。,I,want to take,some photos of the,sunrise.,我想拍几张日出的照片。,今年暑假他打算去参观长城？,He is planning,to visit,the Great Wall this summer holiday,?,I hope to watch the sunsetHe,more verbs+to do,（作宾语）,:,need promise seem start,/begin,+to,do,would like cant wait try ones best,more verbs+to do（作宾语）:,ask sb.to do,tell sb.to do,invite sb.to do,want sb.to do,would like sb.to do,teach sb.to do,advise sb.to do,need sb.to do,2.to do,做宾语补足语,hear sb.,do,see sb.,do,watch sb.,do,make sb.,do,let sb.,do,help sb.,do,但有的动词后跟,不带,to,的不定式,作宾补，如,:,ask sb.to do 2.to do 做宾语补足语h,remember to do sth.,记得去做某事,remember doing sth.,记得做过某事,区别,forget to do sth.,忘记去做某事,forget doing sth.,忘记做过某事,remember to do sth.记得去做某事区别fo,e.g.,Tom,记得课后和我们一起打篮球。,Tom,remember to play basketball with us after class.,我记得上个月写了一封信给你。,I remembered writing a letter to you last month.,e.g.,stop to do sth.,停下,(,正在做的,),事去做,(,另一件,),事,stop doing sth.,停止做,(,正在做的,),事,e.g.,让我们停下来休息一下。,Lets stop to have a rest.,不要说话，老师来了。,Stop talking.The teacher is coming.,区别,stop to do sth.停下(正在做的)事去做,We dont use to after these verbs,.,keep,practise,spend,finish,enjoy,have fun/have a great time,look forward to,have problems,be busy,+doing,We dont use to after these,Finish the exercise on page 62 More about wild animals.,Homework,Finish the exercise on page 62,牛津译林版英语8AUnit5grammarppt课件,
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