人教版高中英语Book-3-Unit-1-Modal-verbs-discovering-useful-structures-公开课教学课件共20张PPT.ppt

1、Modal verbs执教人执教人 刘振宇刘振宇 Teaching aimsTeaching aims 1. Get students to know about the basic usage of Modal verbs.让学生了解情态动词的基本用法。让学生了解情态动词的基本用法。2.Cultivate studentsability of group cooperation and independent thinkinng.培养学生的小组合作与独立思考能力。培养学生的小组合作与独立思考能力。3.Learn to use Modal verbs to express you own fe

2、elings.学会用情态动词表达自己的情感态度。学会用情态动词表达自己的情感态度。Could(Can) you please show me the way to Beihai Park?Can I use your English dictionary? Yes, you can.How can you play jokes on her? She cant be more serious.I cant find my keys anywhere. Where can I have put it?Without your help, I couldnt have won the first

3、prize.The fire spread throughout the hotel, but everyone was able to get out.例句展示例句展示can/ could/ be able tocan/could/be able to can/could/be able to 归纳总结归纳总结表示表示_表示表示_ 在疑问句、否定句中表示在疑问句、否定句中表示_可能性可能性 cant 表示表示_.can have done 只用于只用于_中，中，could have done 可用于可用于_,还可还可用于虚拟语气。用于虚拟语气。was/were able to 具备能力而其完

4、成某事，相当具备能力而其完成某事，相当于于_.不可能不可能否定句和疑问句否定句和疑问句肯定句、否定句和疑问句肯定句、否定句和疑问句succeeded in doingmanaged to do请求，允许，许可请求，允许，许可能力能力惊讶、怀疑、不相信惊讶、怀疑、不相信巩固应运巩固应运The cleverest housewife cant cook without rice._If winter comes, can Spring be far behind?_It is not the place, nor the condition(环境环境),but the mind alone can

5、 make any one happy or miserabe._巧妇难为无米之炊。巧妇难为无米之炊。冬天来了冬天来了,春天还会远吗？春天还会远吗？决定人之苦乐的不是地点也不是环境而是人的思想。决定人之苦乐的不是地点也不是环境而是人的思想。will/would/used towill/would/used toWould（Will）you please tell me your cellphone number?Though poor, my uncle would often dress up as a rich man.The door wont （wouldnt） open.I woul

6、d have attended her birthy party, but I forgot.She used to make a fool of her deskmate.例句展示例句展示will/would/used to will/would/used to 归纳总结归纳总结will/would在疑问句中，用于在疑问句中，用于_人称，表示请求。人称，表示请求。will/would 表示表示_。will/would表示意愿。表示意愿。wont(would)表示表示_等意思。等意思。used to 表示表示_,而而would表示过去习惯表示过去习惯性的动作与现在无关。性的动作与现在无关。过去

7、常常，现在不做了过去常常，现在不做了第二第二习惯性的动作和倾向习惯性的动作和倾向不会，不情愿、不愿意不会，不情愿、不愿意巩固应运巩固应运 Tom _get up late,but now he has been used to getting up early. Every morning she _run from our school to the lake. _you like some soft drink? No, thanks.used towill/wouldWould例句展示例句展示May(Might) I watch Tv after supper? Yes you may.

8、 / No, you mustnt.You may ask him but he may not help you.You may as well listen to your parents advice more.May you succeed!He hasnt come. He may (might) have missed the train.may mightmay/might may/might 归纳总结归纳总结may表示表示_在疑问句中用于第一人称，比在疑问句中用于第一人称，比can正式。正式。may 可以表示可以表示_，而，而might不可以。不可以。may(might) as

9、 well do sth表示表示_的意思。的意思。表推测时，表推测时，might 比比may 表示的可能性更小。表示的可能性更小。may/might have done意为意为_。请求、允许、许可请求、允许、许可祝愿祝愿最好、不妨、倒不如最好、不妨、倒不如可能做过某事可能做过某事巩固应用巩固应用One careless move may lose the whole game._。Bitter pills (药片药片) may have good effects._。If you dont learn to think when youre young, you may never learn

10、._。一步不慎，满盘皆输一步不慎，满盘皆输良药苦口利于病良药苦口利于病如果你年轻时没学会思考，那么就永远不会思考如果你年轻时没学会思考，那么就永远不会思考例句展示例句展示 Shall we start our class? Shall he wait outside?If you behave well from now on, you shall have a computer for your 18th birthday.You shall arrive there before sunset.Dont put off till tomorrow what should be done.I

11、m surprised that he should have passed the exam.They left at 5:30.They should get there now.You should have arrived here early. shall shouldshall/should shall/should 归纳总结归纳总结 shall 用用_人称疑问句中表示征求对方的意见；在陈述句中人称疑问句中表示征求对方的意见；在陈述句中与与_人称连用，表示人称连用，表示“命令命令”、“允诺允诺”、“警告警告”、“威威胁胁”等语气。等语气。should表示主语表示主语_should

12、表示推测时，表示按经验、常识、道理做出的判断，意为表示推测时，表示按经验、常识、道理做出的判断，意为_。should 还表示还表示_的的意思。的的意思。should have done 表示表示_; shouldnt have done 表示表示_。一、三一、三二、三二、三本应该做但是没做本应该做但是没做本不应该做但是做了本不应该做但是做了的职责和义务或说话人的劝告的职责和义务或说话人的劝告“按理应当、应该按理应当、应该”“竟然竟然”巩固应用巩固应用who shuts love out , in turn shall be shut out from love._。A slow sparrow

13、（麻雀）（麻雀） should make an early start._。keep good men company and you shall be of the number_。谁将爱拒之门外，也必将被爱拒之门外谁将爱拒之门外，也必将被爱拒之门外笨鸟先飞笨鸟先飞近朱者赤，近墨者黑近朱者赤，近墨者黑例句展示例句展示 Must I hand in my homework now? Yes, you must./No, you neednt(dont have to).Its so late. Must you play the piano?You must be joking. It can

14、t be true.After a long walk you must be hungry and thirsty.He must have experienced a lot in the past.must cantmust cant must cant 归纳总结归纳总结must 有三层含义有三层含义:1. _2._3._mustnt 表示表示_ 的含义，不能用于表的含义，不能用于表示推测示推测;must表示推测时表示推测时,表示表示 _的意的意思思,用于肯定句用于肯定句,其否定式为其否定式为_, 表示表示_.must have done表示表示_意思意思cant have done 表

15、示表示_ 。牢记没。牢记没有有_ have done。禁止禁止,不准不准一定一定,准是准是,肯定肯定cant不可能不可能一定、肯定发生了某事一定、肯定发生了某事不可能发生某事不可能发生某事mustnt必须必须偏，非要，硬要偏，非要，硬要一定，肯定，准一定，肯定，准是 when traveling abroad, you _ observe the local custom and _talk loudly while eating . I _apologize to my wife for what I have done, otherwise I _ forgive myelf. If yo

16、u _ smoke, please go out. Any one _smoke in the office. He was criticized by headteacher Xu for smoking. He _ have broken the school rules. 巩固应运巩固应运mustmustntmustcantmustmustntmustHomeworkHomework1.Finsih exerxcises about modal verbs2. Make up a dialogue with your partners using modal verbs.Appreciate beautiful sentencesAppreciate beautiful sentencesExperience must be bought吃一堑，长一智。吃一堑，长一智。He that is Ill to himself will be good to nobody.不知自爱的人也不会爱别人。不知自爱的人也不会爱别人。love alone could waken love.只有爱才能唤醒爱。只有爱才能唤醒爱。