人教版高中英語(yǔ)Book-3-Unit-1-Modal-verbs-discovering-useful-structures-公開(kāi)課教學(xué)課件共20張PPT

1、Modal verbs執(zhí)教人 劉振宇 Teaching aims 1. Get students to know about the basic usage of Modal verbs.讓學(xué)生了解情態(tài)動(dòng)詞的基本用法。2.Cultivate studentsability of group cooperation and independent thinkinng.培養(yǎng)學(xué)生的小組合作與獨(dú)立思考能力。3.Learn to use Modal verbs to express you own feelings.學(xué)會(huì)用情態(tài)動(dòng)詞表達(dá)自己的情感態(tài)度。Could(Can) you please show

2、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 prize.The fire spread throughout the hotel, but everyone was able to

3、 get out.例句展示can/ could/ be able tocan/could/be able to 歸納總結(jié)表示_表示_ 在疑問(wèn)句、否定句中表示_可能性 cant 表示_.can have done 只用于_中，could have done 可用于_,還可用于虛擬語(yǔ)氣。was/were able to 具備能力而其完成某事，相當(dāng)于_.不可能否定句和疑問(wèn)句肯定句、否定句和疑問(wèn)句succeeded in doingmanaged to do請(qǐng)求，允許，許可能力驚訝、懷疑、不相信鞏固應(yīng)運(yùn)The cleverest housewife cant cook without rice._If

4、 winter comes, can Spring be far behind?_It is not the place, nor the condition(環(huán)境),but the mind alone can make any one happy or miserabe._巧婦難為無(wú)米之炊。冬天來(lái)了,春天還會(huì)遠(yuǎn)嗎？決定人之苦樂(lè)的不是地點(diǎn)也不是環(huán)境而是人的思想。will/would/used toWould（Will）you please tell me your cellphone number?Though poor, my uncle would often dress up as a

5、 rich man.The door wont （wouldnt） open.I would have attended her birthy party, but I forgot.She used to make a fool of her deskmate.例句展示will/would/used to 歸納總結(jié)will/would在疑問(wèn)句中，用于_人稱(chēng)，表示請(qǐng)求。will/would 表示_。will/would表示意愿。wont(would)表示_等意思。used to 表示_,而would表示過(guò)去習(xí)慣性的動(dòng)作與現(xiàn)在無(wú)關(guān)。過(guò)去常常，現(xiàn)在不做了第二習(xí)慣性的動(dòng)作和傾向不會(huì)，不情愿、不愿意鞏

6、固應(yīng)運(yùn) 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May(Might) I watch Tv after supper? Yes you may. / No, you mustnt.You may ask him but he may not help you.You may as

7、well listen to your parents advice more.May you succeed!He hasnt come. He may (might) have missed the train.may mightmay/might 歸納總結(jié)may表示_在疑問(wèn)句中用于第一人稱(chēng)，比can正式。may 可以表示_，而might不可以。may(might) as well do sth表示_的意思。表推測(cè)時(shí)，might 比may 表示的可能性更小。may/might have done意為_(kāi)。請(qǐng)求、允許、許可祝愿最好、不妨、倒不如可能做過(guò)某事鞏固應(yīng)用One careless mo

8、ve may lose the whole game._。Bitter pills (藥片) may have good effects._。If you dont learn to think when youre young, you may never learn._。一步不慎，滿(mǎn)盤(pán)皆輸良藥苦口利于病如果你年輕時(shí)沒(méi)學(xué)會(huì)思考，那么就永遠(yuǎn)不會(huì)思考例句展示 Shall we start our class? Shall he wait outside?If you behave well from now on, you shall have a computer for your 18th

9、birthday.You shall arrive there before sunset.Dont put off till tomorrow what should be done.Im 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 歸納總結(jié) shall 用_人稱(chēng)疑問(wèn)句中表示征求對(duì)方的意見(jiàn)；在陳述句中與_人稱(chēng)連用，表示“命令”、“允諾”、

10、“警告”、“威脅”等語(yǔ)氣。should表示主語(yǔ)_should 表示推測(cè)時(shí)，表示按經(jīng)驗(yàn)、常識(shí)、道理做出的判斷，意為_(kāi)。should 還表示_的的意思。should have done 表示_; shouldnt have done 表示_。一、三二、三本應(yīng)該做但是沒(méi)做本不應(yīng)該做但是做了的職責(zé)和義務(wù)或說(shuō)話(huà)人的勸告“按理應(yīng)當(dāng)、應(yīng)該”“竟然”鞏固應(yīng)用who shuts love out , in turn shall be shut out from love._。A slow sparrow（麻雀） should make an early start._。keep good men company

11、 and you shall be of the number_。誰(shuí)將愛(ài)拒之門(mén)外，也必將被愛(ài)拒之門(mén)外笨鳥(niǎo)先飛近朱者赤，近墨者黑例句展示 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 cant be true.After a long walk you must be hungry and thirsty.He must have experienced a lot in

12、the past.must cantmust cant 歸納總結(jié)must 有三層含義:1. _2._3._mustnt 表示_ 的含義，不能用于表示推測(cè);must表示推測(cè)時(shí),表示 _的意思,用于肯定句,其否定式為_(kāi), 表示_.must have done表示_意思cant have done 表示_ 。牢記沒(méi)有_ have done。禁止,不準(zhǔn)一定,準(zhǔn)是,肯定cant不可能一定、肯定發(fā)生了某事不可能發(fā)生某事mustnt必須偏，非要，硬要一定，肯定，準(zhǔn)是 when traveling abroad, you _ observe the local custom and _talk loudly

13、while eating . I _apologize to my wife for what I have done, otherwise I _ forgive myelf. If you _ smoke, please go out. Any one _smoke in the office. He was criticized by headteacher Xu for smoking. He _ have broken the school rules. 鞏固應(yīng)運(yùn)mustmustntmustcantmustmustntmustHomework1.Finsih exerxcises about modal verbs2. Make up a di