人教版高中英語Book-3-Unit-1-Modal-verbs-discovering-useful-structures-公開課教學(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)生的小組合作與獨立思考能力。3.Learn to use Modal verbs to express you own feelings.學(xué)會用情態(tài)動詞表達(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句肯定句、否定句和疑問句succeeded in doingmanaged to do請求，允許，許可能力驚訝、懷疑、不相信鞏固應(yīng)運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._巧婦難為無米之炊。冬天來了,春天還會遠(yuǎn)嗎？決定人之苦樂的不是地點也不是環(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在疑問句中，用于_人稱，表示請求。will/would 表示_。will/would表示意愿。wont(would)表示_等意思。used to 表示_,而would表示過去習(xí)慣性的動作與現(xiàn)在無關(guān)。過去常常，現(xiàn)在不做了第二習(xí)慣性的動作和傾向不會，不情愿、不愿意鞏

6、固應(yīng)運 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_在疑問句中用于第一人稱，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。表推測時，might 比may 表示的可能性更小。may/might have done意為_。請求、允許、許可祝愿最好、不妨、倒不如可能做過某事鞏固應(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，滿盤皆輸良藥苦口利于病如果你年輕時沒學(xué)會思考，那么就永遠(yuǎn)不會思考例句展示 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_人稱疑問句中表示征求對方的意見；在陳述句中與_人稱連用，表示“命令”、“允諾”、

10、“警告”、“威脅”等語氣。should表示主語_should 表示推測時，表示按經(jīng)驗、常識、道理做出的判斷，意為_。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)該做但是沒做本不應(yīng)該做但是做了的職責(zé)和義務(wù)或說話人的勸告“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_。誰將愛拒之門外，也必將被愛拒之門外笨鳥先飛近朱者赤，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;must表示推測時,表示 _的意思,用于肯定句,其否定式為_, 表示_.must have done表示_意思cant have done 表示_ 。牢記沒有_ 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mustmustntmustcantmustmustntmustHomework1.Finsih exerxcises about modal verbs2. Make up a di