Unit 2 Let’s celebrate Using language（ppt课件）-新外研版（2019）《高中英语》必修第二册.pptx

1、Unit 2 Lets celebrate!Period 2 Using LanguagePresentation from research groupto let us know more about it Grammar Modals(2)Look at the sentences from the reading passage and answer the questions.Activity 1 1.What do the words in blue indicate:an order,request,ability or possibility?a That is why Let

2、ter from Father Christmas could be the perfect bookb The children must have been very excited as they opened it.c they might not receive their presents if they were not good.v.表明，显示That is why Letter from Father Christmas could be the perfect bookThat is why Letter from Father Christmas must be the

3、perfect bookThat is why Letter from Father Christmas might be the perfect bookPossibility:must could might2 Will the meaning of sentence(a)change if we replace could with must or might?yesThe children must have been very excited as they opened it.The children could have been very excited as they ope

4、ned it.they might not receive their presents if they were not good.they could not receive their presents if they were not good.surenot so surePossible to receive their presents Impossible to receive their presents 3.What happens if we change must and might in sentences(b)and(c)intocould?Now look for

5、 more sentences with modals in the reading passage.Grammar:Modals(2)情态动词(modals)没有人称、数的变化必须和其他动词一起构成谓语用来表示态度、愿望、推测Translate into Chinesel That is why Letters from Father Christmas could be the perfect book.l The children must have been very excited as they opened it.这就是为什么圣诞老人的来信这就是为什么圣诞老人的来信可能是可能是一

6、本完美的书。一本完美的书。孩子们打开它的时候孩子们打开它的时候一定一定很兴奋。很兴奋。情态动词情态动词 +动词原形，表示对现在的推测动词原形，表示对现在的推测情态动词情态动词 +完成式，表示对已发生情况的推测完成式，表示对已发生情况的推测肯定推测：He must be a doctor,for he saved that person in such a professional way.The headteachers must be having a meeting at this moment,as its a rountine for them every week.You must

7、have told him the truth ahead of time,because he knows everything in detail.否定推测：He cant be a person like that.Activity 2Rewrite the underlined sentences in the conversation using can/could,may/might and must.(At a fancy dress party.)Chris:I spent ages putting up all the balloons and flowers last ni

8、ght.Jean:I expect you are feeling tired now!Chris:Yes,I am.Look,that guy is dressed as Batman.Is that Mike?Jean:Its possibly him.Check out that girl over there.Im sure thats Lucy.Chris:No,I dont think thats Lucy.Lucy isnt that tall.Jean:Look at those two guys dressed as chickens!Oh,theyrewaving at u

9、s!Maybe theyre from our school.Chris:Lets go and find out.You must be tired now!It may/might/could be him.That must be Lucy.that cant be Lucy.They may/might/could be from our school.化装舞会Activity 3Look at the picture and make as many sentences as possible using can/could,may/might and must.Pair workG

10、rammar:Modals(2)The man with a wallet in his hand might be a bit unwilling to pay.Grammar:Modals(2)The woman in red must be very excited to buy so many things.Grammar:Modals(2)The woman with glasses may be very tired to get up so early and carry so many bags.Grammar:Modals(2)The cashier might be feeling uncomfortable as he is sweating a lot.三维设计讲解