Unit 2 Let's celebrate! Using language 课件 -2025-2026学年高一外研版（2019）英语必修第二册

Book2 Unit2 Using language 1 Contents Part1 Modals(2) Part2 Lantern Festival celebrations Part3 A festival invitation 2 Part1Modals(2) 3 1. Mary didn’t come to school yesterday. She may be ill. 2.This classroom must be bright at night because there are so many electric bulbs. 3.Jack can’t finish his homework for he has been busy helping to look after his little brother. Lead-in: Understand the following sentences an Lead-in: Understand the following sentences and make inference about the words in bold. d make inference about the words in bold. Lead-in: Understand the following sentences and make inference about the words in bold. Lead-in: Understand the following sentences and make inference about the words in bold. Modals(2) 4 a. That is why letters from Father Christmas could be the perfect book... b. The children must have been very excited as they opened it. c. ...they might not receive their presents if they were not good. 1. What do the words in bold indicate: an order, a request, ability or possibility? Lead-in: Understand the following sentences an Lead-in: Understand the following sentences and make inference about the words in bold. d make inference about the words in bold. Lead-in: Understand the following sentences and make inference about the words in bold. 1. Look at the sentences from the reading passage and answer the questions. Modals(2) 5 If we replace "could" with "must", the meaning of sentence (a) will change. It means the speaker is quite sure about the statement. If we replace "could" with "might", the meaning of sentence (a) will remain more or less the same. "Could" and "might" in affirmative sentences have a similar meaning when indicating possibility. Lead-in: Understand the following sentences an Lead-in: Understand the following sentences and make inference about the words in bold. d make inference about the words in bold. Lead-in: Understand the following sentences and make inference about the words in bold. 2. Will the meaning of sentence (a) change if we replace "could" with "must" or "might"? Modals(2) 6 If we change "must" in sentence (b) into "could", it means the speaker is not sure about the statement, and it's only a possibility. If we change "might" in sentence (c) into "could", it means it's impossible for the children to receive their presents. Lead-in: Understand the following sentences an Lead-in: Understand the following sentences and make inference about the words in bold. d make inference about the words in bold. Lead-in: Understand the following sentences and make inference about the words in bold. 3. What happens if we change "must" and "might" in sentences(b) and (c) into "could"? Now look for more sentences with modals in the reading passage. Modals(2) 7 注意：常见的两种结构（时态） 1. 情态动词+动词原形(do/be) 2. 情态动词+完成式(have done) Lead-in: Understand the following sentences an Lead-in: Understand the following sentences and make inference about the words in bold. d make inference about the words in bold. Lead-in: Understand the following sentences and make inference about the words in bold. 情态动词表推测: must,may, might,can, could → → 对目前动作或状态的推测 对已发生动作的推测 Modals(2) 8 1. (1)must 表示推测时， 只能用于肯定句。 Lead-in: Understand the following sentences an Lead-in: Understand the following sentences and make inference about the words in bold. d make inference about the words in bold. Lead-in: Understand the following sentences and make inference about the words in bold. 这个电脑卡住了，肯定出了问题。 The computer doesn’t work. There must be something wrong with it. Tom 看上去昏昏沉沉，他一定累了。 Tom looks sleepy. He must be tired. e.g. Modals(2) 9 Lead-in: Understand the following sentences an Lead-in: Understand the following sentences and make inference about the words in bold. d make inference about the words in bold. Lead-in: Understand the following sentences and make inference about the words in bold. (2) must + have done 表示对过去发生的事情 作出的肯定判断 他们在玩篮球， 他们一定完成了作业。 They are playing basketball; they must have finished their homework. 路是湿的。昨天晚上一定下雨了。 The road is wet. It must have rained last night. Modals(2) 10 Lead-in: Understand the following sentences an Lead-in: Understand the following sentences and make inference about the words in bold. d make inference about the words in bold. Lead-in: Understand the following sentences and make inference about the words in bold. 2.may/might(用于肯定推测，但语气比must弱) may/might表示推测时，只能用于陈述句，表示认为某一事情或许可能发生。用might指现在的时候语气较为委婉客气或更加不肯定。 eg. 她们明天可能会来上班。They may come to work tomorrow. 我问他我是否可以离开。I asked him if I might leave. might/may have done,表示对过去发生的动作进行可能性推测。 eg. Jack不在教室，可能去医务室了。Jack isn’t in the classroom;he may have gone to the clinic. 他或许已经从报纸上知道这个消息了。 He might have read about the news in the newspaper. Modals(2) 11 Lead-in: Understand the following sentences an Lead-in: Understand the following sentences and make inference about the words in bold. d make inference about the words in bold. Lead-in: Understand the following sentences and make inference about the words in bold. 3. (1)can /could 用于否定句或疑问句中表示说话人对发生的事情的怀疑、猜测、不肯定的语气。 这个人不可能是玛丽， 她生病在家呢。 It can’t be Mary. She has fallen ill and has been staying at home. 没有人开门，他一定不在家。 Nobody answer the door;he can't be at home. *could比can语气更弱。 Modals(2) 12 Lead-in: Understand the following sentences an Lead-in: Understand the following sentences and make inference about the words in bold. d make inference about the words in bold. Lead-in: Understand the following sentences and make inference about the words in bold. (2) can/could have done对过去发生行为的可能性进行推测: 刚才我还看见Tom了， 所以他不可能出国的。 I saw Tom just now so he couldn’t have gone abroad. 门是锁着的， 所以她不可能在家。 The door was locked. She couldn’t have been at home. Modals(2) 13 Lead-in: Understand the following sentences an Lead-in: Understand the following sentences and make inference about the words in bold. d make inference about the words in bold. Lead-in: Understand the following sentences and make inference about the words in bold. (3)can/could have done 用于肯定句中，表示“本可以，本来可能已经”，表示对过去发生的事情做出的判断。 你本来可以接受他的建议的。 You could have followed his advice. 我本来能够取得更好的成绩的。 I could have got a better mark. “could have done ”常表示与过去事实相反的状态， 是虚拟语气。 Modals(2) 14 Lead-in: Understand the following sentences an Lead-in: Understand the following sentences and make inference about the words in bold. d make inference about the words in bold. Lead-in: Understand the following sentences and make inference about the words in bold. Activity 2: Rewrite 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 night. Jean: I expect you are feeling tired now! Chris: Yes, I am. Look, that guy is dressed as Batman. Is that Mike? Jean: It’s possibly him. Check out that girl over there. I’m sure that’s Lucy. Chris: No, I don’t think that’s Lucy. Lucy isn’t that tall. Jean: Look at those two guys dressed as chickens! Oh, they’re waving at us! Maybe they’re from our school. Chris: Let’s go and find out. Modals(2) 15 Lead-in: Understand the following sentences an Lead-in: Understand the following sentences and make inference about the words in bold. d make inference about the words in bold. Lead-in: Understand the following sentences and make inference about the words in bold. Activity 3: Look at the picture and make as many sentences as possible using can / could, may / might and must. Example: The woman in red must be very excited. Modals(2) 16 Some sentences like these. The man with a wallet in his hand might be a bit reluctant(不情愿的) to pay. The woman with glasses may be tired to get up so early. The cashier might be feeling uncomfortable as he is sweating a lot. ... Modals(2) Part2 Lantern Festival celebrations 18 Activity 4:Underline the words and expressions about celebrations during the Lantern Festival in the speech bubbles and complete the mind map. Lantern Festival celebrations Lantern Festival celebrations flowers rice balls balloons posters a scarf a red envelope hold a lantern fair hold a lantern riddles competition let off fireworks Lantern Festival celebrations Activity 5:Describe a festival celebration using the words and expressions you have learned. To celebrate..., we often drink/eat..., give ...as gifts, decorate with... Lantern Festival celebrations Activity 5: possible version: To celebrate the Mid-Autumn Day, we usually have a few days off. It is a great occasion for a family to get together. During the festival, we often drink some wine. Besides, there is a kind of traditional Chinese food—moon cakes. The whole family usually admire the moon as they eat moon cakes. People often visit their friends and relatives with some delicious moon cakes and some fresh fruits. This festival is one of the most important festivals in China, which is held to celebrate the harvest, so no matter how busy they are, people usually have a thorough cleaning and decorate their house with some beautiful pictures about moon and so on. Part3 A festival invitation 23 A festival invitation Listen to the conversation and complete the sentences with the correct ending. b c f A festival invitation Activity 7 Listen again and complete the notes. Occasion: a 1_________________ party When: the fourth 2_________________ in 3_________________ Where: Tony’s 4_________________ What to eat: a 5_____________ with all the side dishes and homemade 6_________________ What to bring: some flowers or 7_________________ What to wear: 8_________________ Thanksgiving Thursday November apartment big turkey apple pie candies anything you like A festival invitation Listen again and talk about what the speakers say to extend and accept an invitation. Are you free…? Would you like to…? It’s the time to… You can wear… You can… if you like. I’d love to… It sounds great! What else will we do? Do I need to…? A festival invitation Activity 8:Work in pairs. Act out the conversation about extending and accepting an invitation. Student A: Turn to Page 81. Student B: Turn to Page 85. A festival invitation Student A You are inviting a teacher from overseas to celebrate a traditional festival. You need to give him/her the following information. ·It’s called the Double Ninth Festival. ·It’s on the ninth day of the ninth lunar month. ·It’s a traditional Chinese festival celebrating good health and a long life. ·It’s a good opportunity to visit elderly relatives. ·People celebrate the festival by climbing mountains, appreciating chrysanthemum flowers and drinking chrysanthemum wine. ·Remember to wear comfortable walking shoes. ·He/she doesn’t need to bring anything. A festival invitation Student B You are a teacher from overseas working in China. One of your Chinese students invites you to celebrate a traditional festival. Accept the invitation,but ask for the following information. ·what the festival is called ·when the festival takes place ·what it celebrates ·what the customs are ·what you need to bring A festival invitation Activity 9:Work in pairs. Think about a similar situation and have a conversation. Class is over. 31 null 130408.18 null 131087.42 $