高中英语 新外研B2 Unit 1 Food for thought 第三课时- Using Language 课件

1、深圳市教育科学研究院 2022 年3月深圳教育云资源平台建设教学教材：外研版高中英语新教材必修一教学内容：Unit 1 Food for thought第三课时：Using LanguageModals 1执教人：蔡文/深圳实验学校高中部Feb. 14th, 2022基于大观念的单元整体教学设计Unit 1 Food for Thought 理解多元饮食文化养成健康饮食习惯培养美食文化自信Lesson 1: Starting out & Vocabulary了解饮食相关话题词汇Lesson 2: Understanding ideas了解各国特色美食学会欣赏尊重饮食文化差异Lesson 3:

2、Using language 学会用情态动词对餐桌礼仪提议掌握如何对美食进行多角度评价Lesson 4: Listening & Speaking学习并谈论如何保持健康饮食Lesson 5: Developing ideas了解不同饮食习惯，对饮食习惯进行评判，改善自己的饮食结构Lesson 6: Writing创写菜谱（介绍美食）Lesson 7: Presenting ideas & Reflection向联合国举荐一道中国美食：介绍并推荐单元大观念 了解各国特色美食，学会理解并描述不同饮食文化异同，提升多元文化视野；学习均衡饮食结构，养成健康的生活方式；了解中国饮食文化特色，介绍并推荐中

3、国特色美食，培养文化自信。Unit 1Food for thoughtModals(1)Look at the sentences from the reading passage.Pay attention to the words in bold. I was able to hold a knife and forkand chopsticks!But there are still some dishes that Dad dare not try even after many years of marriage to my mother.Mum and I just have to

4、 find a way to get him into the kitchen.Wed better not eat too much roast food as it may make us suffer from heat inside our bodies.“You neednt try it if you dont want to,” Mum said.ModalsWhat are modals?In English grammar, amodal, also known as a modal auxiliary or modal verb, is averbthat combines

5、 with infinitive without to (不带to的不定式) to express possibility, certainty, permission, request, ability and etc.Match the meanings to the words in bold. 1 be afraid to do something2 not be necessary to do something3 give advice to do or not to do something4 be necessary or give strong advice to do so

6、mething5 have the ability to do somethingI was able to hold a knife and forkand chopsticks!But there are still some dishes that Dad dare not try even after many years of marriage to my mother.Mum and I just have to find a way to get him into the kitchen.Wed better not eat too much roast food as it m

7、ay make us suffer from heat inside our bodies.“You neednt try it if you dont want to,” Mum said.bedca1. be able toMeaning: to indicate abilityIt should be changed into correct forms according to different situations. Use be able to to fill the blanks.Up till now, he _get in touch with her.You _speak

8、 perfect English very soon.I regret _help her. hasnt been able to will be able tonot being able to 1. be able toWhats the difference between be able to and can/could?be able to V.S. canExamples：He can swim.Im able to express my idea in a clear way.I could / was able to play the piano when I was youn

9、g.They are used to indicate ability.be able to V.S. canwas/were able to means that you succeeded in doing sth or managed to do sth in the past. ExamplesHe could swim across the river.Though he was sick, he was able to swim across the river. We could reach the top of the mountain. After five hours of

10、 climbing, we were able to reach the top of the mountain.Though he was sickAfter five hours of climbingBenny, the Polish scientist, has spent his lifetime studying active volcanoes and deep caves in all parts of the world. In 1948, he went to a lake in the Congo to observe a new volcano which he lat

11、er named Kituro. Benny 1_ set up his camp very close to the volcano while it was erupting violently. Though he managed to take a number of brilliant photographs, he 2_ stay near the volcano for very long. He noticed that a river of liquid rock was coming towards him. It threatened to surround him co

12、mpletely, but Benny managed to escape just in time. He waited until the volcano became quiet and he 3_return two days later. This time, he managed to climb into the mouth of Kituro so that he 4_ take photographs and measure temperatures. Benny has often risked his life in this way. He 5_ tell us mor

13、e about active volcanoes than any man alive.was able tocouldnt/wasnt able to was able tocouldhas been able to2. had betterMeaning: to express suggestions, hopes and warningsForm: had better do sthShed better get here soon, or shell miss the opening ceremony.They had better not be late.3. dare & need

14、Meaning: to be brave enough to do sthDare he climb the tree? -No, he dare not. He dare not go there because it is very dangerous.He doesnt dare to cross the river.He dares to cross the river. ordinary verb3. dare & needMeaning: to show that sth is necessaryYou neednt seem him, but I must.Need I fini

15、sh the work today?You need to see him. The bike needs repairing/to be repaired. ordinary verb4. have toMeaning: to indicate obligations.have tois a semi-modal verb. It is like a modal verb because it fulfils a specific function, but it behaves like an ordinary verb in its formulation. It has differe

16、nt forms according to number, person and tense:I have to; he has to; she had to etc.4. have toMeaning: to indicate obligations. Think : whats the negative form of have to?I dont have to. She doesnt have to. It can combine with other modal verbs:You will have to. He might have to.In terms of obligati

17、on and advice, whats the difference between have to, must and should?4. have toConclusion Obligation Advice have toobligations which depend on circumstancessituational/externalstrong advicemustobligations that you feel strongly aboutpersonalstrong adviceshouldweak obligations (may come from traditio

18、n, customs or culture)correct/right thing to do neutral adviceLets practice! If you 1_(dare) try a painful diet to stay healthy, this new app is the perfect solutionand you 2_(need) pay for it! The app works by quickly showing photos of different food. All you 3_(have) to do is select the photos of

19、healthy food. Then you 4_(be able to) train your brain to select healthy food in real situations. So, if youre a sugar addict and 5_(able) to say no to chocolate or cola, you 6_(have) better download it now!darentneednthavewill be able toarent ablehadComplete the passage with correct formsComplete the tips for good table manners with correc