2021版外研版必修二英语 Unit 1 Using languageppt课件.ppt

1、To get to know some modal verbs. To learn how to use modal verbs. To learn how to make comments about food. a. I was able to hold a knife and fork and chopsticks! b. But there are still some dishes that Dad dare not try even after many years of marriage to my mother. Look at the sentences from the r

2、eading passage. Think and work out the meanings of the words in bold. c. Mum and I just have to find a way to get him into the kitchen! d. wed better not eat too much roast food as it may make us suffer from heat inside our bodies, e. “you neednt try it if you dont want to,” Mum said, Now talk about

3、 the function of modals. Then match the meanings to the words in bold above. 1 be afraid to do something 2 not be necessary to do something 3 give advice to do or not to do something 4 be necessary or give strong advice to do something 5 have the ability to do something a-5 b-1 c-4 d-3 e-2 情态动词情态动词

4、情态动词情态动词本身具有一定的词义，不能独立作本身具有一定的词义，不能独立作 谓语，必须和动词原形一起构成谓语。情态动词谓语，必须和动词原形一起构成谓语。情态动词 虽然数量不多，但用途广泛。常用的情态动词包虽然数量不多，但用途广泛。常用的情态动词包 括括can (could), may (might), shall (should), will (would), dare , need, must, had better, used to, have to, ought to等。等。 本单元主要涉及的情态动本单元主要涉及的情态动 词有词有be able to, dare, have to, h

5、ad better, need。 下面将对这几个情态动词用法进行讲解。下面将对这几个情态动词用法进行讲解。 1) be able to 后接动词原形，表示某人做某后接动词原形，表示某人做某 事的能力，可用于大多数时态。用于过去事的能力，可用于大多数时态。用于过去 时态时，还可以表示“某人过去或当时成时态时，还可以表示“某人过去或当时成 功地做了某事”。例如：功地做了某事”。例如： a. I will be able to speak Japanese in another few months.（再过几个月，我（再过几个月，我 就能讲日语了。）就能讲日语了。） b. They were abl

6、e to escape from the building when the fire broke out. （火灾发生时，他（火灾发生时，他 们设法从那栋建筑里逃了出去。）们设法从那栋建筑里逃了出去。） 2) Dare & need A. dare作情态动词时，主要用于否定句、疑作情态动词时，主要用于否定句、疑 问句和条件从句中，一般不用在肯定句中。问句和条件从句中，一般不用在肯定句中。 例如：例如： How dare you say Im unfair?（你怎么敢说我（你怎么敢说我 不公平？）不公平？） B. need表示“需要”或“必须”，作情态动表示“需要”或“必须”，作情态动 词词

7、时，用于否定句或疑问句中，在肯定句中一般时，用于否定句或疑问句中，在肯定句中一般 用用must, have to, ought to 或或should代替。例代替。例 如：如： You neednt come so early.（你不用这么早（你不用这么早 来。）来。） C. dare和和need常用作实义动词，有时态、人常用作实义动词，有时态、人 称和数的变化。所不同的是，作实义动词时，称和数的变化。所不同的是，作实义动词时， 在肯定句中，在肯定句中，dare后面通常接带后面通常接带to的不定式；的不定式； 在速写句和疑问句中，在速写句和疑问句中，dare后面可接带后面可接带to或不或不 带

8、带to的不定式。例如：的不定式。例如： a. I dare to swim across this river. （我敢游过河去。）（我敢游过河去。） b. He does not dare (to) answer. （他不敢回答。）（他不敢回答。） 3) have to的含义与的含义与must相似，两者往往可以相似，两者往往可以 互换使用，但互换使用，但have to有各种时态，且强调有各种时态，且强调 客观需要，意为“不得不”。例如：客观需要，意为“不得不”。例如： I have to leave because of the bad weather. （因为天气不好，我不得不离开了。）（

9、因为天气不好，我不得不离开了。） 4) had better后接动词原形，意为“最好”，后接动词原形，意为“最好”， 用用 于现在时或将来时，可用于一切人称，没于现在时或将来时，可用于一切人称，没 有任何词形变化。有任何词形变化。had better的否定式是在的否定式是在 其后加其后加not，疑问式是把，疑问式是把had和和not提前。例提前。例 如：如： a. Youd better sit here and have a rest.（你（你 最好坐在这儿休息一下。）最好坐在这儿休息一下。） b. She had better not tell lies any more.（她最（她最 好

10、再也别撒谎了。）好再也别撒谎了。） c. Hadnt the doctor better see him?（医生是（医生是 不是去看看他比较好？）不是去看看他比较好？） Underline the modals in the introduction to an app and talk about their meanings. If you dare not try a “painful” diet to stay healthy, this new app is the perfect solution and you neednt pay for it! The app works b

11、y quickly showing photos of different food. All you have to do is select the photos of healthy food. Then youll be able to train your brain to select healthy food in real situations. So, if youre a sugar addict and arent able to say no to chocolate or cola, you had better download it now! While goin

12、g on your first trip to the UK is exciting, new and different customs can also be confusing. Table manners are no exception. But dont worry- here are some tips: You 1. _ wait until everyone else has been served before you start eating. Complete the tips for good table manners with the correct form o

13、f the modals in Activity 1. have to Sometimes there are so many knives and forks that you 2. _ pick them up in case you get it wrong. The trick is to start with the ones on the outside. When you finish your meal, you 3. _ place the knife and fork together on your plate with the handles at the four o

14、clock position. dare not had better Table manners, however, can differ in different situations. For example, you 4. _ use a knife and fork when eating a hamburger or pizza. Just remember: when in Rome, do as the Romans do, and you will 5. _ enjoy the local cuisine! neednt be able to Read and match t

15、he comments to the pictures. 1 Backyard BBQ, Kansas City, US 56 reviews The most tender steak Ive ever had! The barbecue gives it that famous smoky flavour, and it comes with a shiny sauce thats very, very spicy! c 2 Bund 59, Shanghai, China 98 reviews A bowl of soup with a large, round meatball! Th

16、e meatball is cooked through, which looked slightly pink inside. Incredibly soft and juicy - it melts in the mouth! a 3 Antonios Pizzeria, London, UK 86 reviews Worst pizza ever! I ordered a large vegetarian pizza, but it was tiny! It was served cold and came with some sort of sticky sauce which tas

17、ted bitter and smelt really fishy! d 4 Madame Laurents Bakery, Paris, France 95 reviews Youve got to try the strawberry cheesecake. Its smooth and creamy with fresh strawberries, which give it a lovely sweet and fruity taste. Highly recommended! b Underline the words that describe food in Activity 4

18、 and put them into the table. Add any more you can think of. AppearanceAppearance Smell Smell Taste Taste FeelFeel shiny large round pink tiny fresh fishy smoky spicy bitter sweet fruity tender soft juicy cold sticky smooth creamy Talk about your favourite food using the words you have learnt. A: wh

19、ats your favourite food? B: My favourite food is A: How does it look /smell / taste / feel？ B: It looks / smells / taste / feels 1. Now talk about the function of modals. 现在谈谈情态动词的功能。现在谈谈情态动词的功能。 function既可作不及物动词，也可作名词。既可作不及物动词，也可作名词。 作不及物动词时，意为：运转；作不及物动词时，意为：运转； 起起的作用（常与的作用（常与as连用）。连用）。 eg The tele

20、vision was functioning normally until yesterday. The sofa can also function as a bed. 作名词时，意为“作用，功能”。作名词时，意为“作用，功能”。 eg This room may be used for weddings and other functions. 2. So, if youre a sugar addict and arent able to say no to chocolate or cola, 因此，如果你是一个嗜糖如命的人因此，如果你是一个嗜糖如命的人 ，对巧，对巧 克力和可乐没有抵

21、抗力，克力和可乐没有抵抗力， addict作名词时，意为：上瘾者，瘾君作名词时，意为：上瘾者，瘾君 子；入迷的人。子；入迷的人。 addict作动词时，意为“使上瘾，使入迷”，作动词时，意为“使上瘾，使入迷”， 可作及物动词，常用于可作及物动词，常用于addict oneself to结结 构；也可作不及物动词。构；也可作不及物动词。 eg I cant believe that the famous singer is such a drug addict. My nephew is a complete video game addict. Morris addicted himself

22、to rock music. Drugs are addicting. 【拓展拓展】 addicted adj. 意为“有瘾的，入迷的”，常用意为“有瘾的，入迷的”，常用 结构是结构是be / become addicted to； addictive adj. 使人上瘾的，使人入迷的；使人上瘾的，使人入迷的； addiction n. 意为“瘾，入迷，嗜好”，常与介意为“瘾，入迷，嗜好”，常与介 词词to搭配。搭配。 【语境应用语境应用】根据括号内的汉语提示补全下列根据括号内的汉语提示补全下列 句子（每空一词）。句子（每空一词）。 1) John is only 17 years old b

23、ut already a heavy _ _ (可卡因上瘾者可卡因上瘾者). 2) Barbara _ _ _ (迷上迷上 了了) TV soap operas and never wanted to work. cocaine addict became addicted to 3. Sometimes there are so many knives and forks that you dare not pick them up in case you get it wrong. 有时有很多刀叉，你不敢拿起来，以防你有时有很多刀叉，你不敢拿起来，以防你 用错它。用错它。 pick up意

24、为：拿起，拾起；（非正规意为：拿起，拾起；（非正规 地）学会，学到；接（某人）上车；地）学会，学到；接（某人）上车； 收听到，听到；收听到，听到； 染上（疾病）；染上（疾病）； 收收 拾，整理；拾，整理； 好转，改善。好转，改善。 eg He picked up the book from the floor and put it back on the table. Lucia picked up a few Spanish phrases while staying in Mexico. Ill pick you up outside the airport at 7 oclock. We

25、 were able to pick up the BBC World Service. I seem to have picked up a terrible cold from somewhere. All I seem to do is cook, wash and pick up after the kids. Her career only began to pick up when she was in her forties. in case意为“以防（有某种情况；如果，万意为“以防（有某种情况；如果，万 一”，其后常跟从句。一”，其后常跟从句。 eg I shall stay

26、in the hotel all day in case there is news of Harry. Take warm clothes in case the weather is cold. In case Mr Smith arrives before I get back, please ask him to wait. In case I forget, please remind me that I have an important meeting this afternoon. 【拓展拓展】 in case of意为“以防；如果，万一”，其后常意为“以防；如果，万一”，其后

27、常 跟名词。跟名词。 eg I keep an umbrella here in case of rain. In case of fire, call the firefighters at once. in that case意为“如果那样”。意为“如果那样”。 eg In that case, we neednt talk about it any more. in any case意为“不管怎样”。意为“不管怎样”。 eg In any case, I shall return in a day or two. 4. Table manners, however, can differ

28、 in different situations. 然而，餐桌礼仪在不同的情况下会有所不然而，餐桌礼仪在不同的情况下会有所不 同。同。 differ 是动词，意为：不同于，有区别是动词，意为：不同于，有区别 （常用搭配：（常用搭配：differ from与与不同，不同，differ in在在方面有区别；持异议，有分歧方面有区别；持异议，有分歧 （常用搭配：（常用搭配：differ with sb. on / about / over sth.在某事上与某人意见不同）。在某事上与某人意见不同）。 eg Adams views differ from those of his classmates

29、. The twins look alike, but they differ in character. We differ with them on / about / over that question. 【拓展拓展】 different adj. 不同的，相异的不同的，相异的 be different from 与与不同的不同的 difference n. 不同，差别不同，差别 tell the difference between A and B 分辨分辨A和和B的不同之处的不同之处 make a / no difference 有有/无作用无作用 【即学即练即学即练】根据汉语意思

30、补全下列句子（每根据汉语意思补全下列句子（每 空一词）。空一词）。 1) 那两个国家在宗教与文化方面有差异。那两个国家在宗教与文化方面有差异。 The two countries _ _ religion and culture. 2) 杰克和他的父亲在当前经济形势的看法上发杰克和他的父亲在当前经济形势的看法上发 生了分歧。生了分歧。 Jack _ _ _ _ _ the present economic situations. differ in differed with his father on / about / over 5. Highly recommended! 推荐率极高！推

31、荐率极高！ recommend是动词，主要有下面两个意思：是动词，主要有下面两个意思： 推荐，介绍。常用搭配：推荐，介绍。常用搭配：recommend . to sb., recommend sb. as ., recommend sth. for .。 eg Can you recommend a movie to me? They recommend Alice as an extremely good teacher. I would like to recommend these pills for your cough. 建议，劝告。常与名词、动词建议，劝告。常与名词、动词-ing形

32、式、动词形式、动词 不定式的复合结构连用；后接从句时，从句谓不定式的复合结构连用；后接从句时，从句谓 语要用“语要用“should +动词原形”，动词原形”，should可以省略。可以省略。 eg Henry recommended Hong Kong for our next holiday destination. Lucia recommended reading the book before seeing the movie. Paul recommended us to book our flight early. I recommend that you (should) thi

33、nk carefully before you do it. 【语境应用语境应用】根据汉语意思补全下面句子（每根据汉语意思补全下面句子（每 空一词）。空一词）。 1) 我建议你见一位律师。我建议你见一位律师。 I _ that you _ a lawyer. 2) 这家旅馆因为优质的服务而被推荐。这家旅馆因为优质的服务而被推荐。 This hotel _ _ _ its good service. 3) 我劝你听从医生的建议。我劝你听从医生的建议。 I _ you _ _ your doctors advice. recommend see is recommended for recommend to / should follow Write down the food you recently ate, and try to write a food comment.