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1、PPT模板下载: 行业PPT模板: 节日PPT模板: PPT素材下载: PPT图表下载: 优秀PPT下载: PPT教程: Word教程: Excel教程: 资料下载: PPT课件下载: 范文下载: 试卷下载: 教案下载: 字体下载: 选择性必修第一册 Unit 1 Grammar and usageTo-infinitives as subjects and predicativesPPT模板下载: 行业PPT模板: 节日PPT模板: PPT素材下载: PPT图表下载: 优秀PPT下载: PPT教程: Word教程: Excel教程: 资料下载: PPT课件下载: 范文下载: 试卷下载: 教案
2、下载: 字体下载: 目录CONTENTS123动词不定式的概念动词不定式作主语动词不定式作表语PPT模板下载: 行业PPT模板: 节日PPT模板: PPT素材下载: PPT图表下载: 优秀PPT下载: PPT教程: Word教程: Excel教程: 资料下载: PPT课件下载: 范文下载: 试卷下载: 教案下载: 字体下载: 1动词不定式的概念PPT模板下载: 行业PPT模板: 节日PPT模板: PPT素材下载: PPT图表下载: 优秀PPT下载: PPT教程: Word教程: Excel教程: 资料下载: PPT课件下载: 范文下载: 试卷下载: 教案下载: 字体下载: 4. 动词不定式具有
3、动词的性质,它可以有自己的宾语和状语,从而 构成动词不定式短语不定式短语。1. 动词不定式是动词的一种非谓语形式非谓语形式,不能在句中单独作谓语。3. 动词不定式有形式的变化,即一般式、进行式、完成式和被动式一般式、进行式、完成式和被动式。2. 动词不定式也具有非动词的性质,相当于一个名词、形容词或副 词,可以在句中担任主语、宾语、宾语补足语、表语、定语和状语主语、宾语、宾语补足语、表语、定语和状语。PPT模板下载: 行业PPT模板: 节日PPT模板: PPT素材下载: PPT图表下载: 优秀PPT下载: PPT教程: Word教程: Excel教程: 资料下载: PPT课件下载: 范文下载:
4、 试卷下载: 教案下载: 字体下载: 1.She pretended not to see me when I passed by.2. I invited some friends to try the restaurant.3.She is always the first to come and the last to leave.4.To be admitted by a university, we must work hard.5.To see is to believe.6.To study abroad on my own is my dream.7.Your task tod
5、ay is to clean the house.Identify to-infinitives and guess their functions.object宾宾attributive定定adverbial 状状complement 补补subject主主predicative表表subject主主predicative表表PPT模板下载: 行业PPT模板: 节日PPT模板: PPT素材下载: PPT图表下载: 优秀PPT下载: PPT教程: Word教程: Excel教程: 资料下载: PPT课件下载: 范文下载: 试卷下载: 教案下载: 字体下载: A Exploring the ru
6、lesBelow is a blog entry about eating out and eating at home. Find the sentences that use to-infinitives as subjects or predicatives. Not that long ago, my first thought at mealtimes was to eat at a restaurant. I was eager to try new restaurants. To eat out was also a social activity, allowing me to
7、 enhance the relationship with my friends. I often ate out until last month, when I came across a cooking app. There are a variety of recipes in the app to choose from. They are uploaded by users, and offer detailed instructions so that others can follow them step by step. Most of the recipes includ
8、e photos or videos, which are very useful for beginners. When I picked a popular recipe and gave it a try, I discovered that it was not that difficult to make a simple and tasty dish. In the last few weeks, Ive thrown myself into home cooking, from boiling noodles in the pot to frying steak in the p
9、an. I hardly eat out any more. Not only is cooking at home cheaper, but I can cook exactly what I want. Its healthier too. No wonder people say nothing beats home cooking! Now I am good at cooking a couple of dishes. My plan is to invite my friends over at the weekend to show them my new-found skill
10、s. I hope that they will like my cooking.object complementattributiveadverbialPPT模板下载: 行业PPT模板: 节日PPT模板: PPT素材下载: PPT图表下载: 优秀PPT下载: PPT教程: Word教程: Excel教程: 资料下载: PPT课件下载: 范文下载: 试卷下载: 教案下载: 字体下载: When the to-infinitive is used as a subject, we usually use the preparatory subject at the beginning of t
11、he sentence. The to-infinitive can also be used as a predicative. It usually comes after the verb .itbePPT模板下载: 行业PPT模板: 节日PPT模板: PPT素材下载: PPT图表下载: 优秀PPT下载: PPT教程: Word教程: Excel教程: 资料下载: PPT课件下载: 范文下载: 试卷下载: 教案下载: 字体下载: 2To-infinitive as subjectsPPT模板下载: 行业PPT模板: 节日PPT模板: PPT素材下载: PPT图表下载: 优秀PPT下载:
12、PPT教程: Word教程: Excel教程: 资料下载: PPT课件下载: 范文下载: 试卷下载: 教案下载: 字体下载: To-infinitive as subjects 动词不定式作主语动词不定式作主语1.动词不定式作主语,表示具体的、一次性或尚未做的动作。如:动名词形式作主语,表示动作经常反复发生,而不是只针对某一次。Smoking in the public is not good.注注To cook Chinese food is not easy.To speak English well isnt an easy job. To talk with her is a grea
13、t pleasure. PPT模板下载: 行业PPT模板: 节日PPT模板: PPT素材下载: PPT图表下载: 优秀PPT下载: PPT教程: Word教程: Excel教程: 资料下载: PPT课件下载: 范文下载: 试卷下载: 教案下载: 字体下载: 2.动词不定式短语作主语时,为了保持句子平衡,往往用it作形式主语,而把 不定式短语置于谓语动词之后。如: To speak English well isnt an easy job. To improve our teaching method is very important. To talk with her is a great
14、 pleasure. To master English is important.It is important to master English.PracticeIt isnt an easy job to speak English.It is very important to improve our teaching method.It is a great pleasure to talk with her.PPT模板下载: 行业PPT模板: 节日PPT模板: PPT素材下载: PPT图表下载: 优秀PPT下载: PPT教程: Word教程: Excel教程: 资料下载: PPT
15、课件下载: 范文下载: 试卷下载: 教案下载: 字体下载: It +be +adj.+to do sth. It is important to build trust between both. It is important to finish writing in advance. Itbeadj. of sb to do (此处形容词常为表示行为者的性格、品质等特点的词,如kind、foolish、 good、nice、selfish、generous等) It is kind of you to give me so much help. It is foolish of him t
16、o refuse the offer. Itbeadj. for sb to do(此处形容词常为描述事物特征的形容词,如easy、 difficult、hard、 important impossible、 necessary等)It would be difficult for Bob to find a good job.It is necessary for us to buy an English dictionary. PPT模板下载: 行业PPT模板: 节日PPT模板: PPT素材下载: PPT图表下载: 优秀PPT下载: PPT教程: Word教程: Excel教程: 资料下载
17、: PPT课件下载: 范文下载: 试卷下载: 教案下载: 字体下载: Itben.to do It is our duty to protect the environment. It is my honour to give a speech. It动词宾语不定式 It took me three hours to clean the room. It requires special skills to prepare the food.PPT模板下载: 行业PPT模板: 节日PPT模板: PPT素材下载: PPT图表下载: 优秀PPT下载: PPT教程: Word教程: Excel教程:
18、 资料下载: PPT课件下载: 范文下载: 试卷下载: 教案下载: 字体下载: 3To-infinitive as predicativesPPT模板下载: 行业PPT模板: 节日PPT模板: PPT素材下载: PPT图表下载: 优秀PPT下载: PPT教程: Word教程: Excel教程: 资料下载: PPT课件下载: 范文下载: 试卷下载: 教案下载: 字体下载: To-infinitive as predicatives 动词不定式作表语动词不定式作表语1. 某些系动词,如be(是)、seem(看起来)、appear(看起来)、prove(证明)、turn out(结果)等,后面可以接
19、不定式作表语。其中,除了be动词之外,seem、appear、prove、turn out后面的表语若是以“to be+.”的形式出现,通常可以省略to be。有些系动词如sound(听起来)、smell(闻起来)、taste(尝起来)、feel(感觉)、become(成为)等,通常不可以接不定式作表语。It smells to be delicious. The cake tastes to be yummy. 注注He seems (to be )busy. The plan proves (to be) right. The plan turns out (to be) right. P
20、PT模板下载: 行业PPT模板: 节日PPT模板: PPT素材下载: PPT图表下载: 优秀PPT下载: PPT教程: Word教程: Excel教程: 资料下载: PPT课件下载: 范文下载: 试卷下载: 教案下载: 字体下载: 2. be to do表达想法,约定,义务,命令,可能性,命运等。如:We are to meet at the station at there. ( 表约定)You are to come when I call. (表命令)3. 当all 或what引导的主语从句中有实义动词 do (以及do的其他形 式时,作表语的不定式通常要省略to, 即“前有do, 后无
21、to”What I did was (to) turn off the gas.我所做的就是把煤气关掉。All you should do now is devote yourself to studying hard.你现在应该做的事就是投入到刻苦的学习当中。PPT模板下载: 行业PPT模板: 节日PPT模板: PPT素材下载: PPT图表下载: 优秀PPT下载: PPT教程: Word教程: Excel教程: 资料下载: PPT课件下载: 范文下载: 试卷下载: 教案下载: 字体下载: 4.动词不定式作表语时,在结构上是主动的,但在意义上却是被动的。She is to blame. 她应该
22、收到责备。The house is to let. 此房出租。PPT模板下载: 行业PPT模板: 节日PPT模板: PPT素材下载: PPT图表下载: 优秀PPT下载: PPT教程: Word教程: Excel教程: 资料下载: PPT课件下载: 范文下载: 试卷下载: 教案下载: 字体下载: (1)表示“目的、愿望、梦想、需求”等的名词(短语、从句)作主语时,其表语应用动词不定式。Her greatest wish is to see her parents again.她最大的愿望是能够再见到父母。My chief purpose is to point out the difficult
23、ies of the matter.我的主要目的是指出这件事的困难。注注(2)不定式作表语通常可以和主语位置互换。My dream is to be a doctor.To be a doctor is my dream.我的梦想是成为一名医生。PPT模板下载: 行业PPT模板: 节日PPT模板: PPT素材下载: PPT图表下载: 优秀PPT下载: PPT教程: Word教程: Excel教程: 资料下载: PPT课件下载: 范文下载: 试卷下载: 教案下载: 字体下载: My task is _ (show) you around our newly-built library.Her w
24、ish is _ (become) an engineer.The purpose of education is _ (develop) a fine personality in children.What he hoped was _(admit) into the university.All that he could do was _ (comfort) her.to showto becometo developto be admitted(to) comfortPPT模板下载: 行业PPT模板: 节日PPT模板: PPT素材下载: PPT图表下载: 优秀PPT下载: PPT教程
25、: Word教程: Excel教程: 资料下载: PPT课件下载: 范文下载: 试卷下载: 教案下载: 字体下载: 注注1.To-infinitive否定形式是“not to 动词原形”The teacher asked us so much noise.A. dont make B. not make C. not making D. not to make D D2. To-infinitive被动形式” To be done”It was a great honour (invite) here today. The festival is (hold) next Friday. to
26、be invitedto be heldPPT模板下载: 行业PPT模板: 节日PPT模板: PPT素材下载: PPT图表下载: 优秀PPT下载: PPT教程: Word教程: Excel教程: 资料下载: PPT课件下载: 范文下载: 试卷下载: 教案下载: 字体下载: 动词不定式的时态和语态动词不定式的时态和语态PPT模板下载: 行业PPT模板: 节日PPT模板: PPT素材下载: PPT图表下载: 优秀PPT下载: PPT教程: Word教程: Excel教程: 资料下载: PPT课件下载: 范文下载: 试卷下载: 教案下载: 字体下载: 3.单个不定式做主语,谓语动词用单数To pla
27、y basketball (be) great.如果and连接两个或更多并列的不定式作主语,谓语动词就用复数To improve peoples life and to speed up socialist construction (be) our two important tasks. isarePPT模板下载: 行业PPT模板: 节日PPT模板: PPT素材下载: PPT图表下载: 优秀PPT下载: PPT教程: Word教程: Excel教程: 资料下载: PPT课件下载: 范文下载: 试卷下载: 教案下载: 字体下载: 单个不定式作主语时,谓语动词用单数形式;两个及以上不定式作主语
28、时,谓语动词用复数形式;但作为一个整体时,谓语动词用单数形式。Where to go on a holiday and when to go for the holiday have not been decided.到哪里去度假以及何时去度假还没有决定。Where and when to go on a holiday has not been decided.到哪里去,何时去度假还没有决定。PPT模板下载: 行业PPT模板: 节日PPT模板: PPT素材下载: PPT图表下载: 优秀PPT下载: PPT教程: Word教程: Excel教程: 资料下载: PPT课件下载: 范文下载: 试卷
29、下载: 教案下载: 字体下载: Applying the rules1.The next dish that the cook will prepare is Kung Pao Chicken. (attributive).2.The preparation of home-cooked meals is easy and enjoyable. (subject)3.Her dream is that she will open a restaurant some day. (predicative) 4.We will put the potatoes in the pot first in
30、 order that they will be cooked quickly. (adverbial of purpose)5.I consider the Soup of the Day as the best option on the menu. (object complement) I consider the Soup of the Day to be the best option on the menu.We will put the potatoes in the pot first (in order) to cook them quickly.Her dream is
31、to open a restaurant some day.To prepare home-cooked meals is easy and enjoyable.It is easy and enjoyable to prepare home-cooked meals.The next dish to be prepared by the cook is Kung Pao Chicken.PPT模板下载: 行业PPT模板: 节日PPT模板: PPT素材下载: PPT图表下载: 优秀PPT下载: PPT教程: Word教程: Excel教程: 资料下载: PPT课件下载: 范文下载: 试卷下载:
32、 教案下载: 字体下载: Complete the article with the correct forms of the verbs in the brackets. As long as you are not afraid of heights, you will be impressed by Sky Buffet, the latest restaurant in the city center. (1) _ (locate) at the top of Tower 88, it gives you an amazing view of the bay. Better still
33、, its entire seating area turns slowly and it is enjoyable (2) _(see) the scenery outside while having your meal. Since it takes about an hour (3) _ (turn) the full 360 degrees, you are unlikely to get bored with the scenery. If you want to get the most wonderful views, your best bet is (4)_ (sit) b
34、y the window an hour before sunset and watch how the sky changes colours. The atmosphere is lively and modern, with its walls (5) _ (paint) white and light blue. Sky Buffet serves a menu full of eye-catching Asian dishes, (6) _ (range) from Chinese food to Japanese food. It will be a good idea (7)_
35、(invite) your family and friends over for dinner. Sky Buffet is considered by many locals (8)_ (be) the perfect location for a special occasion.Locatedto turnto sitpaintedrangingto inviteto beto seePPT模板下载: 行业PPT模板: 节日PPT模板: PPT素材下载: PPT图表下载: 优秀PPT下载: PPT教程: Word教程: Excel教程: 资料下载: PPT课件下载: 范文下载: 试卷下
36、载: 教案下载: 字体下载: Imagine your friend has taken you out to dinner at Sky Buffet. Write a thank-you note to your friend, offering to return the favor by inviting him or her to your home for dinner next weekend. Remember to use to-infinitives. Use the expressions below to help you.HomeworkI am writing to .It was so kind of you to .It was wonderful to .I have always wanted to .I would like/love to .My plan is to .PPT模板下载: 行业PPT模板: 节日PPT模板: PPT素材下载: PPT图表下载: 优秀PPT下载: PPT教程: Word教程: Excel教程: 资料下载: PPT课件下载: 范文下载: 试卷下载: 教案下载: 字体下载: Thank you