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高中英語必修四unit2語法課件.ppt

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1、The ing form as the Subject , Object ,Predictive, Attributive and Object Complement,Grammar,Have you ever seen these signs?,parking, spitting, littering, smoking,-ing forms,1. 動(dòng)詞-ing形式的構(gòu)成: 是在動(dòng)詞末尾加-ing 形式構(gòu)成, 因此又叫動(dòng)詞的 -ing 形式。 如: do-doing, be-being, ask-asking, etc. 否定形式: not+ -ing 構(gòu)成 2. 動(dòng)詞-ing形式不能單獨(dú)作謂

2、語, 沒有人稱和 數(shù)的變化, 但可以有自己的賓語和狀語, 還有 時(shí)態(tài)和語態(tài)的變化。 3. 動(dòng)詞-ing形式由動(dòng)詞加-ing變化而成, 它同時(shí)具有名詞和動(dòng)詞的特征, 在句中可以 作主語、賓語等。,指出-ing形式在下面句中的成分。 Finding ways to grow more rice has been his life goal. He enjoys listening to violin music. China is a developing country. The music is exciting. We heard her singing in her room. Being

3、 ill, she went back home.,主語,賓語,定語,表語,賓語補(bǔ)足語,狀語,一、動(dòng)詞-ing形式作主語 表示經(jīng)常的、習(xí)慣性的動(dòng)作或狀態(tài), 謂語動(dòng)詞通常用單數(shù)。如: 1)Walking is a good form of exercise for both young and old. 2)Watching news on TV has become a routine for me. 3)Going to Hangzhou by train takes about 16 hours. 4)Asking a womans age is impolite in our count

4、ry.,2. -ing形式作主語時(shí)常后置, 此時(shí)須用it作形式主 語, 用形容詞或名詞作表語。 常見的名詞或名詞短語有: no use, no good, fun, hard work, a hard / difficult job, a waste of time 等; 形容詞有: dangerous, worthwhile, useless等。,歸納: 常用-ing形式作主語的句型有: It +be +a waste of time doing It is/was no good/use doing It is/was hardly/scarcely worth doing It is/w

5、as worth/worthwhile doing There is no doing...無法; 不允許,3. 在there be no...結(jié)構(gòu)中作主語, 這種結(jié)構(gòu)的意思相當(dāng)于“It is impossible to do ”。,There is no sense in doing 做沒有道理 There is/was no use doing 做無意義 There is/was nothing worse than doing 沒有比更糟的 There is/was no point doing 做無意義,1)There is no hiding of evil b

6、ut not to do it 若要人不知, 除非己莫為。 2)There is no joking about such matter. 這種事開不得玩笑。 3)There was no knowing when he would leave. 無法知道他什么時(shí)候離開。,,,,Try to tell the meaning of each sentence.,注意: There is no need to do sth 沒必要做某事, 在此句式中to do 不可換為doing. There is no need to tell her. 提示: 當(dāng)動(dòng)名詞用作主語時(shí), 其邏輯主語由 形容詞性物

7、主代詞和名詞所有格構(gòu)成。 1)My sisters being ill made me worried. 2)Your being right doesnt necessarily mean my being wrong.,動(dòng)名詞與不定式做主語時(shí)的比較: 動(dòng)名詞表示的動(dòng)作通常是一個(gè)習(xí)慣性的長(zhǎng)期進(jìn)行 的動(dòng)作, 不定式則通常表示動(dòng)作的一次性或短暫性。 e.g. 1)Teaching English is my job. 2)Finding ways to grow more rice has been his life goal. 3)To reach there on time is my ta

8、sk.,二、動(dòng)名詞用作賓語 動(dòng)名詞作賓語有兩種情況。 1. 只能后接-ing作賓語的動(dòng)詞, 常見的有 avoid, consider, enjoy, keep, finish, suggest, dislike, delay, escape, cannot help, imagine, mind, miss, practise, cannot stand, excuse, fancy, give up, put off, risk, insist on, look forward, feel like等。 e.g. 1)I cant avoid going 2)Have you conside

9、red looking for one special friend? 3)People couldnt help laughing foolish man,2. 既可接-ing和to do作賓語的動(dòng)詞, 常見的有: begin, start, continue, like, love, prefer, by, mean, forget,remember, hate等。 A. 在 like, love, hate, prefer等動(dòng)詞之后, 用-ing或不定式意義上沒有什么不同, 只是側(cè)重 點(diǎn)有些不同, ing表示泛指的動(dòng)作, to do表示具體的一次性動(dòng)作。 B. 在 begin/start

10、, continue之后, 用動(dòng)名詞和 不定式, 意義沒有什么不同, 尤其是當(dāng)主語是 人的時(shí)候。,C. 在動(dòng)詞forget, remember, regret之后, 用 動(dòng)名詞與不定式意義不同。 -ing 表示動(dòng)作已經(jīng)發(fā)生, -to do 表示動(dòng)作還沒發(fā)生; I remember posting the letter Ill remember to post the letter I shall never forget seeing the famous writer Dont forget to write to your mother I regret missing the repor

11、t I regret to say I cant take your advice,,,,D. 意義各不相同 try to do (設(shè)法) mean to do (打算, 有意要做) try doing (試試) mean doing (意思是, 意味著) be used to doing 習(xí)慣于做某事 be used to do 被用來做某事 cant help doing 禁不住做某事 cant help to do 不能幫助做某事,,,E. go on doing 繼續(xù)做一直在做的事; go on to do 接著做另一件事。 stop doing 停止做某事 stop to do停

12、下正在干的事去干另一件事。,,,,,3. 在介詞后接動(dòng)名詞作賓語 1) I insist on taking proper food for this trip 2) Instead of smiling, each of them made a face 3) She was very interested in working for our company 注:下列短語中的to都是介詞, 所以動(dòng)詞要 接-ing形式: devote to, object to, pay attention to, get down to, lead to, look forward to, stick t

13、o,be used to等。,三、-ing形式作定語 1. 單個(gè)動(dòng)詞的-ing形式作定語位于 被修飾名詞的前面, 既可以表示被修飾 者的作用或功能, 也可以表示被修飾者 的動(dòng)作或狀態(tài)。 e.g. building materials = materials for building 建筑材料,drinking water = water for drinking a walking stick = a stick for walking a reading room = a room for reading a writing desk = a desk for writing tiring

14、music = music that is tiring a surprising result= a result that is surprising,,,,,,,2. ing 形式短語作定語時(shí), 放在所修飾的名詞之 后, 并且在意思上相當(dāng)于一個(gè)定語從句。 1)They lived in a room facing the street. = They lived in a room that faces the street. 2)The man standing there is Peters father. = The man who is standing there is Pet

15、ers father. 3)Anybody swimming in this river will be fined. = Anybody who is swimming in this river will be fined.,,,,,3. -ing形式短語也可以用作非限制定語, 相當(dāng)于一個(gè)非限制性定語從句, 這時(shí), 它與句子其他部分用逗號(hào)分開。 1) His brother, working as a teacher, lives in Beijing. = His brother, who is working as a teacher, lives in Beijing. 2) The

16、 apple tree, swaying gently in the breeze, had a good crop of fruit. = The apple tree, which was swaying gently in the breeze, had a good crop of fruit.,,,四、-ing形式作賓語補(bǔ)足語 1) 動(dòng)詞-ing形式作賓語補(bǔ)足語常放在賓語 后面, 表示一個(gè)正在進(jìn)行的主動(dòng)性的動(dòng)作, 強(qiáng)調(diào)一個(gè)過程或一種狀態(tài)。 如: (1)When we returned to the school, we found a stranger standing at t

17、he entrance. (2)We found the snake eating the eggs.,2) 當(dāng)主句轉(zhuǎn)換為被動(dòng)結(jié)構(gòu)時(shí), 原來作賓語補(bǔ) 足語的動(dòng)詞-ing形式便轉(zhuǎn)換為主語補(bǔ)足語。 如: They found the result very satisfying. = The result is found very satisfying. They heard him singing in the next room. = He was heard singing in the next room.,2. 能用-ing形式作賓語補(bǔ)足語的幾類動(dòng)詞: 表示感覺和心理狀態(tài)的動(dòng)詞, 常見

18、的有 see, hear, feel, smell, find, notice, observe, look at, listen to等。 a. We saw a light burning in the window. b. I felt somebody patting me on the shoulder. c. Can you smell anything burning? d. As he spoke, he observed everybody looking at him curiously. e. I didnt notice him waiting.,2) 表示指使意義的

19、動(dòng)詞, 常見的有 have, set, keep, get, catch, leave等。如: I wont have you doing that. This set me thinking. Im sorry to have kept you waiting. I cant get the clock going again. You wont catch me doing that again.,3. see, hear, feel, watch等動(dòng)詞之后用-ing形式 和動(dòng)詞不定式作賓語補(bǔ)足語的區(qū)別: 前者表示動(dòng)作正在進(jìn)行, 而后者表示(或強(qiáng)調(diào)) 動(dòng)作從開始到結(jié)束的全過程。如: We

20、passed by the classmates and saw the teacher making the experiment. 我們走過教室, 看見老師在做實(shí)驗(yàn)。 (只在走過教室的剎那間, 看見老師正在做實(shí)驗(yàn)),五、-ing形式作表語 -ing形式作表語時(shí)放在系動(dòng)詞之后, 用來泛指 某種動(dòng)作或行為, 以說明主語的身份、性質(zhì)或 情況。 1) Her hobby is painting. 2) My job is looking after the children. 3) His concern for his mother is most touching. 4) She was ve

21、ry pleasing in her appearance.,六.現(xiàn)在分詞作狀語,現(xiàn)在分詞作狀語時(shí), 分詞的邏輯主語必須是 句子的主語, 分詞必須和句中的主語含有邏輯 上的主謂關(guān)系, 否則不能用現(xiàn)在分詞作狀語。 但要注意它的各種形式變化:,主動(dòng)形式 被動(dòng)形式 V-ing being V-ed having V-ed having been V-ed,,一般式,完成式,e. g. 1) Hearing the bell, the students began to enter the classroom. (聽見和進(jìn)入兩個(gè)動(dòng)作同時(shí)發(fā)生) 2) The building being b

22、uilt now is our new library. (being built為現(xiàn)在分詞的被動(dòng)形式, 表示動(dòng)作正 在進(jìn)行之中) 3) Having done the work, he went home.,主動(dòng)形式 被動(dòng)形式 V-ing being V-ed having V-ed having been V-ed,一般式,完成式,現(xiàn)在分詞在句中作狀語, 修飾謂語動(dòng)詞或整 個(gè)句子, 表示動(dòng)作發(fā)生的原因、時(shí)間、方式、 結(jié)果、條件、伴隨等。現(xiàn)在分詞一般不用作 表目的地狀語(通常用不定式表目的地狀語)。,1)Walking in the street, I came across a

23、n old friend of mine. =When I was walking in the street, I came across an old friend of mine.,1表時(shí)間狀語,2表原因狀語 1)Being ill, he didnt go to school. =As he was ill, he didnt go to school.,2)Being a student, you should study hard. =Since you are a student, you should study hard.,3 表方式、伴隨情況的狀語: 作伴隨狀語的分詞 表示

24、的動(dòng)作, 必須是主語的一個(gè)動(dòng)作, 或是與謂語 所表示地動(dòng)作(或狀態(tài))同時(shí)發(fā)生, 或是對(duì)謂語表示 的動(dòng)詞(或狀態(tài))作進(jìn)一步地補(bǔ)充說明。,1) He sat on the sofa, watching TV. =He sat on the sofa, and watched TV.,2) 他們笑著談著走進(jìn)了教室。,_____________________ , they went into the classroom.,Laughing and talking,4 表結(jié)果 e.g. 1) Her mother died in 1990, leaving her with her younger b

25、rother. =Her mother died in 1990, and left her with her younger brother.,2) The song is sung all over the country, ________________________________.,making it the most popular song,5 表?xiàng)l件,1) Using your head, you will find a way. =If you use your head, you will find a way.,______________, you will see

26、 a white house.,2) Walking ahead,6 與邏輯主語構(gòu)成獨(dú)立主格: 1) I waiting for the bus, a bird fell on my heard 2) All the tickets having been sold out, they went away disappointedly. 3) Time permitting, well do another two exercises.,**有時(shí)也可用with (without) +名詞(代詞賓格) +分詞形式。 With the lights burning, he fell aslee

27、p. 7 作獨(dú)立成分: 1) Judging from(by) his appearance, he must be an actor.,Thank you!,The ___ boy was last seen ___ near the bank of the lake. A. missing; playing B. missing; play C. missed; played D. missed; to play 解析: missing是形容詞, 作boy的定語, 意思是“失蹤的”。 was last seen playing 表示被看見時(shí)正在玩。,真題解析,A,精析:根據(jù)句意“

28、it may now be too late to ” 和 “already” 可知“河流已經(jīng)被嚴(yán)重污染”, 應(yīng)用完成時(shí)。答案 A。,高考鏈接,____ such heavy pollution already, it may now be too late to clean up the river. (2004全國(guó)) A. Having suffered B. Suffering C. That D. Suffered,A,2. ____ the general state of his health, it may take him a while to recover fro

29、m the operation. (全國(guó)2002)A. Given B. To give C. Giving D. Having given,解析: 本題考查過去分詞作狀語的用法。 分析題干, 前一部分相當(dāng)于一個(gè)條件狀語從句, 即 If he is given , 因?yàn)橹骶涫?it, 從句應(yīng)含 被動(dòng)意義, 這恰是過去分詞作狀語的基本含義 即含被動(dòng)意義。答案 A。,A,3. The picture ____ on the wall is painted by my niece. (2001上海) A. having hung B. hanging C. hangs D. b

30、eing hung 解析: 分析題目可知, 謂語是 is painted, 那么選項(xiàng)部分 應(yīng)是充當(dāng)定語的。A項(xiàng)是現(xiàn)在分詞的完成式, 其一般 不作定語, 只作時(shí)間或原因狀語; C項(xiàng)動(dòng)詞“第三人稱 單數(shù)”顯然也不能作定語, 只作謂語; 分析 the picture 與動(dòng)作 hang 之間的關(guān)系, 其不含被動(dòng)意義, D項(xiàng)排除; B項(xiàng)是現(xiàn)在分詞的一般式, 相當(dāng)于定語從句which is hanging。答案 B。,B,4. Lets have a rest Not now. I dont want to stop __________ yet(MET 1985) A. study B

31、. to study C. for studying D. studying,解析: stop studying 意為“停止學(xué)習(xí)”。,D,5. Let me tell you something about the journalists Dont you remember ________ me the story yesterday? (1999上海高考) A. told B. telling C. to tell D. to have told,解析: remember telling me 意為 “記得曾經(jīng)告訴過我”。,B,1. What made you

32、 so upset? _____ two tickets to the pop music concert. A. Losing B. Because of losing C. To lose D. Because I had lost 2. I cant imagine _______ that with them. A. do B. to do C. being done D. doing,A,考考你,D,3. He got well-prepared for the job interview, for he couldnt risk ____ the

33、good opportunity. A. to lose B. losing C. to be lost D. being lost 4. ___ is forbidden inside the park. A. To cycle B. We cycle C. Anyone cycles D. Cycling,B,D,5. I cant stand ___ with Jane in the same office. She just refuses ___ talking while she works. A. working; stopping B. to work; st

34、opping C. working; to stop D. to work; to stop 6. The old lady needs ____. A. look afterB. to look after C. looking afterD. being looked after,C,C,1. If you can keep ________(read) English newspapers, your English will be improved. 2. He has promised __________(come) to my birthday party. 3. I

35、 hate _________________(tell) lies! 4. I will never forget __________(go) to Beijing with him last summer. I forgot ________(tell) her the news; so she knew nothing about it.,Complete these sentences:,reading,to come,telling/to tell,going,to tell,出國(guó)旅行是很激動(dòng)人心的。 Travelling abroad is very exciting. 2. 在這兒等是沒用的, 我們走吧。 Its no use waiting here. Lets go. 3. 我記得在哪里見過他。 I remember seeing her somewhere.,Translation,4. 我后悔沒聽你的勸告。 I regret not following your advice. 5. 幫助別人就是幫助你自己。 Helping others means helping yourself.,For more exercises, click here.,

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