不定式一應(yīng)俱全1課件

1、觀察劃線部分的特點(diǎn)I asked the boy to answer my question.Toms attending the meeting made everyone there very happy.To learn maths is not easy./ It is not easy to learn maths.Seen from the hill, the city looks very beautiful.The girl sitting under the tree is my sister.觀察劃線部分的特點(diǎn)非謂語動(dòng)詞動(dòng)名詞分 詞不定式現(xiàn)在分詞過去分詞doingdoing

2、doneto do非動(dòng)名詞分 詞不定式現(xiàn)在分詞過去分詞doingdoing不定式構(gòu)成：to+ 動(dòng)詞原形不定式構(gòu)成：不定式的時(shí)態(tài)和語態(tài)（ do) 主動(dòng) 被動(dòng) 現(xiàn)在原形 進(jìn)行式 無 完成原形進(jìn)行式 無語態(tài)時(shí)態(tài)to doto be doneto be doingto have doneto have been doneto have been doing否定式：在不定式前加 not 不定式的時(shí)態(tài)和語態(tài)（ do) 原形 不定式表將來表目的表某一次具體的動(dòng)作1. 我有很重要的事情要告訴你。I have something important to tell you.2. 那個(gè)男孩喜歡玩電腦游戲。The

3、boy likes to play computer games.3. 為了通過考試，我更加努力學(xué)習(xí)。To pass the exam, I work even harder.不定式表將來表目的表某一次具體的動(dòng)作1. 我有很重要的事情不定式的用法1.學(xué)英語對(duì)于我們來說不是很難。It is not difficult for us to learn English./ To learn English is not difficult for us.2. 小男孩很想學(xué)英語。The boy wanted to learn English.3. 他的愛好是打籃球。His hobby is to pl

4、ay basketball.4. 我沒有東西吃。I have nothing to eat.5. 為了贏得比賽，他刻苦練習(xí)。To win the game, he works hard.6. 我很高興見到你。I am very glad to see you.7. 爸爸叫他進(jìn)來。Father asked him to come in.賓語主語賓語補(bǔ)足語狀語定語表語不定式 7135642不定式的用法不定式 7135642一、不定式作主語Eg.吸這么多煙對(duì)你的身體不好。(具體)To smoke so much is not good for you./Its not good for you to

5、 smoke so much.不定式作主語表示的動(dòng)作往往是具體的或一次性的動(dòng)作，特別是將來的動(dòng)作。常用It 作形式主語( 注意句型： It is + adj.+ for /of sb to do sth.)Eg. 你真好，幫助我學(xué)習(xí)英語。It is very good of you to help with my English.一、不定式作主語二、不定式作賓語1.爸爸答應(yīng)給我買一輛單車。My father promised to buy a bike for me.2.天??！ 我忘了關(guān)燈了。Oh, My God! I forgot to turn off the light.注意：下列動(dòng)詞或

6、動(dòng)詞短語后接不定式：advise, agree, seem, appear, offer, happen, wish, hope, pay, expect, long, plan, intend, promise, pretend, decide, afford, manage, choose, be said to, would like to等。二、不定式作賓語三、不定式作賓語補(bǔ)足語1.醫(yī)生建議他每天鍛煉身體。The doctor advised him to take exercise.2. 他的父母期望他上大學(xué)。His parents expected him to go to uni

7、versity.三、不定式作賓語補(bǔ)足語注意：用不定式作賓語補(bǔ)足語主要看動(dòng)詞1.以下動(dòng)詞接不定式作賓語補(bǔ)足語：advise, allow, ask, beg, cause, expect , force , get, encourage , hate, invite ,order ,oblige, wish, want, warn, remind, promise, permit, persuade, request2. 以下動(dòng)詞接動(dòng)詞原形作賓補(bǔ)：make, let , have ,see,watch(等感官動(dòng)詞接動(dòng)詞原形作賓語補(bǔ)足語表示動(dòng)作全過程）Eg; 老師看著學(xué)生過馬路The teache

8、r watched the students cross the road.注意：用不定式作賓語補(bǔ)足語主要看動(dòng)詞四、不定式作定語1.最后一個(gè)來到達(dá)的人要付賬。The last one to come pays bill.2.下一列到站的火車是從紐約開來的。The next train to arrive was from New York.注意：（1）不定式作定語的位置： （2）所表示的時(shí)間：放在名詞的后面將來四、不定式作定語放在名詞的后面將來 五、 作表語我今天必須做的事情是打掃房間。What I must do today is to clean the room.2. 他的任務(wù)是送信。H

9、is task is to send letters.注意：不定式表示一次性的；具體的動(dòng)作 五、 作表語六、動(dòng)詞不定式作狀語1.表示目的（1）我在存錢買電腦。 Im saving up to buy a computer（2）我要把他的電話號(hào)碼記下來，以防忘記Ill write down his telephone number （so as） not to forget it.2.表示結(jié)果他的視力太差了，看不清這么小的字。His eyesight is too poor to read such small letters.3.表示原因(一般放在形容詞后面）我很高興遇到你I am very

10、glad to meet you.六、動(dòng)詞不定式作狀語(高考鏈接）1.(09.廣州一摸）On their return the father asked his son _(explain) what he had learnt.2.My advisor encouraged me _(take) a summer course to improve my writing skills.( 2004. Beijing)3.I dont know whether you happen _(hear), but Im going to study in the U.S.A this Septemb

11、er. (2004. Liaoning).4. The flu is believed _(cause) by viruses that like to reproduce in the cells inside the human nose and throat. (2004.shanghai)5. He seems _（punish) by his teacher yesterday.(09.高考模擬）_(save ) the badly sick lady, the doctor had an operation on her. He was too frightened _ (say)

12、 anything.The school ordered all the classroom_ ( clean ).to explain to take to have heardto be causedto have been punishedTo saveto sayto be cleaned(高考鏈接）to explain to take to hExercise:1. He is said _(allow) to return to his country because a new president comes into power.2. He spoke in such a hi

13、gh voice _ (hear) at the further end of the room. 4. To play fair is as important as _ (play) well.5. We agreed _(meet) here but so far she hasnt turned up yet.6.Rather than ride on a crowded bus, he always prefers _ (ride) a bicycle.7. The boy wanted to ride his bicycle in the street, but his mothe

14、r told him _ (do).8. Ill do whatever I can _ (improve) my English.9. My grandmother seems to have a lot _(worry) about. 10. You shouldnt allow students _(play) games near the classroom, for its too noisy.to be allowed( as )to be heard to playto improve to meetto ridenot to doto worry aboutto play Ex

15、ercise:to be allowed( as )toI had meant _(call) on you, but I was so busy. 12. To know what is good and _(do) what is right are two different things.13. You must have taken a lot of trouble _ _(find) this materials for us.14. He was afraid _(go) forwards because he was afraid of falling down.15. I h

16、ate _ (hear) their complaints all day. One of these days, I will tell them what I really think.16.The way they talked _(settle) the problem seemed impossible.17.He let me repeat his instructions _(make) sure that I understood what was _(do) after he went away.18. Paul doesnt have to be made _(learn) . He al