初中英語 unit3 英語語法 動(dòng)詞不定式

1、9A Unit 3Teenage problems Grammar A&B省錫中實(shí)驗(yàn)學(xué)校省錫中實(shí)驗(yàn)學(xué)校 金春民金春民1. He likes staying out late to play football.2. He has a lot of homework to do every day.3. He doesnt have enough time to practise playing football.To -infinitivesTo -infinitivesTo hand in homework on time is good. =It is good to hand in

2、 homework on time.Subject (主語主語)I hope to hear from you soon.The boy promises not to be late for school again.More infinitivesMore infinitivesObject (賓語賓語)1. To tell lies is bad. (subject/ object)2. I want to buy some books. (subject/ object)Have a try Have a try subjectobjectHis dream is to be a gr

3、eat football player.His purpose is to help you solve your problem.His parents dont allow him to go out after 6 p.m.Mr. Wu tells the students not to shout in class.Predicative (表語表語)Object complement (賓語補(bǔ)足語賓語補(bǔ)足語)More infinitivesMore infinitives His dream is to be a football player. (predicative/ obje

4、ct complement) 2. His mother asks him to go out at once. (predicative/ object complement) predicative object complement Have a try Have a try He stayed there to see what would happen.She ran fast to catch the first bus.Linda came back home to find her house on fire.The little baby has grown up to be

5、 a beautiful girl.Adverbial to express purpose (表示目的的狀語表示目的的狀語Adverbial to express result (表示結(jié)果的狀語表示結(jié)果的狀語More infinitivesMore infinitives1. Tom works hard to make a lot of money. (adverbial to express purpose/ adverbial to express result )2. He opened the door only to find no one was at home. (adver

6、bial to express purpose/ adverbial to express result )Have a try Have a try adverbial to express purposeadverbial to express resultMr. Wu is always the last to leave.There is no need to trouble him.Simon has got something important to tell us.Attributive (定語定語)More infinitivesMore infinitives1. Writ

7、e a letter to tell your father that you need his help. (attributive/ adverbial to express purpose)2. Have you got anything important to tell me? (attributive/ adverbial to express purpose) attributive adverbial to express purposeHave a try Have a try NoteNote1. Jim Carreys films always make me _ (to

8、 laugh, laugh).2. Its good to let your parents _ (to know, know) your feelings.3. The twins often have their parents _ (to buy, buy) a lot of snacks.Some verbs take a bare infinitive (without to).laughknowbuyNoteNote1. Someone saw him _ (walk, to walk) into that building at about three this afternoo

9、n.2. Did you hear him _ (go, to go) out?3. Did you notice him _ (come, to come) in?Verbs of perception(感知感知) take bare infinitives as well.walkgocomeNoteNote1. This can help us (to) relax and make our lives more interesting.2. Would you like to help me (to) solve the teenage problems?The verb help c

10、an be followed by either a full or a bare infinitive.NoteNote1. Simon likes staying out late to play football.2. Simon likes staying out late to chat with his friends.Simon likes staying out late to play football and chat with his friends.The to of the second infinitive is normally dropped.More More

11、 problemsproblems My home is always noisy. I cannot find a quiet place _ (to study, studying).More More problemsproblemsto study Ask your family _ (turn) Ask your family _ (turn) down the TV or turn it off while down the TV or turn it off while you are studying.you are studying.to turnSuggestionsSug

12、gestions I have no courage _ (to share, for sharing) with my friends my worries.More More problemsproblemsto share Try _ (talk) to your friends Try _ (talk) to your friends and share your worries with them.and share your worries with them.to talkSuggestionsSuggestions To tell you the truth, sometime

13、s I quarrel with my cousin Shirley. I hope she will not come _ (to disturb, disturbing) me any more.More More problemsproblemsto disturb Be patient. Tell your cousin that it Be patient. Tell your cousin that it is important _ (leave) is important _ (leave) you alone so you can study.you alone so you

14、 can study.to leaveSuggestionsSuggestionsMore More problemsproblems I hope my parents can spare some time for me every day. I need someone _ (talking, to talk) to at home.to talk Write a note _ (tell) your Write a note _ (tell) your parents that you need them.parents that you need them.to tellSugges

15、tionsSuggestionsMore More problemsproblems _ (Learning, To learn) dancing well, I need much more practice.To learn Plan your time carefully and Plan your time carefully and make sure you have some time make sure you have some time _ (dance) every day._ (dance) every day.to danceSuggestionsSuggestion

16、sMore More problemsproblems My parents care only about marks after exams. They do not seem _ (to notice, noticed) that I have tried my best.to notice The best way is _ (let) your The best way is _ (let) your parents see your progress after each parents see your progress after each exam.exam.to letSu

17、ggestionsSuggestionsMore More problemsproblems1. She doesnt know how to communicate with her parents. 2. She doesnt know how to solve her problem.3. She wants to know where to ask for advice.Wh- words + to -infinitivesWh- words + to -infinitivesMore More problemsproblemsTip Tip decide, explain, hear

18、, learn, remember, see, tell, understand, find out1. Paul doesnt know who he can talk to for help.2. Simon just forgot when he could meet his friends.3. David asks where he can ask for help.1. Paul doesnt know who to talk to for help.2. Simon just forgot when to meet his friends.3. David asks where

19、to ask for help. how which what when where whose1. When I go into the clothes shop, I always cant decide which one to buy.2. My grandfather doesnt know how to use a computer.3. Kitty doesnt know whose bike to borrow?Have a try Have a try 4. Will you please show me how to drive a car? Yes, of course.

20、 Now let me tell you what to do first.5. I will tell Lucy when and where to meet.Have a try Have a try how which what when where whoseexcept whyM: Millie F: Mr. FriendM: Can you tell me about your job, Mr. Friend?F: Yes, of course. Many students write to me and ask me how to solve their problems. I

21、always give them my advice and tell them what to do.M: What problems do most students have?F: Many cant decide when to work and when to play. They just need to learn how to achieve a balance between study and play.An interviewAn interviewM: Millie F: Mr. FriendM: I agree. Sometimes, I just get too much homework and I really dont know which to do first. I feel stressed from time to time. Can you tell us who to talk to and where to get help when we have proble