1、 实义动词系动词助动词情态动词四大护法Patrick Star is eating a hamburger.The boy still stands here. 表示动作或者状态的词 定义： 能独立作谓语的动词 及物动词 （vt）延续性 分类 不及物动词 （vi）非延续性及物动词后必须加宾语 I like very much. I like English very much. They call me. They call me Mary. Please pass me. Please pass me the salt. Horses run fast. He jumps very high
2、.不及物动词无需接宾语Mike is studying Maths. Mike studies hard.有些动词既是及物动词又是不及物动词studyworkturn offleavelikepick uplearnswimflykeepvtvi有些不及物动词与其他词构成短语时，作用相当于一个及物动词感官类系动词动态系动词双谓语系动词状态类系动词系动词soundsmellfeeltastelook be I am a student. seem They seem quite happy. keep We need to keep fit. stay The window stayed ope
3、n all the night. 描述状态变化过程He is getting worse and worse.The man fell asleep two hours ago.Its growing warm.Maple trees turn red in autumn.The sun rose red. She stopped and stood quite still. The book lay open on the table. He married young. 用系动词的适当形式填空 1. You _very young. 2. At first those questions
4、_ easy, but later I found them difficult. 3. After the sports meeting, he _very tired. 4. My younger brother _a student last year. 5. When we_ up, were going to help build up our country. 6. The flowers _very sweet. 7. Her face _red. 8. Jack _very happy. 9. The mooncake _good. 10. The meat _ bad.loo
5、ksseemedlookswasgrowsmellturnslookstastestastes I was doing my homework all afternoon. Many trees are planted in the park last Sunday. They will leave in two hours. I shall be 16 years old next year. I have learned English for 8 years.助动词 be助动词 have/has/had助动词 will/shallA表能力 can/couldB表推测 can/must/m
6、ight/mayC表必要性 need/have toD表请求 should/shall/mayE半情态动词 need/dare He can play basketball.Mary went to Shanghai last week, so she cant be here.I could swim when I was 7 years old.表能力 “能，会”表猜测、怀疑 用于否定、疑问句can的过去式，表示过去的能力 可能，也许 He may/ might come tomorrow. might 语气更弱 表请求（might 语气更委婉）May I come in? - No, y
7、ou mustnt/ cant. （不可以，禁止） 用法例句must必须 I must go now.表推测 “一定” - Someone is koncking the door. - It must be Tom.“must” 在句首的疑问句- Must I finish the homework today?- No, you neednt/ dont have to.答句不能用mustnt 情态动词： 表示“需要、必须” Need I do the exercise now? - Yes, you must. / No, you neednt. 实义动词： sb. need(s) st
8、h. 某人需要某物 sb. need to do sth. sth. need doing 某事需要被做 = sth. need to be done用need 提问时，肯定回答为 must，否定回答为 neednt或dont have toshould vs shall should 表示义务、责任We should obey traffic rules. shall 征求意见（第一人称）Shall we go shopping today? 警示、命令、允诺（第二、三人称）You shall hand in your homework on time.will vs would用法例句wi
9、ll1.请求、询问（第二人称）2. 意愿 Will you pass me the book? We will do anything thing for you.将来时 They will have a meeting tomorrow.wouldwill 的过去式 表示过去的意愿或委婉的询问Would you tell me the way to the station.1. John_ come to see us tonight, but he isnt very sure yet. A. may B. can C. has to D. must 2. They _ do well i
10、n the exam. A.can be able to B. be able to C. can able to D. are able to 3. May I take this book out? No, you_. A. cant B. may not C. neednt D. arent 4 .You_ go and see a doctor at once because youre got a fever. A.can B. must C. dare D. would 情态动词练习情态动词练习1. They _ (visit) the museum last week. 2. Z
11、hang Hong _ (make) many friends since she came to Paris. 3. She _ (go)to the cinema with her classmates tomorrow evening. 4. John is always busy. He _ (sleep) only six hours very night. 5. Stay here; boy; dont go out. It _ (rain) now. visitedhas madewill gosleepsis raining6. She often _ (do) her lessons after supper. 7. Hurry up! The train _ (leave) in five minutes. 8. They _ (arrive) in London on the night of April 30, 1989. 9. While we _ (talk) in the room, the light suddenly went out. 10. They _ (learn) about 200 English words since this term.doeswill leavearrivedwere talkinghave learned
