初中英语课件：八种时态.ppt

1、The Revision of Tenses,Ms. Zhou,课件的使用说明,本课件主要是针对各种时态的综合复习。中外文化的差异使英语的表达增加了许多难度，特别是时态的变化。汉语中只有时间的变化，而英语中的谓语也要随之变化。本课件重点就8种时态（中学16种时态）加以综合，使学生们通过眼观，耳听，口述之后达到心中有数。 首先，通过汉英表述的差异，引导学生说出中学所学的8种时态。其次，通过学生自我总结，运用图中对话，以及时空表达使学生们对各种时态进一步了解，再通过进一步即时操练，达到熟练掌握之目的。然后对各种时态重新回顾，再通过延伸练习达到进一步巩固之目的。最后，答“记者”问。相信通过各种时态的

2、 综合复习,学生们写作时他们 的时态失误率定会大大减少. 谢谢,The Tenses of the Verbs,No.1 The Present Indefinite Tense,No.3 The Future Indefinite Tense,No.2 The Past Indefinite Tense,No.4 The Future-In-The-Past Tense,No.5 The Present Continuous Tense,No.8 The Present Perfect Tense,No.6 The Past Continuous Tense,No.7 The Past Pe

3、rfect Tense,No1.The Present Indefinite Tense,A. Definition It expresses an action or state in the present at the time of speaking. As the square frame below.,Do you know what I often do ?,You usually go .,Past,Now,Future,B.Mark words and phrases. sometimes , often , always , usually , seldom , every

4、 , never .,C. Basic structures 1. s + v+ p : Youre students . 2. s + v : The students often go to school on weekdays. 3. There be : There is a dog near the door .,A.Definition It expresses an action that happened in the past.,B.Mark words and phrases. yesterday , two days ago , last week , in 1999 .

5、,No2.The Past Indefinite Tense,Like the picture below .,Past,Now,What did I do ?,1.s + was/were + p： You were pupils in 2000. 2.There was/were . :There was a police car in our school yesterday. 3. s + v(past tense): Yao Ming went to NBA two years ago .,C. Basic structure,I also know !,No.3 The Futur

6、e Indefinite Tense,A.Definition It expresses an action that will happen in the future.,I will be a king of the world.,As the dotted line below .,Now,Future,B.Mark words tomorrow , next , in 2008 ,C.Basic Structure 1.S + will/shall + V : We will/shall talk about Mr.Zhu next time. 2.S + be going to +

7、V :We are going to play basketball. 3. S + be about to + V : It is about to rain tomorrow. 4.S + be to + V : Im to be a doctor next year .,No.4 The Future-In-The-Past Tense,It expresses an action that will happen in the future from then on.,A.Definition,Look at the double dotted line below,Past,Now,

8、Future,Come on !,Next time I would catch you!,1.S + should/would + V He told me that I should succeed. 2.S + was/were going to + V They were going to have a meeting. 3.S + was/were + about to + V The train was about to leave. 4.S + was/were + to + V He said he was to leave school,B.Basic Structure,A

9、. Definition It expresses an action that continues over a period of time now.,Do you know what Im doing?,No.5 The Present Continuous Tense,As the vertical line below.,Past,Now,Future,S + be + Ving 1. We are talking about Lesson 2. 2 . Listen ！ who is speaking?,B. Mark words and phrases,now , look ,

10、listen , these days ,C. Basic structure,I know !,A. Definition It expresses an action that continues over a period of time which is in the past. Look at the double vertical line below.,What was I doing yesterday?,No.6 The Past Continuous Tense,Past,Now,Future,S + was/were + Ving 1.Jim was doing his

11、homework at this time yesterday. 2.We were playing cards at 9:00 yesterday.,at this time yesterday , at this time of last year. at 9:00 yesterday .,C. Basic structure,B. Mark phrases,Understand ?,It expresses an action that is finished in the past , maybe it can go on. Just like double pitch arcs be

12、low.,No.7 The Past Perfect Tense,A. Definition,S + had + V (past participle) 1. The teacher had been there when we arrived. 2. We had learned 2000 words by the end of last year.,B.Basic Structure,Past,Now,Future,already , yet , never , ever , just , before , since ,No.8 The Present Perfect Tense,A.

13、Definition,It expresses an action that is finished at present. But maybe it can continue.,B. Mark Words,Past,Now,Future,I have finished my homework.,Like the pitch arc below,S + have/has + V (past participle) 1. Yao Ming has gone to the USA 2. I have never been to Japan. 3. We have finished eight te

14、nses now.,Lets talk about the exercises below.,C. Basic structure,I know well !,一. According to the pictures above. Fill in the blanks. Look, he _ (wait) for a bus. There _ (be) a sports meeting next week. _ you often _ (go) to the cinema? Tom _ already _ (borrow) many books. What _ you _ (do) at th

15、is time last week? He said he _ (visit) his grandmother next week. They _ (plant) a lot of trees along the river yesterday. 8. He said he _ (be) to Shanghai before. 9.At present we _ (finish) all the lesson.,Exercise,is waiting,will be,Do,go,has,borrowed,were,doing,would visit,planted,had been,have

16、finished,1.what are Mr and Mrs Black doing ? -They _tea in the garden. A.are drinking B.drank C.have drunk D.drink 2.I m sorry youve missed the train. It _10 minutes ago. A.left B.has left C.had left D.has been left 3.I dont know if his uncle_. -I think he_if it doesnt rain. A.will come;comes B.will come;will come C.comes;comes D.comes ;will come 4.how many time