现在完成时.ppt

1、,Daniel,现在完成时,2009 Senior I,The past is history， The future is unknown， Only now is a precious gift， So now is called present.,Time consists of (is made up of ) three periods, that is,Past, Present and Future.,Daniel,现在完成时,2009 Senior I,过去,1.一般过去时 2. 过去进行时 3. 过去完成时 4. 过去将来时 5. 过去完成进行时,现在,1. 一般现在时 2.

2、 现在进行时 3.现在完成时 4. 现在完成进行时,将来,1.一般将来时 2.将来进行时 3.将来完成时,Daniel,现在完成时,2009 Senior I,现在完成时 I. Formation: have（has）+过去分词(done),注意特殊动词的过去分词,Daniel,现在完成时,2009 Senior I,II：Usage: 1。表示过去发生的某一动作对现在造成 的影响或结果,例如 I have just cleaned my hands. 我刚洗过手。 （“洗手”是发生在过去的动作， 对现在造成的结果是“手干净了”） I have just had my breakfast. (

3、对现在的影响：不饿),Daniel,现在完成时,2009 Senior I,2。表示过去已经开始，持续到现在的动作 或状态，也可以表示可能继续下去 的动作 或状态。通常和 for（段时间）, since（点时间） 引导的时间状语连用. 以及 so far, by now, these days, in the last/past ten years 等连用。 I have lived here for over ten years. He has studied here since 2006.,Daniel,现在完成时,2009 Senior I,III：Tips, which you sh

4、ould pay attention to when learning the tense.,Daniel,现在完成时,2009 Senior I,He _ football regularly for many years when he was young. （2008天津卷） A. was playing B. played C. has played D. had played 2. -You speak very good French! Thanks. I _ French in Sichuan University for four years.（ 2009四川卷) A. stu

5、died B. study C. was studying D. had studied *注意点一： 句中有时间的段未必要用现在完成时.,B,A,Daniel,现在完成时,2009 Senior I,Right or Wrong？ He has left home. He has left home for 20 days. I have bought the car for three years. I have received his letter for a month.I havent received his letter for a month. *注意点二: 终止性动词有完成

6、时,但不能带时间 的段. 非延续性动词的否定形式可以与表示延续时间的状语连用。,（）,（）,（）,（）,（）,Daniel,现在完成时,2009 Senior I,How to solve the problem？ 状态可以延续 a. 这部车我买了三年了. b. 他离家两个星期了. c. 他入伍六年了. I have had the car for three years. b. He has been away from home for two weeks. c. He has been a soldier (in army) for six years.,Daniel,现在完成时,200

7、9 Senior I,2. 用句型:It is + 时间的段 + since从句 (从句中的谓语动词是终止性动词) a. 这部车我买了三年了. b. 他离家两个星期了. c. 他入伍六年了. a. It is three years since I bought the car. b. It is two weeks since he left home. c. It is six years since he joined the army.,Daniel,现在完成时,2009 Senior I,Edward, you play so well. But I _ you played the

8、 piano. ( 2009全国I ) A. didnt know B. hadnt known C. dont know D. havent known,A,Daniel,现在完成时,2009 Senior I,-Where _ the recorder? I cant see it anywhere. -I _ it right here. But now its gone. have you put, put had you put, put C. did you put, have put D. were you putting, have put,A,*注意点三: 一般过去时和现在完

9、成时的区别 现在完成时强调过去的动作对现在的影响,跟现在有联系.一般过去时只表示过去的动作或状态.,Daniel,现在完成时,2009 Senior I,A: Have you seen the film? B: Yes, I have. A: When did you see it? B: I saw it last year.,Make a dialogue with your partner like this.,So far this year we _ a fall in house prices by between 5 and 10 percent. （2008福建卷） A. s

10、aw B. see C. had seen D. have seen,D,2. -What is the price of petrol these days -Oh, it _ sharply since last month. (09江西卷) A. is raised B. has risen C. has arisen D. is increased 3. I like these English songs and they _many times on the radio. （2008安徽卷） A. taught B. have taught C. are taught D. have been taught,B,D,4. The population of Jiangsu _ to more than twice what it was in 1949. The figure is now approaching 74 million. (09江苏卷) A. has grown B. have grown C. grew D. are growing 5. In recent years many football clubs _ as business to make a profit. (2008