高考英语-现在完成时与过去完成时的区别(共15张ppt)教学内容

1、高考英语-现在完成时与过去完成时的区别(共15张PPT)概念概念现在完成时现在完成时1.表示表示过去过去发生的发生的对现在有影响对现在有影响的动作；的动作； I have seen the film many times，so I wont go with you . 2.表示表示过去过去某一时间开始一直某一时间开始一直延续到现在延续到现在的动作。的动作。 He has lived here since 1949.概念概念过去完成时过去完成时 表示过去表示过去某一时刻以前某一时刻以前已经开始并一直已经开始并一直延续到这延续到这一时刻一时刻或或在此刻前在此刻前已经完成的动作，即已经完成的动作，即

2、“过去的过去的过去过去”. By the end of last term we had learned 4000 English words. When I got there, the bus had already gone. Before I met her, I had heard a lot about her. By the time we got to the cinema, the film had been on for five minutes.表示意向意向的动词如hope,wish,expect,think,intend,mean,suppose 等用过去完成时表示原本

3、想做但并未完成的动作 eg. I had hoped that you would come to my party.练练 习习1.I have this nice watch for two years. (A)had (B)bought (C)borrowed (D)lend2.I _900 English words by the time I was ten. (A)learned (B)was learning (C)had learned (D)learnt3. It is said that he_ sent to Australia to improve his English

4、.(be)4. The living standard of the people in Nanjing _ since 1983. (rise)5. It _ (stop) raining when I woke up this morning. has beenhas risenhad stopped cover, earn, fail, make, permitTsinghua University has made swimming a compulsory course for all students. Those who are not able to swim will not

5、 be permitted to graduate. The new regulation, starting this year, states that all students must pass a swim test, and those who fail must take a swimming course. Students can take the swimming course any time in the latter three years of their university experience. A “pass” can be earned by coveri

6、ng 50 meters using breaststroke (蛙泳), butterfly, freestyle or backstroke (仰泳).fail vt & vi 不能；未能；失败不能；未能；失败We tried but failed. It is very important to find out why you failed to achieve your goal. I never fail to phone my parents on their birthdays. vt & vi 没有通过没有通过 (考试考试)；不及格；评定；不及格；评定 (某某

7、人人) 不及格不及格Her work was so bad that the teacher had no choice but to fail her. I passed in history but failed (in) chemistry. vi 出故障；失灵出故障；失灵He saw a terrible accident in which a trams brakes failed. vi 常用于进行时常用于进行时 (健康、体力、视力等健康、体力、视力等) 衰退；衰退；减弱；消失减弱；消失His eyesight is failing. She has suffered from .

8、 vt 使失望使失望 (= let down)；使无能为力；使无能为力When we needed his help, he failed us. (= I cannot express how I feel). claim, cover, hold, remindA photo of an old woman holding up an umbrella for a young child has recently gone viral (流行起来) on Chinas social media. In the photo, the kid is not at all covered by

9、the umbrella, which looks amusing. The girl, from Hefei City of Anhui Province, is 2 years old. The old woman is her grandmother. They were on their way to a wet market (鲜货市场) to claim the milk bottle left there the previous day. The grandmother didnt realize the funny scene until a passer-by, who a

10、lso took the picture, reminded her. Claim v./n .声称,断言,主张； 索要,索赔；认领The product claims that it can make you thin with dieting.The girls claim to have seen the fairies.You can claim on the insurance if you have an accident while on holiday.If you are still not satisfied, you may be able to claim compen

11、sation. Lost property can be claimed between 10 a.m and 4 p.m . allow, hold, remain, rememberEveryone always remembers to wash his or her hands and body at the end of the day, but many times neglect their phone screen. The reason why your phone holds so many germs (细菌) is that it remains warm throug

12、hout the day because of how often we use it. The warm environment allows bacteria to grow very easily and puts you at a greater risk of getting infected .remain v. 作系动词作系动词 保持；仍然是保持；仍然是/保持沉默 / 继续坐着Many of his songs have remained popular as ever. Light pollution has remained unsolved for years. 留存；剩下

13、；遗留留存；剩下；遗留Very little of the house remained after the fire. 正式用语正式用语 停留；逗留停留；逗留 (近近 stay)remain at / in / with:We were told to remain in our seats with our seat belts fastened. The rest of his family remained in Europe. 留待；尚待留待；尚待Major questions remain to be answered about his work. 关于他It remains t

14、o be seen whether you are right. remaining adj 只用于名词前只用于名词前 留下的；剩下的留下的；剩下的remains n 复数复数 残留物；遗迹；遗体残留物；遗迹；遗体She fed the remains of her lunch to the dog. What do the remains tell us about the evolution of the human race? admit, promise, remainMany loyal Trump supporters do not want to admit that Presi

15、dent Trump is different from candidate Trump. During the campaign, Trump said the NAFTA (北美自由贸易协定) was a bad deal and that, if elected, he would pull the U.S. out of NAFTA . Yesterday, President Trump said that he would not pull the U.S. out of NAFTA, at least for now. The U.S. will remain part of N

16、AFTA.Trump supporters will justify (为辩护) the Presidents latest adjustment in fulfilling what he promised during the campaign as nothing more than a president coming to understand the complexities of the mise n . C 诺言；许诺；承诺诺言；许诺；承诺 违背诺言carry out ones promise 履行诺言 / live up to 信守诺言I made a prom

17、ise to myself that this year, my last year in high school, would be different. Dont forget your promise to visit me next week. Give me your promise that youll never be late again. U (有有) 前途；前途；(有有) 指望指望He is a young man . Her work great . v vt & vi 承诺；保证；答应承诺；保证；答应The UK promises to reduce its carbon emissions by 80 percent by 2050.I promise you (that) youll never have to wait for me again. Ive promised the book to Susan. vt 有有