《现在完成时》PPT课件

1、 The Queen _(tell) her huntsman to kill Snow White. The huntsman _(take) the girl to a forest. But the kind man did not kill her. Instead, he _(kill) a bear, _(take) out its heart and _(carry) it to the Queen. Poor little Snow White _(walk) alone in the forest. She _(walk) on and on. At last, she _(

2、see) a little house. She _(go) in and _ (clean) it. Then she _(have) some food and _ (go) to bed. 一般过去时表示过去的动作和状态，常去yesterday， last year, two weeks ago, in 1990, just now, in the past, long long ago, 等词连用。1. Who has sat on my chair?2. Who has eaten from my plate?3. Who has taken a piece of my bread?

3、4. Who has used my fork?5. Who has cut with my knife?6. Who has drunk out of my glass?7. Someone has visited our house.Language practice现在完成时的结构：现在完成时的结构：肯定：肯定：否定：否定：疑问：疑问：have/ has + 动词的过去分词动词的过去分词havent / hasnt + 动词的过去分词动词的过去分词have not/ has not + 动词的过去分词动词的过去分词Have/Has动词的过去分词动词的过去分词.?她已经完成作业。她已经完成

4、作业。我们已经买了很多东西我们已经买了很多东西你父母曾经坐船去大连旅游吗？你父母曾经坐船去大连旅游吗？Have your parents travelled to Dalian by ship?She has finished her homework.Weve already bought a lot of things.I have seen the film.我看过这部电影了：我看过这部电影了：肯定：肯定：否定：否定：疑问：疑问：I havent seen the film.Have you seen the film?Yes, I have. / No, I havent.1. He

5、has finished his work today.2. They have known each other for many years. 3. Weve already had our lunch at school.Weve already had our lunch at school.We havent had our lunch at school yet.Have you had your lunch at school yet?Grammar什么时候用现在完成时呢？什么时候用现在完成时呢？1.要表达要表达“过去的动作对现在造成的影响过去的动作对现在造成的影响”与现在完成时

6、连用的几个副词：与现在完成时连用的几个副词：肯定句肯定句:疑问句和否定句疑问句和否定句: yet 常置于句末常置于句末already, never, ever, just一般置于一般置于 助动词助动词have/has之后，过去分词之前之后，过去分词之前。already 也可以放在句末也可以放在句末already（已经）（已经）, just（刚刚）（刚刚）, ever（曾（曾经）经）, yet（还，尚）（还，尚）, never （从未）（从未） already, just ever, yet, never1. They havent been to Hong Kong. ( yet ) _2.

7、Many People have visited the Summer Palace. ( already ) _ _Many people have already visited the Summer Palace.They havent been to Hong Kong yet.Put the words in the correct place in each sentence.3. He has seen the film. (never) _.4. I havent read this book . ( yet ) _He has never seen the film.I ha

8、vent read this book yet.5. We have started to look at other planets. ( just )We have just started to look at other planets.肯定句改否定句或疑问句中，already 改成yetI have already visited Mountain Tai.2. He has already told Sally about it.3. Weve already had our lunch at school.I havent visited Mountain Tai yet. He

9、 hasnt told Sally about it yet.Have you had your lunch at school yet?Individual activityExercise Check AnswersUse “never, ever, already, just, yet” to fill in the blanks.1. I have _ seen him before, so I have no idea about him.2. Jack has _ had his lunch.3. “Have you _ seen the film?” “No, I have _

10、seen it.”4. “Has the bus left _?” “Yes, it has _ left.”5. Ive _ finished reading a detective book. neveralready/justeverneveryetalready/justjust1. I_ already _ (see) the film. 2. _ he _ (finish) his work today? Not yet.3. My father _ just _ (come) back from work. He is tired now.4. So far I _(make)

11、quite a few friends here.5. I _ just _ (finish) my homework. 6._ you _ (find) your science book yet? Fill in the blanks with the proper form.Rewrite the sentences as required.Alice has written a postcard already.(改为否定句改为否定句) Alice _ written a postcard _.2. Peter has found her lost pen on the floor a

12、lready. .(改为否定句改为否定句)Peter _ found her lost pen on the floor_.3. Miss Black has already taught English for five years.(改为一般疑问句改为一般疑问句) _ Miss Black taught English for five years _? have, their, yet, homework, finished, they (?) 2. my, I, yet, seen, havent, teacher(.)3. has, eaten , who ,from ,my ,pl

13、ate连词成句。连词成句。 Have they finished their homework yet?I havent seen my teacher yet.Who has eaten from my plate.2. 在过去开始的并持续到现在是我动作或状态。它往往和for或since构成的时间状语连用。 for + 一段时间 since + 时间点e.g. Great changes have taken place in Shanghai since 1983.Lily has been in Shanghai for seven years. 1._two years 2._two

14、years ago 3._last month 4._ 1999 5._yesterday 6._ 4 oclock 7 4 hours 8._an hour ago 9. _we were children 10._ lunch time 11._ she left here用since和for填空1. Jim has been in Ireland _ Monday.2. Jill has been in Ireland _ three days.3. His aunt has lived in Australia _ 5 years.4. Mary is in her office. S

15、he has been there _ 7 oclock.5. India has been an independent country _1974.3. 表示“曾经去过某地”和表示“已经去了某地”的意思时， 可用have been to 和 have gone to. have been to 与与have gone to 的区别的区别 1. have (has) been to意为意为“曾经去过某曾经去过某地地”，表示现在已经不在那里了。可表示现在已经不在那里了。可与与just, ever, never等连用。等连用。如：如：Ive just been to the post offic

16、e. 我刚才去邮局了。我刚才去邮局了。Have you ever been to Hangzhou? 你曾经去过杭州吗？你曾经去过杭州吗？Mary has never been to the Great Wall. 玛丽从未去过长城。玛丽从未去过长城。have (has) been to 后面可接次数，表示后面可接次数，表示去过某地几次。去过某地几次。Ive been to Beijing three times. 我去过北京三次。我去过北京三次。They have been to that village several times. 他们已经去了那个村庄好几次了。他们已经去了那个村庄好几次

17、了。 have been to 与与have gone to 的区别的区别 2. have (has) gone to 意为意为“到某地去到某地去了了”，表示，表示到了某地或正在去某地的途到了某地或正在去某地的途中。总之，说话时该人不在现场中。总之，说话时该人不在现场，一般，一般不用第一、第二人称代词作句子的主语。不用第一、第二人称代词作句子的主语。如：如： Where is Tom? 汤姆在哪里？汤姆在哪里？ He has gone to the bookshop. 他到书店去了。他到书店去了。have been to 与与have gone to 的区别的区别 have been to 曾

18、经去过某地，人已回来曾经去过某地，人已回来 have gone to 去了某地，人还未回来去了某地，人还未回来1. Astronauts have been / gone to the moon and returned safely.2. The spacecraft has been / gone into space. It wont return.3. The space shuttle has been / gone to the space station. It will come back tomorrow.4. The space shuttle has been / gon

19、e to the space station. It brought back two astronauts.Choose the correct words.2. on / discovered / yet / life / they / Mars / havent /. _ _3. already / astronauts / landed / moon / on / the / have. _ _They havent discovered life on Mars yet.Astronauts have already landed on the moon.Complete the s

20、entences with the expressions in the box.1. A spacecraft _to Mars. Its coming back to Earth next year.2. Lots of astronauts _to the space station. They found it very interesting.has gonehave beenhave / has been have / has gone3. Some American astronauts_ to the moon several times. 4. A British astro

21、naut _ to the space station. Hell come back in January.have beenhas goneFill in the blanks with the proper form.1. I_ already _ (see) the film. I _ (see) it last week.2. _ he _ (finish) his work today? Not yet.3. My father _ just _ (come) back from work. He is tired now.4. Wheres Li Ming ? He _ (go)

22、 to the teachers office.5. I _ (work) here since I _ (move) here in 1999.6. So far I _(make) quite a few friends here.7. How long _ the Wangs _(stay) here ? For two weeks.8. I _ just _ (finish) my homework. 9. He _ (go) to school on foot every day. 10._ you _ (find) your science book yet? 11. If it

23、_ (be) fine tomorrow, Ill go with you. 12. The students _ (read) English when the teacher came in. Rewrite the sentences as required.Alice has written a postcard already.(改为否定句改为否定句) Alice _ written a postcard _.2. Peter has found her lost pen on the floor already. .(改为否定句改为否定句)Peter _ found her los

24、t pen on the floor_.3. Miss Black has already taught English for five years.(改为一般疑问句改为一般疑问句) _ Miss Black taught English for five years _?A: Have you ?B: Yes, / No, (using already, just, ever, yet, never) Peter, have you finished your homework? Yes, Miss Lin. Ive _ finished it.2. What are you going to do this Sunday? I havent decided _. 3. Shall I tell Sally about it? No, you needn