現(xiàn)在完成時陳婧

1、語法課Unit 1 The changing worldPresent Perfect現(xiàn)在完成時Studying aims and demands知識目標 1.能準確理解現(xiàn)在完成時并使用have/has been to和 have/has gone to； 2.能準確使用與ever, never, already, yet, just等詞連 用的現(xiàn)在完成時； 3. 掌握由since和for引導的時間狀語在現(xiàn)在完成時中 的用法； 4. 準確使用和區(qū)分一般過去時和現(xiàn)在完成時。水平目標 通過學習和理解現(xiàn)在完成時，結合所學知識書寫一篇關于家鄉(xiāng)變化的短文。情感目標 了解北京乃至中國的變化，熱愛祖國，熱愛

2、家鄉(xiāng)。 現(xiàn)在完成時陳婧TRY!1. Hurry up! The play began five minutes ago. Hurry up! The play _ _ _ for five minutes 2. He bought this camera in 2012. He _ _ this camera _ 2012. 3. They joined the football club 3 years ago. They _ _ _ the club _ 3 years ago.4. Maria left her homwtown when she was ten years old. M

3、aria_ _ _ _ her homwtown _ she was ten years old.同義句轉換has been onhas had sincehave been in sincehas been away from since 一般過去時VS 現(xiàn)在完成時 表示“過去發(fā)生的動作或存有的狀態(tài)”，與現(xiàn)在沒有聯(lián)系。 表示過去發(fā)生或已經完成的動作對現(xiàn)在造成的影響或結果。主語 + 動詞的過去式主語 + hava/has動詞的過去分詞At presenttransportationexcellent, quick,municationsvarious; quick, easyGreat cha

4、nges in my hometown Great changes have taken place in my hometown since the reform and opening-up. But in the past, the living conditions here were poor. The roads were narrow. People lived in the small and dark houses. The communications were simple and slow. People kept in touch with their friends

5、 and relatives far away mainly by letter or telegram. They had a hard life. But now, things have changed. My hometown has made rapid progress and peoples living conditions are comfortable. We live in tall and bright buildings. The roads are wide and many people have their own cars. There are more ki

6、nds of communications than before, and they are becoming easier and quicker. People have a happy life now. My hometown has changed for the better now. I think it is important to remember the past, live in the present and dream about the future. TRY!1. Hurry up! The play began five minutes ago. Hurry

7、 up! The play _ _ _ for five minutes 2. He bought this camera in 2012. He _ _ this camera _ 2012. 3. They joined the football club 3 years ago. They _ _ _ the club _ 3 years ago.4. Maria left her homwtown when she was ten years old. Maria_ _ _ _ her homwtown _ she was ten years old.同義句轉換has been onh

8、as had sincehave been in sincehas been away from since 一般過去時VS 現(xiàn)在完成時 表示“過去發(fā)生的動作或存有的狀態(tài)”，與現(xiàn)在沒有聯(lián)系。 表示過去發(fā)生或已經完成的動作對現(xiàn)在造成的影響或結果。主語 + 動詞的過去式主語 + hava/has動詞的過去分詞roadsIn the pastnarrowhouseswerewerecrowded,smallfoodcouldnt get enoughAt presenttransportationexcellent, quick,municationsvarious; quick, easyGrea

9、t changes in my hometown Great changes have taken place in my hometown since _A： Where have you been?B： I have been to .A： Where has he/she been?B： He/She has been to .A： Has he/she been to.?B： Yes, she/he has. No,she/he hasnt.Mount TaiBeijingShanghaiGuangzhouBoaoSanyaMr. Brown Jane MariaA： Where ha

10、s . gone ? I cant find .B： He/She has gone to . He/She will be back in .My brother has gone to Beijing.My father has been to Beijing. He is in Haikou now.My brother has gone to Beijing. He isnt in Haikou now.have/has been to have/has gone to 某人去過 (已經回來了) 某人去了 (沒有回來)1. I _ Italy three times.2. Lily i

11、s not here now. She _ the railway station to meet her mother.VShave been to has gone toA： Have you ever been to Beijing?B: Yes. I have.ever 曾經(I have already been to Beijing.) already已經No. I havent. I have never been to Beijing. I have just come back from Beijing. just 剛剛never 從來沒有I havent been to B

12、eijing yet. yetHave you been to Beijing yet? yet yet 在否定句中，意為 “ 還，仍然”在疑問句句末，意為“已經”現(xiàn)在完成時： 表示過去發(fā)生或已經完成 的動作對現(xiàn)在造成的影響或結果。我對北京有所了解。I have been to Beijing before. 常與just, already, ever, never, yet, before等連用before 之前Fill in the blanks with the wordsA： Hey, how is everything going?B： Not bad. Ive _ come bac

13、k from the classroom.A：Oh, You have been in Beijing for several weeks. Have you _ been to the Tiananmen Square? B： No, I havent been there_. But I have _ been to the Zoo. A： Wow, thats really an interesting place. By the way, have you been to the new shopping center? B： No, Ive _ been there _.everne

14、verjustyetalreadyeverneverjustalreadyyetTRY!beforebeforeMy brother went to Beijing last month.How long has he been in Beijing?He has been in Beijing for _ _.one/a month=He has been in Beijing since _ _.last month=He has been in Beijing since _ _ ago.one/a month=He has been in Beijing since he _ _ _

15、one month ago.went to BeijingHow long have you been in the school?I have been in the school _.for+一段時間since+時間起點since+一段時間+agosince+從句(一般過去時) 現(xiàn)在完成時常與由 _ 和_ 引導的時間狀語連用，表示過去某一時間開始并一直持續(xù)到現(xiàn)在的動作或狀態(tài)。forsinceHe left Haikou last month.=He has _ Haikou for a month.=He has _ Haikou since last month.短暫性動詞left延續(xù)性

16、動詞presentpastlast monthfor a monthbeen away frombeen away from延續(xù)性動詞I havent seen you for a long time.在現(xiàn)在完成時句子中，since和for引導的時間狀語表示一段時間時，句中的謂語動詞通常使用_。(否定句除外)come/get/arrive - leave -die -buy-begin -borrow -close -join -bebe away (from)be deadhavebe onkeep be closedbe a member of / be in參考課本P124現(xiàn)在完成時第3

17、點短暫性動詞延續(xù)性動詞TRY!現(xiàn)在完成時陳婧TRY!1. Hurry up! The play began five minutes ago. Hurry up! The play _ _ _ for five minutes 2. He bought this camera in 2012. He _ _ this camera _ 2012. 3. They joined the football club 3 years ago. They _ _ _ the club _ 3 years ago.同義句轉換has been onhas had sincehave been in sin

18、ce一般過去時VS 現(xiàn)在完成時 表示“過去發(fā)生的動作或存有的狀態(tài)”，與現(xiàn)在沒有聯(lián)系。 表示過去某一時間開始并一直持續(xù)到現(xiàn)在的動作或狀態(tài)。常用的時間狀語有yesterday,just now,last week, a week ago.等I went to Beijing last year.I have been to Beijing. 表示表示過去發(fā)生或已經完成的動作對現(xiàn)在造成的影響或結果常用的時間狀語有already,never,ever,just, yet, before, so far, since.等寫出下列動詞的過去式以及過去分詞規(guī)則動詞的過去分詞的構成與過去式相同；不規(guī)則變化的動

19、詞過去分詞參考P146頁。jumpedjumpedsucceededsucceededimprovedimprovedchattedchattedsatisfiedsatisfiedstolen/t/d/d/d/d/-ed 的發(fā)音TRY!/t/清輔音/d/濁輔音 元音/d/t/ /d/Sum up 定義： 句子結構： 表示過去發(fā)生或已經完成的動作對現(xiàn)在造成的影響或結果。 常與just, already, ever, never, yet, before等連用.肯定句：主語+havehas+過去分詞 + . 否定句：主語+havehas + not +過去分詞+ . 一般疑問句：HaveHas

20、+主語+過去分詞 +. ? 特殊疑問句：特殊疑問詞+havehas +主語+過去分詞 +. ? 肯定回答：Yes,主語+have/has.否定回答：No,主語+have/has not.表示過去某一時間開始并一直持續(xù)到現(xiàn)在的動作或狀態(tài)。 常與for+一段時間, since+時間點,since+一段時間+ago, since+一般過去時的從句 等連用。 China has developed rapidly since the reform and opening-up. Beijing also has made rapid progress.In the past, the living c

21、onditions .were poor.In the pastroadshousesfoodtransportationsimple,cationreceive a good educationIn the past keep in touch with communicationssimple,slow.leisure activitiesfewhave no time to But now, things are different.Beijing has . since .Peoples living conditions . Peoples living condit

22、ions has improved a lot.At presentring roadsbuildingsfoodclothessatisfyeducationreceive a good educationAt presenttransportationexcellent, quick,municationsvarious; quick, easyAt presentring roadsbuildingsfoodclotheseducationtransportationcommunications.Beijing has changed for the better now.I think

23、 it is important to remember the past, live in the present and dream about the future.Great changes in my hometown Great changes have taken place in my hometown since _Great changes in my hometown Great changes have taken place in my hometown since the reform and opening-up. But in the past, the liv

24、ing conditions here were poor. The roads were narrow. People lived in the small and dark houses. The communications were simple and slow. People kept in touch with their friends and relatives far away mainly by letter or telegram. They had a hard life. But now, things have changed. My hometown has m

25、ade rapid progress and peoples living conditions are comfortable. We live in tall and bright buildings. The roads are wide and many people have their own cars. There are more kinds of communications than before, and they are becoming easier and quicker. People have a happy life now. My hometown has

26、changed for the better now. I think it is important to remember the past, live in the present and dream about the future. Sum up 現(xiàn)在完成時 ？ 結構？ have/has been to vs have/has gone to可連用的副詞？ since 和 for 引導的時間狀語在現(xiàn)在完成時中的使用？ 過去分詞的變化規(guī)律？ 一般過去時 vs 現(xiàn)在完成時 ？Thank you現(xiàn)在完成時陳婧roadsIn the pastnarrowhouseswerewerecrowd

27、ed,smallfoodcouldnt get enoughIn the pasttransportationsimple,slow. kept in touch with .communicationssimple,slow.In the pasteducation. could receive a good education.leisure activitiesfewhad no time to At presentring roadsmany; widearebuildingstall, bright .At presentfoodclothessatisfyeducation. could receive a good education.At presenttransportationexce