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1、Topic 3 The world has changed for the better Section B (3a-3b)Unit 1 The Changing World -Have you_ been to Beijing ? -Yes, I have . I have _ come back . -No, I havent . I have _ been there ever just never Revision 2. - Where have you been ? -I Qingdao. -Where is your mother? -She Beijing,she will co

2、me back next week .have been to has gone to 3. -How long have you been in Beijing? -I have been there two weeks. -I have been there last week. forsince fisherman soldierwoundengineersecretary n.工程師n.秘書n.創(chuàng)傷v.傷，傷害 Xiao linss story1992 His father died in 1992 His father has been dead for many years. 20

3、02 He the army because of a leg wound in 2002 He has from the army for twelve years because of a leg wound. left been away 2003 He came to Beijing in 2003 . He has Beijing since 2003 . 2004 He joined the Helpers Club in 2004. He has Helpers Club since 2004. been inbeenamemberof 2005 He a house in 20

4、05. He has had a house since 2005. 2012 He a car in 2012. He has kept the car for two years . bought borrowed 3b Retell Xiao Lins story to your partner based on the box in 3a. 1.用一般過去時。 2.用現(xiàn)在完成時態(tài)。 n.俱樂部Xiao Lin is not only the secretary of the Helpers Club but also an excellent computer engineer. He

5、s the son of a fisherman. His father died in 1992. Xiao Li joined the army in 2000,but he left the army because of a leg wound in 2002. Then in 2003, He came to Beijing. He joined the Helpers club next year. He bought a house in 2005 and borrowed a car in 2012 The story of Xiao Lin His father has be

6、en dead for many years . He has been away the army for twelve years because of a leg wound. He has been in Beijing since 2003. He has been a member of Helpers Club since 2004. He has had a house since 2005. He has kept the car for two years. We can also tell the story like this : since 8:00The woman

7、 left home at 8:00.for 2 hours8:00 present10:00past短暫性動詞 延續(xù)性動詞 leave be away fromShe has been away from home since 8:00.= She has been away from home for 2 hours.找規(guī)律： He bought a computer in 2007.for two years2007 present2009past since 2007He has had a computer since 2007.= He has had a computer for

8、 two years. 短暫性動詞 延續(xù)性動詞 buy have 短暫性動詞come - leave -die -buy -begin -borrow -finish -close -join -fall ill -延續(xù)性動詞be inbe away (from)be deadhavebe onkeepbe over be closedbe a member of / be inbe ill open - be open 完成同義句1. His father died in 1992. His father_ for many years.2. He left the army because

9、 of a leg wound. He _ the army for seven years because of a leg wound. has been dead has been away from 3. He came to Beijing in 2003. He Beijing since 2003.4. He Helpers Club in 2004. He has been a member of Helpers Club since 2004.has been in joined 5. I bought a house in 2005. I _ a house since 2

10、005.6. He borrowed the car in 2008. He _ the car for one year.have had has kept 總結現(xiàn)在完成時態(tài)用法 1.have/has been to 和have/has gone to 的區(qū)別 have/has been to 表示“曾經(jīng)到過某地” have/has gone to 表示“已經(jīng)去某地了” 2.現(xiàn)在完成時可以和just ,already , yet,ever, never,before 等詞連用。 3.表示開始于過去并持續(xù)到現(xiàn)在的狀態(tài)，可以和表示從過去某一時刻延續(xù)到現(xiàn)在（包括“現(xiàn)在”在內(nèi)）的一段時間的狀語連用。

11、表示持續(xù)動作或狀態(tài)的動詞多是延續(xù)性動詞。 I have worked in the school for three years . =I have worked in the school since three years ago . =I have worked in the school since 2011. =I have worked here since I came to the school . for+時間段since+時間段+ago since+時間點since+從句 We learn:Some words: program, homeless, manage, treatment, training, immediately, secretary, helper, club, engineer, woundWe can: .Use the Present Perfect Tense with for and since and tell a story in different ways.(1)His father died in 1992.(2)His father has been dead for many years.(3)His father has been dead since 1992.