歡迎來到英語課堂歡迎來到英語課堂1.How long have you had that bike over there?Ive had it for three years.2.How long has his son owned the train and railway set?Hes owned it since his fourth birthday.3.Have you ever played football?Yes,I did when I was little,but I havent played for a while now.表示從過去已經(jīng)開始持續(xù)到現(xiàn)在的動作表示從過去已經(jīng)開始持續(xù)到現(xiàn)在的動作或狀態(tài)，可以和表示或狀態(tài)，可以和表示“從過去某一時刻從過去某一時刻延續(xù)到現(xiàn)在的一段時間狀語延續(xù)到現(xiàn)在的一段時間狀語”連用，如連用，如“for+時間段時間段”、“since+過去時間過去時間點點”、“since+過去時的從句過去時的從句”、“since+一段時間一段時間+ago”。且。且for與與since引導的時間狀語可以相互轉換。引導的時間狀語可以相互轉換。e.g.My uncle has worked at this factory for ten years.=My uncle has worked at this factory since ten year ago.Ive lived here since 1990 自從自從1990年以來我就住在這里。年以來我就住在這里。I havent seen him for three years.我三年沒有看見他了。我三年沒有看見他了。含有含有for，since的現(xiàn)在完成時的用法歌訣的現(xiàn)在完成時的用法歌訣:過去的動作或狀態(tài)，一直持續(xù)到現(xiàn)在，過去的動作或狀態(tài)，一直持續(xù)到現(xiàn)在，for、since 把時間帶。把時間帶。Shes been at this school since five years ago.自從五年前以來她就在這個學校。自從五年前以來她就在這個學校。此種用法中表示持續(xù)性的動作或狀態(tài)的此種用法中表示持續(xù)性的動作或狀態(tài)的 動詞必須是延續(xù)性動詞動詞必須是延續(xù)性動詞(否定句除外否定句除外)。1.這本書我買了這本書我買了5年了。年了。I have bought the book for five years.()Ive had the book for five years.()2.你哥哥參軍多長時間了？你哥哥參軍多長時間了？How long has your brother joined the army?()How long has your brother been in the army/been a soldier?()1.轉換為相應的延續(xù)性動詞，用于現(xiàn)在完轉換為相應的延續(xù)性動詞，用于現(xiàn)在完成時。成時。borrow keep buy have put on wear catch a cold have a cold get to know know get to sleep sleep2.轉化為轉化為“be+形容詞形容詞/副詞副詞/介詞介詞/名詞名詞”begin/start be on go out be out close be closed open be open get to/arrive/reach be(in)die be dead leave be away finish be overfall sleep be asleep join be in/be a member of become be make friends be friendscome/go/be+相應的介詞短語相應的介詞短語 1.She _ this book for nearly three weeks.A.has borrowed B.has lent C.has bought D.has kept 2.Ten years has passed _ the CCTV event People Who Moved China took place in 2002.A.when B.while C.before D.since4aRewrite the sentences using for or since.1.Jim is in Japan.He arrived there three days ago.2.They are very hungry.Their last meal was ten hours ago.They have been hungry for ten hours/since ten hours ago.Jim has been in Japan for three years.3.I have a camera.I bought it in 2009.4.I know Anna.I first met her three years ago.5.Linda is ill.She became ill on Monday.I have had a camera since 2009.I have known Ann for three years/since three years ago.Linda has been ill since Monday.4bFill in the blanks with the correct forms of the verbs in brackets.1.I _(never be)to the water park before.I want to _(go)next month before the weather gets too cold.2.They _(never own)any pets,but they _(always want)to have a dog.have never beengohave never ownedalways want3.We _(have)a piano since last November.We _(buy)it from the Li family when they moved to the US last year.4.Cathy and Amy _(not be)back to their hometown for two years.They _(miss)their hometown a lot and hope to visit the place next year.have hadboughthavent beenmiss5.This museum _(be)here for over 20 years.It _(be)one of the oldest buildings in this small town.has beenis4cFill in the questions and ask two students.Then complete the chart.1.Do you have a(n)_?How long have you had it?2.Do you own a(n)_?How long have you owned it?ThingsHow longTonyfavorite book basketballfor two yearssince he was 10 years oldstudent1Student2安全小貼上課間活動注意安全