20xx牛津譯林版八年級下冊unit 1《past and present》ppt語法課件-預覽頁
【正文】 他已學英語五年了。 遇到 yesterday, Last year, in May, in+過去某一年， two days ago, the other day, just now等就用一般過去時 當有 just,already,yet,so far, in the past/ last few days(在過去 /最近的幾年里 )，since接過去時間狀語或過去時的句子等常用現(xiàn)在完成時 牢記現(xiàn)在完成時不能與表示過去的時間連用， 包括疑問詞 when 現(xiàn)在完成時和一般過去時 He ____________(work) in our school for one year. He ______(e) to our school last year/in 2021. They _______________(cook) the supper already. They ___________ (cook) the supper half an hour ago. He _____just _______(pass) the exam. He ___________(pass) the exam just now. has worked came have cooked cooked has passed passed film _____(開始 )? Yes, it _____ (開始 )ten minutes ago. (讀 ) this book. I ______ (讀 )it last Sunday. you ____ (完成 ) your homework? Yes. When___ you ____ (完成 )it? A minute ago. 4. I won?t see the film. I _______ it(看了 ) . I ____ (看 )it last week. (找到 )a watch already. Where ___ you _____it? In the playground. Has begun began have read read Have finished did finish have seen saw have found did find Class began five minutes ago Class has been on for five minutes. 表示動作或狀態(tài)從過去開始一直延續(xù)到現(xiàn)在甚至將來 Mike borrowed the books two days ago. Mike has kept the books for two days. 所用的動詞無延續(xù)性 ,不與一段時間連用 He has e to China for two years. (X) e to … arrive in/at.. be in … get to… He has been in China for two years. since two years ago. 1. 我的哥哥是 2021 年參的軍。 1. He arrived in Beijing three days ago. 2. He has been in Beijing for three days /since three days ago. 3. It is three days since he arrived in Beijing. Li Ming bought the edictionary for three weeks. 1. Li Ming bought the edictionary three weeks ago. 2. Li Ming has had the edictionary for three weeks. 3. Li Ming has had the edictionary since three weeks ago. 4. It is three weeks since Li Ming bought the edictionary. 短暫性動詞 轉(zhuǎn)換為 延續(xù)性動詞 have(我買電腦兩年了 .) keep(他借這本書三個星期 .) to sleep/study/去掉 begin to ( 他已睡了半個小時了 .) into live in(他已搬進來三個月了 .) home be away from home (我已離家一年 .) illbe ill(Helen病了一周了 ) the groupbe in the group be a member of … (我們加入電腦興趣小組已有兩年了 .) 8. diebe dead (我爺爺死了兩個月了 ) up be up (他已起床一刻鐘了 .) be on (會議已開始十分鐘 .) 11. e to …/ arrive in… /get to… be in … (他已到南京三天了 .) 12. open /closebe open/be closed (門開 /關(guān)了十分鐘了 ) 1. turn on the radiokeep the radio on He turned on the radio an hour ago. He ______ _____ the radio _____ for an hour. The radio _____ _____ _____ for an hour. 2. open the doorkeep the door open I opened the door twenty minutes ago. I _____ ______ the door ______ for 20 minutes. The door ____ _____ ______ for 20 minutes. has kept on has been on have kept open has been open have/has gone to… have/has been in … have/has been to… : Where?s Jim, Li Lei? B: He ______________his school library. Greens _____________China for three years. We _____________the Great Wall twice. It?s very beautiful. has gone to have been in have been to B A A B B stay A 她以前曾去過上
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