牛津譯林版英語八下unit1pastandpresentppt復習課件(專業(yè)版)
【正文】 Designer: Xue Na Chunhua Middle School Unit 1 Past and present ? 構(gòu)成 : ? 用法一： 表示過去發(fā)生的某一動作對現(xiàn)在造成的影響或產(chǎn)生的結(jié)果 .現(xiàn)在完成時這一時態(tài)強調(diào)是過去動作與現(xiàn)在的聯(lián)系 ,也就是強調(diào)現(xiàn)在的影響和結(jié)果 . have/has + 過去分詞 ? ? ，不能和具體的時間狀語連用； ? 去的具體時間連用（ last, ago, yesterday, etc. ） present past I have lived here for two years I lived there 2 years ago . He had his breakfast at 6:00 He has had his breakfast. 2. When did you e here? I watched the football match on TV at 9:00. before, by now (so far), once, twice…, just, recently yet(否 /疑 ), already(肯 ), ever, never, all one’s life , in /during the past /last 5 years, ? 1. I ________(have) lunch already. ? 2. Has the train_______ (arrive), yet? ? _
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