現(xiàn)在完成時(shí)仁愛(ài)英語(yǔ)-免費(fèi)閱讀
【正文】 1. He’s already had his breakfast.(改為一般疑問(wèn)句） Has he________his breakfast________? ’ve never been to Beijing.（改為反意疑問(wèn)句 ) They’ve never been to Beijing, ________ _______? have never traveled by air.(改為一般疑問(wèn)句） ________you _________traveled by air? ’ve got some books about the history.（改為否定句） We __________ _________ _________books about the history. have found my dictionary.（改為一般疑問(wèn)句） ________ you __________your dictionary? 6. The girls have never seen that film, ________ ________? （反意疑問(wèn)句 ) had yet have they Have ever haven’t got any Have found have they 結(jié)構(gòu)： have/has+V.(過(guò)去分詞 ) 用法：表示過(guò)去發(fā)生或已經(jīng)完成的某一動(dòng)作對(duì)現(xiàn)在造成的影響或結(jié)果。 時(shí)間狀語(yǔ)： ever, never, just , already, yet,before eg. I have never seen the film. They have just finished the work. The boy hasn’t cleaned his room yet. 結(jié)構(gòu)： have/has+V.(過(guò)去分詞） 用法：表示開(kāi)始于過(guò)去并持續(xù)到現(xiàn)在的動(dòng)作或狀態(tài)。（動(dòng)詞 多為延續(xù)性動(dòng)詞） 時(shí)間狀語(yǔ)：表示從過(guò)去某一時(shí)刻延續(xù)到現(xiàn)在的一段時(shí)間的狀語(yǔ) , 常由 for/sin
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