湖北省武汉市为明实验学校八年级英语上册 现在完成时态课件 人教新目标版.ppt

现在完成时态presentperfect 现在完成时 1 过去发生的动作对现在造成的影响或结果 和already never ever just before yet等状语连用 2 过去已经开始 持续到现在的动作或状态 常与for或since引起的一段时间状语连用 动词构成 have has v过去分词 havebreakfast ihavejusthadmybreakfast 现在我不饿 i mnothungrynow movedherein2004 istilllivehere ihavelivedherefor8years ihavelivedheresince2004 8yearsago now past 1 过去某一时间点发生的动作对现在产生影响 功能 2 过去某一时间点发生的动作持续到现在或还将持续下去 助动词 否定 haven thasn t 疑问 haveyou hashe whatarethekeywordsforthepresentperfecttense a yourbrother hishomeworkyet finish b yes he salreadydoneit keywords hasfinished yet already 注意 already用于肯定句 yet用于疑问句和否定句中 a youever tothepark be b no never keywords havebeen yet already ever never 注意 ever曾经用于疑问句中never从不带有否定意义 i just thedesk youcantakeittoyourclassroom mend keywords havemended yet ever never just already just刚刚与现在完成时连用一般置句中justnow刚才与一般过去时连用 tom inthefactorysinceheleftschooltenyearsago work keywords hasworked yet ever never since already since后面带过去时间或有一般过去时的句子 a howlong you inthisschool teach b for6years keywords havetaught yet ever never since for already 一段时间 since 自 以来 1 since 时间点hehasstayedheresince5o clock 2 since 时间段 agohehasstayedheresince5hoursago 3 since 从句shehastaughtenglishsincehecamehere for 长达 for 时间段hehaskeptthebookfor2weeks since for的用法 takenotes 用for或since填空 mr brownhashadhistv 15years i vetakendrivinglessons lastmonth mysisterhashadhercellphone amonth myfriendshaven tvisitedme mybirthday wehaven tusedourcar alongtime shehasn thadagoodcupofcoffee years tomhaswornglasses hewas7yearsold for since for since for for since we only 100treessofar answer keywords haveplanted yet ever never since for just already sofar 到目前为止 keywords yet ever never since for just before already sofar inthepast10years twice 也可以是其他表示次数的词 howlong have has been和have has gone的区别 wherehashebeen wherehashegone have has been 表示曾经到过某地 人现在不在某地 have has gone 表示已经去过某地了 人现在在去某地的路上或已经在某地了 翻译 他去哪儿的 他已经回来了 他去哪儿了 他不在这里 练 shehasbeentoshanghai shehasgonetoshanghai 实义动词分为 1 瞬间动词 强调动作 2 延续动词 强调状态 瞬间动词 注意 瞬间动词不能和时间段连用 payattention注意 1 现在完成时句中常见的时间状语a 表示从过去一直持续到现在 不能是具体过去时间 1 for 表示一段时间的短语 2 since 表示过去时间点的词语 3 since 表示过去时间的时间状语从句 eg ihavebeenateacher ayear hehasbeenatthisschool 1992 wehavelearned1 000englishwords wecametothisschool for since since b just already yet before ever never有此类副词时 常强调动作完成 不强调动作的持续 eg haveyou beentojapan ihave finishedmyhomework ihavefinishedmyhomework ihaven tfinishedmyhomework ever just already yet 2 区分短暂性动词与持续性动词 表示短暂性 瞬间性 的动词在现在完成时的句中不能和一段时间连用 短暂性的动词如 come go join leave buy等 在完成时态中不能与for since短语或howlong等引起的时间状语连用 ihaveboughtthispenfortwomonths ihavehadthispenfortwomonths howlonghaveyou thispen had theteacherhasleft theteacherhasbeenawayforhalfanhour beaway method1 动作 die beover leave borrow buy arrive begin end finish join marry keep had beaway behere beon 上演 bemarried bein bedead pleasepointoutanymistakesandcorrect shehasboughtthecomputerfortwoyears had pleasepointoutanymistakesandcorrect howlonghaveyoucometotheunitedstates beenin pleasepointoutanymistakesandcorrect annhasgonetochinasincethreemonthsago beenin pleasepointoutanymistakesandcorrect mybrotherhasjoinedthearmyforfiveyears beenin beenasoldier pleasepointoutanymistakesandcorrect ihaveleftshanghaifor3days beenawayfor3days pleasepointoutanymistakesandcorrect ihaveborrowedthedictionarysince3daysago kept pleasepointoutanymistakesandcorrect thefilmhasbegunfor10minutes beenon pleasepointoutanymistakesandcorrect theconcerthasfinishedforhalfanhour beenover pleasepointoutanymistakesandcorrect hisdoghasdiedfortwoyears beendead canyoudistinguish 去过某地已经回来常与ever never once twice 连用 一直留在某地与for since连用用howlong提问 去了某地还没回来不与只用于第三人称 hersister australia sheleftthismorning hasgoneto canyoudistinguish 去过常与ever never once twice 连用 在 与时间段连用用howlong提问 去了说话时某人不在只用于第三人称 a whereisbob b he japanwithhissister hasgoneto canyoudistinguish 去过常与ever never once twice 连用 在 与时间段连用用howlong提问 去了说话时某人不在只用于第三人称 a howlong you china b i herefor3years havebeen havebeenin canyoudistinguish 去过常与ever never once twice 连用 在 与时间段连用用howlong提问 去了说话时某人不在只用于第三人称 a youever thecity b no never havebeento now past future 一般过去时 现在完成时 一般过去时表示的是纯粹在过去发生的事情现在完成时表示的是在过去某个时间开始并持续到现在的动作 状态 或者发生在过去却对现在造成的影响 现在完成时与一般过去时的比较 isawthisfilmyesterday 强调看的动作发生过了 ihaveseenthisfilm 强调对现在的影响 电影的内容已经知道了 thep