四川省新都区第一中学中学中考英语 现在完成时复习课件 人教新目标版.ppt

现在完成时presentperfecttense 现在完成时presentperfecttense 构成 助动词have has 过去分词 hehaseatensupper tomhasfinishedhishomework theyhaveeatensupper theyhavefinishedtheirhomework 1 肯定句1 现在完成时的肯定句句型主语 第一 二人称单 复数 have主语 第三人称复数 have 过去分词主语 第三人称单数 has hasheeatensupper yes hehas no hehasn t 2 疑问句 have has 主语 过去分词 现在完成时的一般疑问句式是把助动词have或has提到主语之前 回答用 yes have has no haven t hasn t havetheyfinishedtheirhomework yes theyhave no theyhaven t 3 否定句 现在完成时的否定句式是 主语 have has not 过去分词 hehasn teatensupper theyhaven tfinishedtheirhomework 4 特殊疑问句句型特殊疑问词 have has 主语 过去分词 howmanytimeshaveyoubeentothegreatwall howlonghaveyouknowneachother 用法1 表示过去开始的动作或状态已经结束 但是对现在有影响 强调结果现在还存在 hehascleanedtheblackboard 他已经擦过黑板 look theblackboardissocleannow 这句话所表示的结果是黑板现在是干净的 hehasstudiedfrench 他学过法语 这句话所说明的结果是他现在懂法语 hespeaksfrenchsofluently helearneditinparis hewastherefortwoyears 与表示时间副词just 刚刚 already 已经 肯定句 before 一般疑问 句末 yet已经 否定句 还 never ever 疑问句 twicerecently 近来 等状语连用 用法二 表示过去已经开始 持续到现在的动作或状态 也可以表示一直持续到现在并可能还将持续下去 a动词使用延续性动词 b和表时间段的时间状语连用 常与for或since引导的时间连用sofar upto tillnow inthelast past 一段时间 allone slife bynow thesedays thesedays fortwoyears since1984 sincehecamehere shehaslearntenglishfor3years 她学英语有三年了ihavelivedheresince1990 自从1990年以来我一直住在这儿 1hehasbecomeadoctor 他已经成为一名医生hehasbeenadoctorforfiveyears 他当医生已经五年了 2hisgrandfatherhasdied 他爷爷已去世了 hisgrandfatherhasbeendeadfortenyears 他爷爷已经去世10年了 3thefilmhasbegun 电影已经开始了 thefilmhasbeenonforfiveminutes 电影已经开始5分钟了 过去分词的构成 过去分词的构成和过去式变化相同一 规则变化 1 一般在动词词尾直接加ed 如 pick picked picked wish wished wished stay stayed stayed2 以不发音的e结尾的动词后面加d 如 like liked liked hope hoped hoped phone phoned phoned 3 以 辅音字母 y 结尾的动词 变y为i 再加 ed 如 study studied studied hurry hurried hurried reply replied replied4 词尾只有一个辅音字母的重读闭音节动词 要双写辅音字母 再加 ed 如 stop stopped stopped clap clapped clapped 二 不规则变化 见课本136页 5 以不变应万变 如 let let let put put put read read read6 若中间有双写e 则去掉一个e 单词末尾再加t 如 feel felt felt keep kept kept sleep slept slept 7 结尾的字母d变t 如 lend lent lent build built built send sent sent8 变为以 ought或 aught结尾 如 buy bought bought bring brought brought catch caught caught teach taught taught 1 你来晚了 电影已放了10分钟了 a youarelate thefilmfor10minutes b youarelate ittenminutessincethefilm c youarelate thefilm10minutes hasbeenon is began started began started ago 瞬间动词和延续性动词 状态句型转化练习 2 我叔叔当兵已经有2年了 a myuncle thearmyfor2years b it 2years myunclejoinedthearmy c myuncle thearmy2yearsago 3 linda已经感冒4 5天了 a linda acold 4to5days b it 4to5dayssincelinda acoldc linda acold4or5days hasbeenin is since joined hashad for is caught caught ago 4 他爷爷去世已经有5年了 a hisgrandpa for5years b it 5yearssincehisgrandpa c hisgrandpa 5years 5 你来晚了 火车已经开走了20分种了 a you relate thetrain for20minutes b it 20minutessincethetrain c thetrain 20minutes hasbeendead is died died ago hasbeenaway is left left ago havebeento与havegonetoe g 1 ihavebeentobeijing 2 whereishe hehasgonetobeijing 曾经去过某地 现在不在那里 已经回来了 去了某地 还没回来或在路上 可能还在那里 havebeento havegoneto 1 iborrowedthelibrarybooktwodaysago i thelibrarybook twodays 2 themeetingstartedtenminutesago a themeeting tenminutesago b themeeting tenminutes havekept for hasbeen hasbeen onsince onfor 三同义句 3 mybrotherjoinedthepartylastyear a mybrother thepartysincelastyear b mybrother partymembersincelastyear 4 heleftnanjingtwoyearsago he nanjingfortwoyears hasbeenin hasbeena hasbeenawayfrom 5 thatdogdiedlastmonth thatdog sincelastmonth 6 hehashadthebikefortwoyears a twoyears sincehe thebike b it s sincehe thebike c he thebiketwoyears hasbeendead haspassed bought twoyearsbought boughtago 1 她成为一名护士已经三年了 2 我五年前就认识李雷了 3 那些相片我已经寄给他了 post 4 我来到这个学校后 他就一直教我 5 我刚丢了我的历史书 shehasbeenanurseforthreeyears ihaveknownlileisincefiveyearsago ihavealreadypostedthephotostohim hehastaughtmesinceicametotheschool ihavejustlostmyhistorybook 二翻译 usethewordsinbracketstocompletetheconversations 4a 1 a wouldyoulikesomethingtodrink b no thanks just drinksometea 2 a iheardyoulostyourkey find b no notyet i vejustdrunksometea haveyoufoundityet 3 a doyouknowwhentomisleaving b already leave a when leave b thismorning 4 a isyoursistergoingtothemovieswithustonight b no already seethefilm 5 a whatdoyourparentsthinkaboutourplan b i not tellthem yet hehasalreadyleft didheleave shehasalreadyseenthefilm haven ttoldthemyet 4bfillintheblankswiththecorrectformsofthewordsinthebrackets sally love reading inthemorningshereadsthenewspaperandintheeveningshereadsbooks she already read morethan100differentbooks herfavoritekindofbooksissciencefiction sheisinterestedinscienceandtechnologyandlovestoimaginewhattheworld be likein50years loves has read willbe she finish readingabookaboutrobotslastweekand write abookreportaboutitnextweekforherfrenchclass everytimesheisinthelibrary sallylooksatthemanybooksshe notread yetandshecan twaittoreadthem finished willwrite hasn tread groupwork 4ccompletethechartwithinformationaboutyouandyourfriend a whatbookshaveyoualreadyread b ihavealreadyreadtomsawyerandharrypotter a w