广西扶绥县第二中学高中英语 Unit5 Meeting your ancestors Grammar课件 新人教版选修8.ppt

presentperfectcontinuous grammar unit5meetingyourancestors may200 10 myyoungerbrotherthenet hasbeenaccessing thebaby for1hour now hasbeensleeping theybasketballalldaylong now havebeenplaying now theboy abookforalmost4hours hasbeenreading he withhisgirlfriend now hasbeentalking thetelephone foralmostaminute thesoundhascontinuedaboutoneminute thetelephoneisringing hasbeenringing june201 00pm june2011 00pm theyoungboy tv now tv hasbeenwatching inthemorning idon tknowwhythepig now run hasbeenrunning oh youhavecomeatlast 我等了你足足两个小时 ihavebeenwaitingforyoufortwolonghours 13 00 15 00 i msorry 你一直在哭 youhavebeencrying 我一直在敲门 我想没人在里面 ihavebeenknocking idon tthinkanybody sin noperson youarehere ihavebeenlookingforyoulong 我找了你老半天 现在完成进行时 一 构成形式 has havebeendoing 二 用法 1 叙述某一动作从过去开始一直继续到现在仍在继续之中或刚刚停止 经常与for since recently allmorning day week howlong allthetime用在一起 1 youhavebeenstudyingforfourstraighthours whydon tyoutakeabreak 2 thetelephonehasbeenringingforalmostaminute whydoesn tsomeoneanswerit 2 叙述从过去某时开始一直继续到现在 但不再继续下去的事情 带有浓厚的感情色彩 强调持续了 那么久 或做得 那么辛苦 1 oh youhavecomeatlast ihavebeenwaitingforyoufortwolonghours 我等了你足足两个小时 2 youarehere ihavebeenlookingforyoulong 我找了你老半天 3 叙述 最近 一直从事的工作或活动 lately recently what sthematter youreyesareredandpuffy 你是不是一直在哭 haveyoubeencrying 4 叙述从过去某时到现在 或最近 一再重复的动作 我一直在敲门 我想没人在里面 ihavebeenknocking idon tthinkanybody sin 我从早餐起就一直在写信 ihavebeenwritingletterssincebreakfast thepresentperfecttense现在完成时 基本用法现在完成时表结果 他的动作发生在过去 但是对现在有影响 而这种影响却往往是说话人的兴趣所在 现在完成时跨越两个时间 一个是过去 另一个是现在 compare 1 我从1975年起就学英语 ihavestudiedenglishsince1975 2 自12世纪以来 中国就使用彩色印刷了 theyhavedonecolorprintinginchinasincethe12thcentury consolidation 1 hi tracy youlooktired i mtired i inthelivingroomallday a paintedb hadpaintedc havebeenpaintingd havepainted 2 thereissomuchsnowthesedays isn tthere yes it forafewdays a wassnowingb hasbeensnowingc hadbeensnowingd snowed 3 althoughthesescientists ontheprojectfornearlyfouryears idon tknowhowlongitwilllast a havebeenworkingb hadworkedc wereworkingd areworking 4 thelittleboyisdirtyfromheadtofootbecausehe inthemudallmorning a hasplayedb isplayingc hasbeenplayingd wasplaying 5 nowthatsheisoutofjob lucy goingbacktoschool butshehasn tdecidedyet a hadconsideredb hasbeenconsideringc consideredd isgoingtoconsider 6 sinccethebeginningofthevocation i acrossthecountry andmynextstopisthewuyimountain a hastraveledb willtravelc havebeentravelingd wastraneling 1 iamsorryi keep youwaitingsolong itisallright i read thenewspapers 2 thecctv broadcast englishprogrammerseversince1977 用现在完成时和完成进行填空 havekept havebeenreading hasbeenbroadcasting 3 youwillfeelbetterwhenyou take themedicine 4 mysister learn englishsinceshe be achild she speak englishfluentlynow havetaken hasbeenlearning was speaks 下列各句均有一处错误 请指出并改正 thewaterhasbeenrunthewholenight 2 hello tom ihavelookingforyouallmorning wherehaveyoubeen running run been 3 hiscoolexpressionsuggestedthathewanttoleave 4 hetriedtoharmotherpeople onlytoruininghimself 5 ifonlyicanspeakseveralforeignlanguages want wanted ruining ruin can could 6 w