英语人教版八年级下册unit10 grammar focus.ppt

Unit10I vehadthisbikeforthreeyears SectionAPeriodThree Review GroupWork You rehavingayardsale Whatwouldyoudowiththemoneyyouraise Objectives TolearntheusageofforandsinceTousetheGrammarFocussentencestocreatesimpleconversationToreviewthepresentperfecttenseTolearnnewword hometown Grammar Presentperfecttensewithsinceandfor GrammarFocus HaveALk 1 Howlonghaveyoulivedhere I velivedherefortwentyyears 2 Yes I vebeenheresince1976 3 Hehasjustboughtanewhouseinthecity buteversincehemovedin hehashadtroublewithcarsandtheirowners 4 Wehaven tseeneachothersincelastweek 5 MyparentsandIhavebeeninHongKongfortwodays HaveALk 6 Howlonghaveyouhadthatbikeoverthere I vehaditforthreeyears 7 Jeffhashadhisbikeformorethan10years 8 Yes I vehaditforsevenyears 9 Amyhashadherfavoritebookforthreeyears 10 Amyhashadthetoybearsinceshewasababy HaveALk 11 Amy smomhashadtheoldbreadmakerformorethantenyears 12 I vehadthismagazineforacoupleofmonths 13 I vehadthemsinceIwasachild 14 Mymom shaditforalongtimebutitstillworks 15 Althoughhehasnotplayedwithhisoldtoysforalongtime hestillwantedtokeepthem HaveALk 16 Forexample hehasownedatrainandrailwaysetsincehisfourthbirthday andheplayedwithitalmosteveryweekuntilhewasaboutseven 17 Asforme Ididnotwanttogiveupmyfootballshirts but tobehonest Ihavenotplayedforawhilenow Fillintheblanks 1 Howlonghaveyoulivedhere I velivedhere twentyyears 2 Yes I vebeenhere 1976 3 Hehasjustboughtanewhouseinthecity butever hemovedin hehashadtroublewithcarsandtheirowners 4 Wehaven tseeneachother lastweek 5 MyparentsandIhavebeeninHongKong twodays for since since since for go Ready 6 Howlonghaveyouhadthatbikeoverthere I vehadit threeyears 7 Jeffhashadhisbike morethan10years 8 Yes I vehadit sevenyears 9 Amyhashadherfavoritebook threeyears 10 Amyhashadthetoybear shewasababy for for for for since 11 Amy smomhashadtheoldbreadmaker morethantenyears 12 I vehadthismagazine acoupleofmonths 13 I vehadthem Iwasachild 14 Mymom shadit alongtimebutitstillworks 15 Althoughhehasnotplayedwithhisoldtoys alongtime hestillwantedtokeepthem for for since for for 16 Forexample hehasownedatrainandrailwayset hisfourthbirthday andheplayedwithitalmosteveryweekuntilhewasaboutseven 17 Asforme Ididnotwanttogiveupmyfootballshirts but tobehonest Ihavenotplayed awhilenow since for 1 Wow youarereallyabornbasketballplayer Thanks Youknow Ihavebeenintheschoolbasketballteam A fortwoyearsagoB sincetwoyearsC for2011D since2011 2 DoyouenjoylivinginXuzhou Yes IhavealreadyfalleninlovewithXuzhou thoughI thecityforaweek A havearrivedinB havebeeninC havegonetoD havebeento 以上我们已经通过归纳总结和练习对本课的语法内容有了一定的了解 下面就让我们根据之前练习的考察情况进一步选择讲解该语法项的重难点 现在完成时表示动作或状态在过去已经开始 持续到现在可能还要持续下去 常和for since引导的表示一段时间的时间状语连用 谓语动词多用延续性动词 如 live teach learn work study beopen beclosed keep have beaway bemarried beasleep beill等 如 Ihaveworkedheresince2002 自从2002年以来我就在这儿工作 TheyhavelearnedEnglishforthreeyears 他们学英语3年了 注意 1 since 点时间 for 段时间 如 sincelastweek fortwodays 2 短暂性动词 come go leave buy 可以用于现在完成时 但不能用于带有for或是since的肯定句中 HehasleftBeijingforaweek HehasnotleftBeijingyet 3 短暂性动词变为延续性动词的现在完成时构成举例 buyhave hashadborrowhave haskeptArrive reach getto havebeenin atleavehave hasbeenawayopenhave hasbeenopenjoinhave hasbeeninhave hasbeenamemberof die have hasbeendeadgetmarried have hasbeenmarriedcome gohave hasbeenin atbegin starthave hasbeenonfinish stophave hasbeenoverfallasleephave hasbeenasleepgettoknow haveknownbeave havebeenaway from become havebeenfallill havebeenill Theoldmandiedtwoyearsago 这个老人两年前死了 Theoldmanhasbeendeadfortwoyears 这个老人死了两年了 Heboughtacarfiveyearsago 他五年前买了一辆轿车 Hehashadthecarforfiveyears 这辆轿车他买了五年了 Rewritethesentencesusingfororsince 4a 1 JimisinJapan Hearrivedtherethreedaysago JimhasbeeninJapanforthreedays 2 Theyareveryhungry Theirlastmealwastenhoursago Theyhavenoteatenfortenhours Theyhavebeenveryhungryfortenhours Althoughtheirlastmealwastenhoursago itisn tlogicalthattheygothungryimmediatelyaftertheyhadtheirlastmeal 3 Ihaveacamera Iboughtitin2009 Ihavehadacamerasince2009 4 IknowAnna Ifirstmetherthreeyearsago IhaveknownAnnaforthreeyears 5 Lindaisill ShebecameillonMonday LindahasbeenillsinceMonday Fillintheblankswiththecorrectformsoftheverbsinbrackets 4b 1 I neverbe tothewaterparkbefore Iwantto go nextmonthbeforetheweathergetstoocold 2 They neverown anypets butthey alwayswant tohaveadog haveneverbeen go haveneverowned havealwayswanted 3 We have apianosincelastNovember We buy itfromtheLifamilywhentheymovedtotheUSlastyear 4 CathyandAmy notbe backtotheirhometownfortwoyears They miss theirhometownalotandhopetovisittheplacenextyear 5 Thismuseum be hereforover20years It be oneoftheoldestbuildingsinthissmalltown havehad bought havenotbeen haven tbeen miss hasbeen is Fillinthequestionsandasktwostudents Thencompletethechart 4c 1 Doyouhavea n Howlonghaveyouhadit 2 Doyouowna n Howlonghaveyouownedit Groupwork 课时重点回顾 Review 1 现在完成时的特殊疑问句的结构 疑问词 have has 主语 过去分词 其他成分 询问拥有时间的疑问词用howlong 2 介词for后接一段时间 指某个动作或情况到现在为止已持续了多久 3 since有两种用法 分别是 作为介词 接一个时间名词 作为连词 引导一个时间状语从句 since表示 自 以来 指某个动作或情况从过去某一点时间一直持续到现在 一 单项选择 1 MissLiuhastaughtEnglish shecamehere 2012四川雅安 A sinceB asC whenD for2 Tenyearshaspassed theCCTVeventPeopleWhomovedChinatookplacein2002 2012陕西 A whenB whileC beforeD since 3 MysisterhaslearntEnglish 2013四川雅安 A fortwelveyearsagoB sinceshewasfourC twelveyearsagoD attheageoffour4 She thebook twodaysago 2013黑龙江绥化 A hasborrowed sinceB haskept sinceC kept for 5 Didyouborrowthecomicbookfromthelibrary Yes I itforthreedays I llreturnitthisafternoon 2013贵州安顺 A borrowedB keptC haveborrowedD havekept 6 Lookatthesestamps I themforfiveyears Wow theyarewonderful 2013湖南衡阳 A keptB havekeptC havebought 1 Wehavelivedhere 1990 2 Howlonghaveyoustudiedhere 5years 3 Theboyhashadabadcold lastnight 4 Ihavewaited twohours since since For 二 用for和since完成句子 for 5 Mr Huanghaskeptthebooks lastmonth 6 Ihavetaughtintheschool Icamehere 7 Wehavebeenfriends alongtime 8 IhavebeeninNanjing eightyears since since for for 9 SallyhasbeenawayfromLondon lastSaturday 10 Ourschoolhaschangedalot thenewbuildingwasbuilt 11 Tommyhashadthismotorcycle threeyears 12 Myparentshavebeenmarried 20years since since for for 三 按要求改写句子 1 Theclasswasovertenminutesago 同义句转化 Theclass fortenminutes 2 Hisgrandpadiedin2004 同义句转化 Hisgrandpa for10years hasbeenover hasbeendead Theexhibitionhasbeenonforthreedays 同义句转化 Theexhibition threedaysago Myparentsgotmarried25yearsago 同义句转化 Myparents for25years started began havebeenmarried 5 IboughttheMP3lastweek 同义句转化 I theMP3foraweek 6 KittyjoinedtheReadingClublastyear 同义句转化 Kitty theReadingClubsincelastyear havehad hasbeenamember