八下Unit10p3.ppt

Unit10I vehadthisbikeforthreeyears Period3GrammarFocus王荣沫河口中学 1 Howlonghaveyouhadthatbikeoverthere I vehaditforthreeyears 2 Howlonghashissonownedthetrainandrailwayset He sowneditsincehisfourthbirthday 3 Haveyoueverplayedfootball Yes IdidwhenIwaslittle butIhaven tplayedforawhilenow howlong howsoon howoften howfarHowlong多久 多长 时间 对时间段提问 如 for 时间段 since 过去的时间点 时间段 ago 一般过去时的句子 e g HowlonghaveyouworkedinBeijing Forfiveyears Howlonghaveyouhadthatbikeoverthere Ihavehaditforthreeyears Languagepoints Howsoon多久以后 对 in 时间段提问 常用于一般将来时 其答语常用 in 时间段 e g HowsoonwillMr Libeback Inaweek Howoften多久一次 对频率提问 其答语为 once twice 时间段 always usually等 e g Howoftendoyouexercise Onceaday Howfar多远 对距离提问 其答语是表距离的内容 e g Howfarisitfromheretoyourschool Threekilometers 现在完成时 二 用法2 现在完成时表示从过去一直持续到现在的动作或状态 并可能还将持续下去 简称 延续用法 1 常与for since引导的时间状语连用 since for的用法 2 动词使用延续性动词 此用法需注意两点 因为瞬间动词在肯定句 since 自 以来 1 since 时间点Hehasstayedheresince5o clock 2 since 时间段 agoHehasstayedheresince5hoursago 疑问句中不能和时间段连用 since 一段时间 ago for 时间段 sincetwoweeksago fortwoweeks Ihavekeptthelibrarybookforaweek Ihavekeptthelibrarybooksinceaweekago 在现在完成时态中 for与since引导的时间状语可以相互转换 3 since 从句 句子要用一般过去时态 ShehastaughtEnglishsincehecamehere for 长达 for 时间段Hehaskeptthebookfor2weeks 含有for since的现在完成时的用法歌诀 过去的动作或状态 一直持续到现在 for since把时间带 歌诀 用for和since填空 threehours threeo clock twodays yesterdayafternoon Icamehere lastSunday aweek alongtime 1997 twoweeks threeyearsago lastmonth for since for since since since for for since for since since 在现在完成时中短暂性动词在肯定句 疑问句中不能与时间段连用 为了表述这种意思 我们常将短暂性动词转变成相应的延续性动词来代替非延续性动词 或变成 Itis 时间段 since 一般过去时的句子 常见非延续性动词和延续性动词的转变 第一类 短暂动词be adj diefinishopen closefallill asleepmarrysb getmarriedto第二类 短暂动词be 介词 start beginleavejoin bedead beawayfrom bein beamemberof beopen closed beon beover beill asleep bemarriedto 第三类 短暂动词另一个动词buyborrowbecomeputon keep have be wear 巧记瞬间性动词的转换 开始离去借来还 出生入死买到家 穿衣入睡要感冒 开开关关变结束 A Howlonghaveyoustudiedinthisschool B I study inthisschoolfor2years havestudied I study inthisschool 2years havestudied sinceago Itistwoyears IstudiedEnglish since 4a Rewritethesentencesusingfororsince JimisinJapan Hearrivedtherethreedaysago 2 Theyareveryhungry Theirlastmealwastenhoursago Theyhaven teatenfortenhours sincetenhoursago JimhasbeeninJapanforthreeyears 3 Ihaveacamera Iboughtitin2009 4 IknowAnna Ifirstmetherthreeyearsago 5 Lindaisill ShebecameillonMonday Ihavehadacamerasince2009 IhaveknownAnnforthreeyears sincethreeyearsago LindahasbeenillsinceMonday 4b Fillintheblankswiththecorrectformsoftheverbsinbrackets 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 havehad bought haven tbeen miss verymuch 5 Thismuseum be hereforover20years It be oneoftheoldestbuildingsinthissmalltown hasbeen is 他的爷爷已经去世2年了 Nick参军3年了 他离开深圳好长时间了 这本书我已借了4个月了 Hisgrandpahasbeendeadfor2years Nickhasbeeninthearmyfor3years HehasbeenawayfromShenzhenforalongtime Ihavekeptthebookfor4months Exercise1 Exercise2 Itis 时间段 since 一般过去时的句子 他的爷爷已经去世2年了 Nick参军3年了 他离开深圳好长时间了 这本书我已借了4个月了 Itis2yearssincehisgrandpadied Itis3yearssinceNickjoinedthearmy ItisalongtimesinceheleftShenzhen Itis4monthssinceIborrowedthebook 他参军五年了 HejoinedtheArmyfiveyearsago HehasbeenintheArmyforfiveyears HehasbeenintheArmymemberforfiveyears itisfiveyearssincehejoinedtheArmy 电影开始五分钟了 Thefilmbeganfiveminutesago Thefilmhasbeenonforfiveminutes Thefilmhasbeenonsincefiveminutesago Itisfiveminutessincethefilmbegan Unit10I vehadthisbikeforthreeyears I vehadthisbikesincethreeyearsago It st