初中英语人教版七年级下册八年级英语下册课件 Unit 10 第二课时.ppt

情景引入 合作探究 课堂小结 随堂训练 Unit10I vehadthisbikeforthreeyears SectionA 3a 4c 情景引入 Reviewtheconversationtheylearnedinlastclass Howlonghaveyouhadthatbikeoverthere A Doyouhavea n B Yes Ido A Howlonghaveyouhadit B I vehaditfor since Pairwork 3bReadthearticleagainandanswerthequestions 1 Whydidtheydecidetohaveayardsale 2 Whatdotheywanttodowiththemoneyfromthesale 3 Whydoesthesonwanttokeepthetrainandrailwayset 4 Howcantheoldtoysbeusefulagain 5 Haveyoueverthoughtaboutayardsaletosellyourthings 探究点一Reading 3cFindthewordsorphrasesinthearticlewhichcanbereplacedwiththeonesbelowandwritedownthemnexttothewords 课堂小结 现在完成时用法 二 此用法需注意两点 1 常与for since引导的时间段的时间状语连用 2 动词使用延续性动词 since for的用法 since 自 以来1 since 时间点Hehasstayedheresince5o clock 2 since 时间段 agoHehasstayedheresince5hoursago 3 since 从句 句子要用一般过去时态 ShehastaughtEnglishsincehecamehere for 长达 for 时间段Hehaskeptthebookfor2weeks 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 Itis 时间段 since 一般过去时的句子 1 他的爷爷已经去世2年了 2 Nick参军三年了 3 他离开深圳好长时间了 4 这本书我已借了4个月了 Itis2yearssincehisgrandpadied Itis3yearssinceNickjoinedthearmy ItisalongtimesinceheleftShenzhen Itis4monthssinceIborrowedthebook 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 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 4a Rewritethesentencesusingfororsince JimisinJapan Hearrivedtherethreedaysago 2 Theyareveryhungry Theirlastmealwastenhoursago Theyhaven teatenfortenhours sincetenhoursago JimhasbeeninJapanforthreeyears 随堂训练 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 3 We have apianosincelastNovember We buy itfromtheLifamilywhentheymovedtotheUSlastyear 4 CathyandAmy notbe backtotheirhometownfortwoyears They miss theirhometownalotandhopetovisittheplacenextyear havehad bought haven tbeen miss 5 Thismuseum be hereforover20years It be oneoftheoldestbuildingsinthissmalltown hasbeen is Fillinthequestionsandasktwostudents Thencompletethechart 1 Doy