安徽省亳州市风华中学八年级英语 Unit 6 How long have you been collecting shellsSection A 课件 人教新目标版.ppt

unit6sectiona 1a grammar howlonghaveyoubeening shell collects shell collectshells 收集贝壳 newwords marathon skate apairofskates sheisskating sheisaskater whatarethekidsdoingthere whendidwestartourclass whattimeisitnow sohowlonghavewebeenlearningenglish istartedteachingenglishin2008 iamstillteachingenglishnow howlonghaveibeenteachingenglish ihavebeenteachingenglish for3years since2008 since prep 自 以来 howlonghasshebeenskating 1999 2008 shehasbeenskatingfornineyears 关颖珊 sheisskating 滑冰 2hours howlonghasshebeenreading shehasbeenreadingfor2hours since2hoursago anhour howlonghavetheybeenswimming theyhavebeenswimming foranhour sinceanhourago 15minutes howlonghashebeendrawingapicture hehasbeendrawingapicturefor15minutes since15minutesago 现在完成进行时 当我们谈论动作从过去某一时间开始一直延续到现在 并且有可能持续下去时 我们常常用以下句型来表示 for 一段时间have hasbeen doingsth since 过去的时间点since 从句 一般过去时 have has是助动词 been是be的过去分词 eg howlonghaveyoubeenswimming ihavebeenswimmingfor3years howlonghasshebeenskating shehasbeenskatingsincenineo clock yaoming ssportslife whendidyaomingstartplayingbasketball howlonghasyaomingbeenplayingbasketball yaoming1980 beborn1989 now basketballplayer hestartedplayingbasketballin1989 hehasbeenplayingbasketballsince1989 hehasbeenplayingbasketballfor21years 成龙 jackiechan 1954 beborn1961 now act hehasbeenactingfor47years howlonghasjackiechanbeenacting hehasbeenactingsincehewas7yearsold hehasbeenactingsince1961 missli1975 beborn2001 2008 teachchinese howlonghasmisslibeenteachingchinese shehasbeenteachingchinesefor7years shehasbeenteachingchinesesince2001 shehasbeenteachingchinesesince7yearsago 1978 1997 2008 startedplayingtabletennis stoppedplaying 1989 2008 hasbeenplayingbasketball startedplayingbasketball dengyapingplayedtabletennisfor19years yaominghasbeenplayingbasketballfor19years playedtabletennis dengyaping1973 beborn1978 1997 playtabletennis howlongdiddengyapingplaytabletennis sheplayedtabletennisfor19years 二 引导时间的介词for与since的区别 for since 表示时间的持续 for 时间段 表示 自从过去某一时间点以来 since 时间点 强调一段时间 强调动作或状态一直延续到现在 for与since引导的短语用howlong提问 1blisten areportistalkingtotheparticipantsinaskatingmarathon fillinthebelow i vebeenskatingforfivehours iskatedfortwohours 1cpairworkaskandanswerquestionsaboutthepeopleinthepicture a howlonghasalisonbeenskating b she sbeenskatingforfivehours a howlongdidsamskate b heskatedforfourhours listening 2a 2b questions answers 1 howlongdidyouskatetoday 2 howlonghaveyoubeenskatingtoday 3 wasthisyourfirstskatingmarathon 4 doyouskateeveryday 5 whendidyougetyourfirstpairofskates 6 howlonghaveyoubeenskating no iskatedinamarathonlastyear b yes ido c forsixhours d sinceiwas7yearsold grammarfocus howlonghaveyoubeenskating i vebeenskatingsincenineo clock i vebeenskatingforfivehours howlongdidyouskate iskatedfortwohours 用for和since填空 theyhavebeenlearningchinese theycametochina 2 ihaven tseenher alongtime 3 hehasbeenlivinghere 2001 4 shehasbeendoingherhomework twohours 5 it s5years weleftschool 6 howlonghasmarybeenateacher twoyearsago haveatry since for since for since since 1 theiceisverythick let sgo 滑冰 yesterdayiboughtapairof 溜冰鞋 shenxueandzhaohongboar