人教版Unit6 How long have you been collecting shells课件2

Unit6Howlonghaveyoubeencollectingshells?,Functions,Inthisunit6,welllearnhowtotalkabouthowlongyouhavebeendoingthings.现在完成进行时：have/hasbeendoingIhavebeenskatingsincenineoclock.Shehasbeenskatingforfivehours.,UsefulexpressionsinUnit6:,apairof一对，一双，一副collectstamps收集邮票snowglobe里面有雪花的球形玻璃器(装饰品）probably或许，大概runoutof用尽，缺乏store储存，存放room空间particularly特别地，显著地letknow告知bytheway顺便说一句beinterestedin对感兴趣,Task1:Makeasurvey,interviewyourclassmates.Askthemwhatsportstheyplay.,Whatsportdoyouplay?Howlonghaveyoubeenskating?Whendidyoustartswimming?,Task2:Studentsfinishthereportaccordingtothesample,thenwritesomesentencesinEnglish.Name:HisnameisLiMing.Subject:HelikesEnglish.When:HestartedstudyingEnglishwhenhewas8yearsold.Howlong:HehasbeenstudyingEnglishfor6years(since1985).,Task3:Studentstalkabouttheirhobbies.(What/When/Howlong),Sample:A:Whatsyourhobby?B:Ilikecollectingstamps.A:whendidyoustart?B:IcollectedstampswhenIwas7yearsold.A:Howlonghaveyoubeendoingthat?B:Ihavebeencollectingstampsfor5years(since1987).A:Doyoulikeit?B:Yes.Itsinterestinganduseful.,Grammarfocus:现在完成时：描述从过去某时到现在为止这一段时间中发生的情况。换言之，现在完成时是表现从过去到现在的事情。现在完成时的结构：have/has+done（过去分词）肯定句：主语+have/has+done（过去分词）1.Wehavereadtodaysnewspaper.2.Myfatherhasjustwrittentheletter.否定句：主语+have/has+not+done（过去分词）1.Theconcerthasntstarted.2.TheyhaventgottentoLondon.一般疑问句：Have/Has+主语+done（过去分词）?1.Hastheconcertstarted?Yes,ithas./No,ithasnt.2.Haveyoufinishedyourhomework?Yes,Ihave./No,Ihavent.,注意：for+一段时间1.Ihavelivedhereforalongtime.2.ShehasstudiedEnglishfor5years.since+表示过去的时间单词或句子1.MickhasstudiedEnglishsince1995.2.Wehavelivedheresincewewerechildren.3.Theyhaveknowneachothersincetheymovedherein1980.Howlong表示多长时间，多久。Howlonghaveyouworkedinthefactory?Iveworkedinthefactoryfor3years.2.Howlonghaveyoubeenskating?Ihavebeenskatingforfivehours.,现在完成进行式：have/has+been+doingThesample:现在完成时：Ihaveopenedthecan.我打开了罐头。（完成了这一单一的动作）现在完成进行式：Ihavebeenwritingthelettersincethen.从那时起我一直在写这封信。（动作从过去一直持续到现在还在继续）注意：现在完成进行式表示从过去某时开始到现在这一段时间里一直还在延续的动作。,现在完成进行是的结构：肯定句：主语+have/hasbeen+doing（现在分词）1.Ihavebeenwritingtheletterfortwohours.2.Hehasbeensleepingfor4hours.否定句：主语+have/has+not+doing（现在分词）Ihaventbeenwritingtheletterfortwohours.Hehasntbeensleepingfor4hours.一般疑问句：Have/Has+主语+been+doing(现在分词）?1.Haveyoubeenwritingtheletterfoetwohours?2.Hashebeensleepingfor4hours?,Foodcultur