辽宁省抚顺市第二十六中学八年级英语下册 Unit 6 How long have you been collecting shells（第1课时）Section A 1a-2c学案（无答案） 人教新目标版

PAGEUnit6Howlonghaveyoubeencollectingshells（第1课时）SectionA1a-2cTeachers’words教师寄语:Nothingisdifficultifyouputyourheartintoit.教学目标：Knowledgeaims&abilities：Newwords:collect，shell，marathon，pair，skate，sinceKeysentences:(1)Howlonghaveyoubeenskating?(2)She’sbeenskatingforfivehours.(3)She’sbeenskatingsincenineo’clock.TotrainSstouse“PresentPerfectProgressiveTense”totalkabouthowlongyouhavebeendoingthings.Teachingmethods&procedures:Task-based,Group-work,PairworkMoralaims:Trytohavedifferenthobbiesandenjoylife.教学重、难点Keypoints:Tograsp“PresentPerfectProgressiveTense”Difficultpoints:Toknowthedifferencesbetween“PresentPerfectProgressiveTense”and“PastTense”三．学习过程（1）前奏版--课前展示：A.写出下列动词的-ing形式1.collect2.skate3.comeswim5.runB课前预习1.自学44、45页单词并 检测 工程第三方检测合同工程防雷检测合同植筋拉拔检测方案传感器技术课后答案检测机构通用要求培训 收集______贝壳__________一双溜冰鞋__________多久滑冰马拉松___________六个小时自从我七岁时(2)启动版--创境激趣：Readthesentencesandanswerthem.(helpstudentsusing“at”and“for”correctly)1.Whendidyougotobedlastnight?Whendidyougetupthismorning?Howlongdidyousleeplastnight?2.Whatareyoudoingnow?WhendidyoustarttheEnglishclasstoday?HowlonghaveyoubeenhavingtheEnglishclasstoday?Howlonghaveyoubeeninclass?核心版--自主学习：Listening1b,2a,2b.(4)合作探究研讨现在完成进行时态的用法、谓语动词构成、句式转化（一般疑问、否定句、特殊疑问句）及for和since的用法区别1.总结现在完成进行时态的用法及谓语动词构成：现在完成进行时态 表 关于同志近三年现实表现材料材料类招标技术评分表图表与交易pdf视力表打印pdf用图表说话 pdf 示：__________________________________.现在完成进行时态谓语动词的构成：______________________.一般疑问句式_______________________________________否定句式___________________________________________2.since和for的用法区别：since后面跟_______________,句子时态用___________；since后面也可跟_____________for后面跟___________选择：⑴.I’vebeenskating(for/since)threeyears.⑵.JackhasbeenstudyingChinese(for/since)theyearof2000.(5)拓展版--展示汇报PairworkRoleplaytheinterview.Makeconversationsaboutothersituations.升华版--实践创新:.一.连词成句：flying,has,Kate,been,akite,for,anhour________________________________________.been,they,since,have,8pm.,watchingTV___________________________________________？3.not,have,been,we,readingthebook,twohoursago,since_____________________________________________________.4.has,he,football,howlong,playing,been_________________________________________?二．翻译句子。1你昨晚睡了几个小时？_________________________________________2你今天什么时候开始上课的？___________________________________3.他滑了多久？_________________________________________________4.他已经滑了五个小时。_________________________________________三．根据句意及首字母补全单词。（注意形式）1.Howlonghaveyoubhere?2.Lilyhasbeenskatingsshewasfouryearsold.3.Myeyesightisn’tverygood.Ineedapofglasses.4.Let’ssontherealice.5.Hehasbeenlivinginthiscityf20years.四．选择题:（）1.Wehavebeenwalking_____8o’clock.A.forB.atC.sinceD.during（）2.Amyhasbeenskating____twohours.A.oraboutB.forsinceC.sinceD.forabout（）3.Howlonghaveyoubeenlivinghere?I’vebeenlivinghere______fouryearsago.A.forB.beforeC.sinceD.during（）4.UncleWang______sincehecametothecompany.A.hasbeenworkingB.havebeenworkingC.workedD.work（）5.Theyhavebeenswimmingsincethey______5.A.isB.wasC.hasD.were（）6.MrLi______swimmingfor3hours,andhisson____anhourago.A.hasbeen,startedB.hasbeen,hasstartedC.started,hasstartedD.hasstarted,started（）7.--____hasthisfoodstorebeenhere?--Since2001.A.HowlongB.HowoftenC.HowoldD.Howsoon（）8.I’vebeencollectingcoins________Iwas10yearsold.A.whenB.whileC.andD.since