Unit 6How long have you been collecting shells?Section A Ask and answer:Do you like collecting stamps?How long have you been collecting stamps? Collect shells Collect coins Collect stamps Collect kites Collect toy animals Read the sentences:1.How long did you sleep last night?2.When did you start class today?3.How long have you been in class today? Pairwork:A:How long have you been skating?B:I have been skating since I was seven years old. How long has she been playing computer?(four hours)She has been playing computer for four hours How long has he been playing baseball?(two hours)He has been playing baseball for two hours. How long have they been working?(a week)They have been working for a week . How long has he been riding a motorcycle?(ten hours)He has been riding it for ten hours. How long ?Alsion: I have been skating for five hours?Sam: I skated for four hours.Victor: I have been skating for five hoursCeliaI skated for four hours. Pairwork.A:How long has Alison been skating?B:She ‘s been skating for five hours.A:How long did Sam skate?B:He skated for four hours. Since, 自从 . 自……以来I started skating since I was seven years old a pair of 一双 , 一对 a pair of Stakes 一双溜冰鞋Marathon 马拉松 . New words:1.Hilltop School2.Skating marathon.3.Raise money.4.Charity5.Several6.Skater 山顶学校溜冰马拉松筹集钱 . 筹集资金慈善机构几个 , 一些溜冰者 Questions_√__1.how long did you skate today?___2.how long have you been skating today?__ √ _3.Was this your first skating marathon?_ √ __4.Do you skate every day?___5.When did you get your first pair of skates?_ √ __6.How long have you been skating?Anwsersa.No,I skated in a marathon last yearb.Yes I do.c.For six hours.d.Since I was seven years. Been ---be...