2. Unit 6 How long have you been collecting shells? Section A --period 1

4. 1995 started skating 2011 skates 16 years has been skating WangMeng started skating in 1995. She is still skating now. How long has she been skating ? She has been skating for 16 years. WangMeng’s skating life skater WangMeng

5. 1999 started skating 2011 skates for 12 years ZhouYang started skating in 1999. She is still skating now. How long has she been skating ? She has been skating since 1999. ZhouYang’s skating life skater 自从 She has been skating for 12 years. ZhouYang

6. My teaching life 1993 started teaching English 2011 teach English I have been teaching English for I have been teaching English since 18 years 18 years. 1993.

7. 现在完成进行时 概念 : 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。 How long has she been skating? She has been skating for 16 years. How long have you been teaching? I have been teaching since 1993. for+ 一段时间 since+ 过去时间点 have / has been + doing sth 构成：

8. 一、用 for 和 since 填空 1. I have been teaching English _____ 18 years. 2. We have been having class _____ 8:00 am. 3. Alison has been skating ______ she was 7 years old. 4. I have been skating today ______ six hours. since for

9. A: How long has YaoMing been playing basketball ? B: He has been playing basketball for 22 years. Jackie Chan 1954: be born 1961~2011: （ 50 ） act Yao Ming 1980: be born 1989 ~ 2011: （ 22 ） play basketball they skate 5 hours since 1989.

10. Alison Skating Marathon 马拉松

11. How long? AlisonI’ve been skating for five hours. SamI skated for four hours. VictorI’ve been skating _______________. CeliaI skated _____________. for five hours for two hours 试比较： I’ve been skating for five hours 与 I skated for two hours 有何区别？

12. A: How long has Alison been skating? B: She’s been skating for 5 hours. A: How long did Sam skate? B: He skated for 4 hours. A: How long has Victor been skating ？ B: He’s been skating for 5 hours. A: How long did Celia skate? B: She skated for two hours. 1. 2.

13. Answer the questions:  Who stopped skating?  Who is still skating?  Who won the first place in the skating marathon?

14. Answers a. No, I skated in a marathon last year. b. Yes, I do. c. For six hours. d. Since I was seven years old. 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 ? Listening 滑冰鞋

15. Name Sport How long LiuYan skatefor 5 years Tom swim and then make a report. Interview your classmates and then make a report. In our group, there are four students. Liu Yan likes skating. And she has been skating for 5 years. Tom likes swimming...

16. Name Sport How long LiuYan skatefor 5 years Tom In our group, there are four students. Liu Yan likes skating. And she has been skating for 5 years. Tom likes...

18. A: Alison, how long have you been skating? B: I’ve been skating for five hours. A: Sam, how long did you skate? C: I skated for four hours. I started at nine o’clock in the morning and stopped at one o’clock in the afternoon. I’m very tired! A: When did you start skating, Victor? D: At nine o’clock. A: So you’ve been skating for … D: I’ve been skating for five hours. A: How long did you skate, Celia? E: Umm, let’s see… I skated for two hours. Tapescript