How long have you been collecting shells? Unit 6

shell collect shells 收集贝壳 marathon

Word study

1. How long did you sleep last night? For eight hours.

2. When did you start class today? At seven O five.

3. How long have you been in class today? I have been in class for one hour.

What are you doing? I am skating. How long have you been skating? I’ve been skating since nine o’clock. I’ve been skating for five hours.

How long did you skate? I skated for two hours.

1b Listening How long? Alison Sam Victor Celia I’ve been skating for five hours. I skated for four hours. I’ve been skating for five hours. I skated for two hours.

1c PAIRWORK Ask and answer questions about the people in the picture. 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.

skate a pair of skates 2 pairs of skates

She is skating. She is a skater. What does she do? What is she doing?

2a Listening 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? 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?

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 ? 2b Listening 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.

现在完成进行时 : 1. 概念：表示从过去开始一直持续到现 在的动作, 这个动作可能刚结束, 也可能 还要继续下去, 常与 for two hours, since 1998, all this morning, these few days 等表示一段时间的状语连用。 这个时态多用于延续性动词

2. 常用的时间状语 1 ） for + 一段时间 2 ）. since + 过去的时间点 3 ） since + 一般过去时的句子

常和表示一段时间的状语连用。 They have been working for two hours. 他 们已工作两小时了。 for 和表示一段时间的词组连用 They have been running since six o’clock. 从 6 点起他们一直在跑。 since 和表示过去某一时刻的词或词组连用 I have been waiting for you since I came here. 自到这儿以来我一直在等你。 since 后可跟句子, 句子时态多用一般过去时

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 / has been + doing sth + since + 过去的时间点 since + 从句 ( 一般过去时 ) e.g. How long have you been swimming? I have been swimming for 3 years. How long has she been skating? She has been skating since nine o’clock. 现在完成进行时

现在完成进行时的构成形式： have / has 是助动词 been 是 be 的过去分词 表示从过去开始一直持续到现在的动作， 并有可能持续下去． have / has been + doing

3. 构成 : 1 ）肯定形式为： have / has been ＋ ( 现在分词 ) doing 2 ）否定形式为 :have / has not been doing 3 ）一般疑问句形式 :Have/Has sb. been doing sth.? 4 ）特殊疑问句形式 ( 询问持续时间长短 ): How long have/has sb. been doing sth.?

例 : 1). I have been cleaning the room all this morning. 我今天一上午都在打扫房间。 2). I’ve been studying English since I was 4 years old. 自从 4 岁起我就一直学英语。 3). He has been living in the street for about 20 years. 他一直在这条街住了近 20 年了。

When did Yao Ming start playing basketball? How long has Yao Ming been playing basketball?

Yao Ming’s sports life 1980 was born 1989 started playing basketball has been playing 17 years 2006 plays He started playing basketball in He has been playing basketball since He has been playing basketball for 17 years.

David 1970: born in the U.S.A 1999~now: teach English How long has David been teaching English? He has been teaching English since He has been teaching English for 10 years.

How long has David been teaching English? He has been teaching English since 10 years ago. He has been teaching English since he was 29.

1. Mr Green _______ in China since five years ago. A. lived B. has been living C. lives D. is going to live 2. ＿＿＿ is the meeting going to last? About twenty minutes. A. How far B. How soon C. How long D. How often 3. I have been skating __ two hours. A. in B. at C. for D. since 4. If I ____ enough money, I _______a hospital for patients. A. will have, build B. will have, will build C. have, will build D. have, build 5. He’s been collecting shells _______ he was ten years old. A. when B. while C. andD. since

用 for 和 since 填空 1.They have been learning Chinese _____ they came to China. 2. I haven’t seen her _____ a long time. 3. He has been living here _____ She has been doing her homework ____ two hours. 5. It’s 5 years _____ we left school. 6. – How long has Mary been a teacher? – _____ two years ago. since for since for since Since

Fill in the blank with for or since 1.I have been practicing the piano ____ 10:30. 2.Maricia has been running ____ 15 minutes. 3.Sarah has been sleeping _____ 9:00. 4Dale has been talking on the phone _____5 minutes. 5.Louie has been studying Chinese ____ he was 6 years old.. 6.I have been watching you ____10 minutes. since for since for since for

Make up a dialogue with your partner. Talk about your hobby. (How long… since… for…) Homework

Thank you for listening!

Reading I’m talking to you from the Hilltop School Skating Marathon. Here, students are skating to raise money for charity. For every hour they skate, each student raises ten yuan for charity. The skating marathon has been going for five hours now, and several skaters are still skating. Alison was the first one to start, and has been skating for the whole five hours. Next is Sam, and he has been skating for four hours. Lu Ning has been skating for four hours too, and Li Chen just started an hour ago. Hilltop School 山顶学校 raise v. 筹集 several adj. 几个的 skater n. 溜冰者

3a. Questions 1. Why are students skating? 2. How much does each student raise for every hour they skate? 3. How long has the skating marathon been going? 4. Who was the first to start? 5. How long has he been skating? 6. How long have Sam and Lu Ning been skating? 7. Who was the last one? 8. When did he start?/How long has he been skating?

Read the passage and then complete the table NameHas been skating for Alison5 hours Sam 4 hours Lu Ning4 hours Li Chen 1 hour It’s now 2pm. Write the Students’ names from 3a on the time line. 9am10am11am12am1pm2pm Alison Sam Lu Ning Li Chen

NameSportWhen (how old) Howlong (for,since) Su playing compute r games 10 years old three and a half years Haosinging8 years old Six years weiPlaying ping- pong 12 years old One and a half years Ye Lan playing tennis 11years old three and a half years Report:Ye lan likes playing tennis.She started playing tennis when she was 11 years old.She has been playing tennis for three and a half years.