人教版八年级英语下册《nit 6 How long have you been collecting shells.Section A》课件_7

1、Unit 6 How long have you been collecting shells?,Did you sleep well last night?,What time did you go to bed ?,What time did you get up this morning?,How long did you sleep last night?,I slept for,When did you start class today?,Whats the time now?,Are you still having class now?,-I have been in clas

2、s for ,How long have you been in class today?,A: How long did you sleep last night? B: I slept for A: When did you start class today? B: I started class at A: How long have you been in class today? B: I have been in class for ,Pairwork,1b.Listen. A reporter is talking to the participants in a skatin

3、g marathon. Fill in the chart below.,Ive been skating for five hours.,I skated for two hours.,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,构成形式：,have / has been + Ving,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),与过去时的比较： 1.I watched TV for three hours.我看了三小时的电

4、视（我现在没有看电视了） 2.I have been watching TV for three hours. 我看了三小时的电视（我现在仍然在看电视）,例句 1,我已经学了年的英语了,I have been learning English for 5 years.,例句 2,他已经集邮10年了,He has been collecting stamps for 10 years.,He has been collecting stamps since 10 years ago.,He has been collecting stamps since 2003.,画线部分提问：,How lo

5、ng has he been collecting stamps?,for,since,表示时间的持续,for + 时间段,表示“自从过去某一时间点以来”,since + 时间点,强调一段时间,强调动作或状态 一直延续到现在,( for与since引导的短语用how long提问 ),时间状语,for与since引导的短语,for,five minutes ten days five years,since,May 1, 2003,8:00,he was seven years old,seven years ago,A: How long have you been playing socc

6、er?,B: Ive been playing soccer for two hours.,Now:3:00pm,Start: 1:00pm,I like playing soccer,I started playing soccer at 1:00 pm.,Im still playing soccer now.,Practice,How long has he been riding a bike? (ten hours),He has been riding it for ten hours.,He has been acting for 52 years.,How long has J

7、ackie Chan been acting?,He has been acting since he was seven years old.,He has been acting since 1961.,成龙（ Jackie Chan ） was born: 1954 act: 1961 now,用for和since填空,They have been learning Chinese _ they came to China. 2. I havent seen her _ a long time. 3. He has been living here _ 2001. 4. She has been doing her homework _ two hours. 5. Its 5 years _ we left school. 6. How long has Mary been a