初中英语八年级下册Unit6 How long have you been collecting shellsSection A

1、我们的口号是我们的口号是: :信心攻无不克信心攻无不克意志无坚不摧意志无坚不摧我有信心我有信心我有意志我有意志lets go for it.go.go.go.yeah!open your mouth and read aloud.section askatersraise money for charity为慈善事业而为慈善事业而募捐募捐collect shellsseveral pairs of skates收集贝壳收集贝壳马拉松赛跑马拉松赛跑溜冰者溜冰者几双溜冰鞋几双溜冰鞋 collect 收集，搜集收集，搜集 shell 贝壳，壳贝壳，壳 marathon 马拉松赛跑马拉松赛跑 rais

2、e 筹集，筹募筹集，筹募 skate 溜冰鞋溜冰鞋 skater 溜冰者溜冰者 several 几个的，数个的几个的，数个的sfree talkfree talkt: t: when when diddid you go to bed last night? you go to bed last night?s: i s: i went to bedwent to bed at att: how long t: how long did did you sleep last night?you sleep last night?s: i s: i sleptslept for fort: ar

3、e you sleeping now?t: are you sleeping now?t: what are we doing now?t: what are we doing now? i have been teaching english for 10 years. i started teaching english in 2002. i am still teaching english now.how long have you been teaching english?when did you start learning english?are you learning en

4、glish now?how long have you been learning english?i have been learning english for _ years. i started learning english when i was _ years old. three hoursa: how long has he been playing computer games?b: he has been _ computer gamesfor _.playing three hourslets have a try! play soccer for two hoursa

5、: how long has he been playing soccer?b:he has been playing soccer for two hours.i have been teaching english for 10 years. how long have you been teaching english?how long has he been learning english?he has been learning english for five years.can you find out the rules?1.have/has been +v.ing.2.常与

6、常与for +一段时间连用一段时间连用.the present perfect progressive tense （现在完成进行时）（现在完成进行时）reading a bookfor one houra: what is she doing ?b: she is reading a book.a: how long has she been reading a book?b: she has been reading a book for one hour.watching tvfor 2 hoursa: what are they doing ?b: they are a: how lo

7、ng have they been +v.ing ?b: they have been for1b listen. a reporter is talking to the participants in a skating marathon. fill in the chart below.how long?alisonive been skating for five hours.sami skated for four hours.victorceliaive been skating for_.i skated for _ . five hours two hoursalisonali

8、sonvictorvictorsamcelia1 123 34 4 who whathow longhas been skating for five hoursskated for four hourshas been skating for five hoursskatedfor two hoursalisonsamvictorceliaa: how long has been skating?b: she /he has been skating fora: how long did skate?b: he/ she skated forask and answer in pairsas

9、k and answer in pairs.marathonskating if everyone can contribute a little love, the world will become a paradise. ( (如果人人都献出一点爱如果人人都献出一点爱, , 世界将会变成美好的人间世界将会变成美好的人间) )namehas been skating foralison5 hourssam4 hourslu ning4 hoursli chen1 hour and complete the table!( (p46p46) )and answer1. what are th

10、e students skating for?2. how long has the skating marathon been going?3. who was the first one to start? how long has she been skating? 4. how long has sam been skating? and lu ning?5. when did li chen start? the students are skating to raise money for charity.sam has been skating for four hours.al

11、ison was the first to start.she has been skating for the whole five hours.the skating marathon has been going for five hours.he started an hour ago.lu ning has been skating for four hours , too. listen and repeat carefully. ( (仔细听并跟读仔细听并跟读) ) read aloud.1. what are the students skating for?2. how lo

12、ng has the skating marathon been going?3. who was the first one to start? how long has she been skating?4. how long have sam and lu ning been skating?5. when did li chen start? the students are skating to raise money for charity.the skating marathon has been going for five hours.try to retell it .tr

13、y to retell it .(alison)was the first one to starthas been skating for five hours(sam)(lu ning) have been skating for four hours(li chen)startedan hour ago试着复述试着复述 read again and find out the three tensesthen underlinethe sentences in 3a .1.the present progressive tense ( (现在进行时态现在进行时态) )3.the simpl

14、e past tense ( (一般过去时态一般过去时态) )2.the present perfect progressive ( (现在完成进行时态现在完成进行时态) )再读，找出这三种时态然后在再读，找出这三种时态然后在3a3a中划出这些句子。中划出这些句子。find out the sentences in 3a:find out the sentences in 3a:.the present perfect progressive ( (现在完成进行时态现在完成进行时态) ). the simple past tense ( (一般过去时态一般过去时态) ).the present

15、 progressive tense ( (现在进行时态现在进行时态) )1.i1.im talkingm talking to you from the hilltop school skating marathon to you from the hilltop school skating marathon.2. here, students 2. here, students are skatingare skating to raise money for charity. to raise money for charity.3.several skaters 3.several

16、skaters areare still still skating.skating.1.the skating marathon has been going for five hours now.2.alison was the first one to start and has been skating for the whole five hours.3.next is sam, and he has been skating for four hours.4.lu ning has been skating for four hours , too.li chen just sta

17、rted an hour ago. 1. raise money for charity 为慈善事业而募捐为慈善事业而募捐2. go for five hours 进行了五个小时进行了五个小时3. the whole five hours 整整五个小时整整五个小时4. be the first one to do sth 第一个做某事的人第一个做某事的人.eg: i was the first one _ (learn) english in our classroom.to learnphrases assemblephrases assemble ( (短语荟萃短语荟萃) ) a: li

18、ming, what sport do you play? b: tennis. a: when did you start ? b: when i was eleven years old. a: how long have you been playing? b: three years.namenamesportsportwhen startedwhen startedhow longhow longli mingtennis11 years oldthree years writing :write your interview like this: li ming likes tennis. he started playing tennis when he was 11 years old. he has been playing tennis for three years.wang li likesgao yang likes1.1.含义含义：动作过去开始，持续至今，：动作过去开始，持续至今， 并可能继续下去并可能继续下去. .2. 构成构成：h