青少版新概念3A_unit5

1、会计学1青少版新概念青少版新概念3A_unit5现在完成时现在完成时have been in sp. for +一段时间一段时间 He has been in America for two months.since /for的区别的区别since +时间的点，句子时间的点，句子for+ 一段时间一段时间He has been _ for _.He has been _ since _in the Stateslast Monday.in the Statesa weekShe has been _ for _.She has been _ since _in Bangkokthe end o

2、f May.in Bangkokseveral weeksShe has been _ for _.She has been _ since _in hospitallast Sunday.in hospitala few daysShe has been _ for _.She has been _ since _at the dentistsnine oclock.at the dentistsan hourat the airportthree oclock.at the airportseveral hoursThey has been _ for _.They has been _

3、since _last weekend.a weekThey has been _ for _.They has been _ since _at the seasideat the seasideHow often has Jack been to the circus?_In fact, _He hasnt been to the circus for many years.he hasnt been to the circus since he was little.How often has Nina been to the seaside?_In fact, _She hasnt b

4、een to the seaside for a long time.she hasnt been to the seaside since she was two.How often has Paul been to the zoo?_In fact, _He hasnt been to the zoo for ages.he hasnt been to the zoo since he was very young.How often has Annie been to the funfair?_In fact, _She hasnt been to the funfair for yea

5、rs.she hasnt been to the funfair since she was ten.几个阁楼老古董喷气式飞机露天游乐场马戏团割草机硬盘Word reviewin facthard diskcircusnothingmuseum piecesincejetatticWord reviewhard diskspacenoisycircus funfairatticnothingsound likein factLets review and do the dictationmarketfor agesmuseum piecepersonal computer come onto

6、the market sound like a lawnmower a museum piece hard disk spacedo with it What can you do with it? It hasnt been out of its box for 20 years.Its been there since we moved into this house.Its been there for years.Pattern Practice现在完成时现在完成时结构：结构：SB + have/has done(过去分词过去分词)规则动词的过去分词为动词原形后面加规则动词的过去分词为

7、动词原形后面加-edI have finished my homework.He has played computer games.My mother has cooked dinner.Have the children cleaned the windows? No, they havent.Has Robert painted the door yet?_When did he paint the door?_Yes, he has.He painted the door this morning.Has Lucy corrected her composition yet?_When

8、 did she correct her composition?_Yes, she has.She corrected her composition before supper.Has Nina looked at those photos yet?_When did she look at those photos?_Yes, she has.She looked at those photos after lunch.Has Sally washed the windows yet?_When did she wash the windows?_Yes, she has.She was

9、hed the windows an hour ago.Have William and Karen cleaned the car yet?_When did they clean the car?_Yes, they have.They cleaned the car this morning.Have Polly and Annie listened to that new CD yet?_When did they listen to that new CD?_Yes, they have.They listened to that new CD this afternoon.Has

10、Vikki finished her homework yet?_When did she finish her homework?_Yes, she has.She finished her homework half an hour ago.Have Paul and Claire watched that old film yet?_When did they watch that old film?_Yes, they have.They watched that old film early this evening.Questions Questions than 前后两个概念相比

11、较n)do did- doneat the airportthree oclock.at the airportseveral hoursThey has been _ for _.They has been _ since _last weekend.a weekThey has been _ for _.They has been _ since _at the seasideat the seasideHow often has Paul been to the zoo?_In fact, _He hasnt been to the zoo for ages.he hasnt been to the zoo since he was very young.Pattern Practice现在完成时现在完成时结构：结构：SB + have/has done(过去分词过去分词)规则动词的过去分词为动词原形后面加规则动词的过去分词为动词原形后面加-edI have finished my homework.He has played computer games.My mother has cooked dinner.Have the child