1、Unit 4 Then and now,Part A Lets learn & Find the mistakes,Whats in the picture?,building,playground,Revision,grass,gym,dining hall,Presentation,Yes,there was. There was a dining hall in my school three years ago.,Was there a dining hall in your school three years ago?,dining hall,. years ago 年前,三年前,
2、Was there a grass in your school forty months ago?,grass,No, there wasnt. There was no grass in my school forty months ago.,. months ago 个月前,四十个月前,Was there a gym in your school last year?,gym,No, there wasnt. There was no gym in my school last year.,去年,dining hall,grass, years ago, months ago,last
3、year,last month,你会说下面单词或短语的意思吗？,library,cinema,bookstore,gym,grass,dining hall,post office,motel,单词竞赛（三分钟速记）,What are the differences?,twenty years ago,now,There was old buildings in my school twenty years ago.,There are new buildings in my school now.,Was there a gym in the school?,No, there wasnt.
4、,Is there a gym in the school?,Yes, there is.,There was no gym in the school twenty years ago.,Now there is a new one in the school.,Attention: 注意使用there be句型,Lets learn,In the Tang dynasty ,At that time, there were no gyms. People didnt go by bus. People couldnt use the Internet.,Find the mistakes,
5、Discuss with your group. Find out the mistakes in the Tang dynasty.,At that time, there were no _. People didnt go _. People couldnt use _.,Pair work,At that time, there were no dining halls.,At that time, there were no post offices.,At that time, there were no cinemas.,At that time, there were no m
6、otels(汽车旅馆).,Where is it?,m,otel,汽车旅馆,h,The difference between hotel and motel,Motelparking space(停车位) and room are linked together(相连). The garage(车库) is on the first floor, the room is on the second floor. 汽车旅馆与一般旅馆最大的不同点，在于汽车旅馆提供的停车位与房间相连，一楼当作车库，二楼为房间。,At that time, there were no cafs(咖啡馆).,At th
7、at time, there were no telephones.,At that time, there were no traffic lights.,At that time, there were no lights.,At that time, people couldnt go by bike and by taxi.,Find the mistakes,There is +单数 There are+复数,There was +单数 There were+复数,Tips: There是个近视眼，只能看到最近的， 最近的是单数用is，是复数用are； 如果表示过去的，单数用was，
8、复数用were,过去时,现在时,There be句型,There was no _ in the school twenty years ago.,Now there is a new one in the school.,Attention: 注意使用there be句型,Lets say,For example:,1. There _ an apple on the table now. A.is B.was C.are 2. There _ two apples in the basket. A.is B.was C.are 3. There _ an apple, two pears
9、and five watermelons on the table now. A.is B.was C.are,A,C,A,Exercise,4. There _ no gyms in my school 2 years ago. A.was B. are C. were 5. There _ no grass in my school last year. A. was B. are C. were 6. There _ no gym, no dining halls and no library in my school six months ago. A. was B. are C. were,C,A,A,1. Read and copy the words for 7+1. 2. Write something about your school. (five years ago, now),
