1、Unit 4 Then and now Part A Let s learn Lets do GO to the library. Read a book. Go to the teachers office. Say hello. Go to the playground. Play football. Go to the garden. Water the flowers. grass （T : Whats this? Whose school? Whats the school like?） Where is it ? grass playground What can we do on
2、 the grass ? play football（run/jump） What can we do in the gym ? play basketballplay ping-pangplay tennis Where is it ? dining hall What can we do in the dining hall ? have lunch gym I played ping-pong in the gym three days ago. 三天前 three days ago 一天前one day ago 五天前five days ago 两年前 two years ago 四个
3、月前 four months ago 一年前one year ago 还有哪些表示过去的时间？ last weekend last night yesterday the day before yesterday last year 去年去年 last month 上个月上个月 three months ago two years ago What are the differences? twenty years agonow Was there a gym in the school？ No, it wasn t. Is there a gym in the school？ Yes, it
4、 is. What are the differences ? There was no gym in the school twenty years ago. Now there is a new one in the school. Attention: 注意使用注意使用there be句型句型 Now 1 hour ago There is no people in the gym now. There were many people in the gym 1 hour ago. Now 3 days ago There is a TV in the dining hall now.
5、There was no TV in the dining hall 3 days ago. Summary （现在地方有）（现在地方有） There is _(+可数名词单数或不可数）可数名词单数或不可数）_ now. are _（+可数名词复数）可数名词复数）_ （过去地方有）（过去地方有） There was _ (+可数名词单数或不可数）可数名词单数或不可数） _ ago. were _ （+可数名词复数）可数名词复数） _ For example: There was/were no _ in the school twenty years ago. Now there is/are
6、 _ in the school. Attention: 注意使用注意使用there be句型句型 twenty years agonow there were no gyms people didnt go by bus people couldnt use the Internet mistakes buildingsbuildings（建筑）（建筑） gymgym dining halldining hall post officepost office coffee shopcoffee shop motelmotel cinemacinema traffic lighttraffic
7、 light（红绿（红绿 灯）灯） street lightstreet light（路灯）（路灯） traffictraffic（交通）（交通） go by busgo by bus go by bikego by bike activities(activities(活动活动) ) watch TVwatch TV use the phoneuse the phone use the Internetuse the Internet At that time，there were no gyms. People didnt go by bus. People couldnt use the Internet. Discuss with your group. Find out the mistakes in the Tang dynasty. At that time，there were/was no _. People didnt go _. People couldnt use _.
