课件24张PPT。Then and nowUnit 4Let’s try
Let’s talkStep 1 Lead inLet's singTalk about the nature park.There is / are …thennowTalk about the school.thennowThere was a small building.There is a big building.There are many trees.There were few trees.There was no playground.There is a big playground.Wu Yifan’s grandpa is visiting the school.Step 2 Presentation××Wu Yifan and his grandpa are at the same school in different times. Listen and answer:What was Grandpa’s school like?The Americans took about five days to get there
in 1969.One day, I’m going to the moon.one dayin the futureI’m going to be a scientist one day / in the future.They looked it up on the Internet.He looked it up in the dictionary.There were no computers or Internet in my time.Step 3 The main points1. There was no library in my old school.
我以前的学校里没有图书馆。
句型：There be +no+名词. 表示没有什么。
2. Could you see stars at night?
你晚上能看到星星吗？
star在这表示“星星”，它还有“明星”的意思。
3. I looked it up on the Internet.
我在互联网上查过此事。 4. The Americans took about five days to get there
in 1969.
take some time to do sth.做某事花费多少时间。
5. There were no computers or Internet in my time.
or用于否定句。in my time意思是“在我的那个时代”。Listen and imitateGrandpa: Wow, a library! There was no library
in my old school.Sarah: Tell us about your school, please.Grandpa: There was only one small building on
a hill.Wu Yifan: Could you see stars at night?Grandpa: Yes, I liked the stars.Sarah: Me too. One day I’m going to visit the
moon.Wu Yifan: The Americans took about five days
to get there in 1969.Sarah: How do you know that?Wu Yifan: Easy, I looked it up on the Internet.Grandpa: Ah! There were no computers or
Internet in my time.三人一组，练习对话并表演，其他同学评价。BACRole-playStep 4 Let’s practiceDraw and talkWhat was your school like five years ago?
What is it like now? There was / were … 5 years ago.
There was / were no … 5 years ago.There is / are … now.Step 5 Test in class1. There ________ a garden there in my old school.
A. was
B. were
C. is 单项选择。 2. I have only _______ apple.
A. one
B. an
C. some3. He took three hours ______ home.
A. go
B. to go
C. wentStep 6 Conclusion1. Could you see ...? 你能看见……吗？
2. There was / were + 某物+ 某处. 重点句型：重点词汇：
at night look up
on the Internet in my timeStep 7 Homework1.有感情地朗读Let's talk部分课文对话并背诵。
2.写出3~5句话来描述你的学校或家乡发生的变化。
3.完成本课时的配套练习。
4.预习Part A Let's learn。
