课件25张PPT。Unit 4 Then and nowPart A Let's try & Let’s talkLearning goals能够听、说、读、写单词：
one day, in my time, look it up, easy, Internet. ? ? 能够在情境中运用句型：There was/were …in…. Now, there is /are …in …来描述某个地方过去与现在的状态和变化。能够理解对话大意，能用正确的语音、语调及意群朗读对话，并能进行角色表演。? Let’s matchLet’s matchFree talka picture of my old school ten years agoa picture of my new schoolMy school changed a lot!Free talkten years agonowThere was no playground in my school ten years ago.There is a new playground in my school now. no 的用法链接 no作形容词时,后面可以接单数名词、复数名词以及不可数名词.
no + 单数名词 = not a/an +单数名词 There is no pen in my pencil box. =There isn't a pen in my pencil box. no + 复数名词 = not any + 复数名词 He saw no plane in the shy. = He didn't see any planes in the sky. no +不可数名词=not any +不可数名词 She has no milk. = She doesn't have any milk. no 的用法返回ten years agonowThere was no library in my school ten years ago.There is a new library in my school now.Free talkten years agonowThere were no computers or Internet in my school ten years ago.There are many computers in my school now. We can look up information on the Internet.We listened to the teacher and read lots of books.Free talkInternetlook… up?/'?nt?net/n. 因特网, 互联网surf the internet 上网
on the Internet 在网上查找 If you don’t know a word, look it up in the dictionary.你要是不认识某个单词就查查词典。如：You can find it on the Internet. 你可以在网上找到它。如：The new school is very different from my old school. be different from 与……不同Free talkLet’s try Today, there is a guest visiting the school.
Listen and tick or cross.2. Grandpa could use computers when he was at school.1. The school changed a little.××What was grandpa’s school like?There was only one small building on the hill.
Listen and answer
点击图片，播放录音Q1: Is there a library in Sarah’s school?点击图片，播放视频Q2: Does Sarah like stars?Watch and answerQ3: Could grandpa use computers when he was at school? Why?Yes, there is.Yes, she does.No, he couldn’t. Because there were no computers or Internet.Let’s read解析1解析2解析3解析41. Could you see stars at night?can------couldstarsat night 在夜晚在夜晚你能看到星星吗？返回2. One day I’m going to visit the moon.One day I found out why. 有一天我发现了为什么。 You will achieve your dream one day. 你的梦想有一天会实现的。如：be going to 打算，准备I'm going to do my homework this afternoon.
今天下午我打算做作业。如：one day 有一天返回3. The Americans took about five days to get there in 1969. 1969年7月20-21日，美国“阿波罗”11号飞船载着三名宇航员飞往月球，首次实现人类踏上月球的理想。2019年1月3日，中国嫦娥四号成功登陆月球背面，全人类首次实现月球背面软着陆。take some time to do sth. 花费……时间去做某事1969年美国人花费五天时间到达那里。I took a whole day to clean the house.
我花了一天的时间来打扫这个房子。如：返回in my time 在我的时光， 当年在这里 in my time 的含义是 when I studied in my school.I read lots of books in my time.
我当年读了很多书。返回Let’s act What was your school like five years ago? What is it like now? Draw and talk.
Group work
A: Hello. Tell me about your_____.
B: There was/ were no ____ in my school five years ago.
A: Was there a ___?
B: _____________.
A: What is your school like now?
B:There is /are _______________.一、英译汉。 look up________??? one day __________
on a hill________ visit the moon_________????
at night______ ? easy________ a small building__________ ?? guest________
Fill in the blanks
一个小建筑物在一座小山上查阅夜晚客人参观月球有一天简单( )1. —Was there a river in front of the house?
—_______.
A. Yes, there is. B. No, there was. C. Yes, there was.
( )2.— My grandfather _____ our school last week.
A. visits B. visiting C. visited
( )3. I ____ see stars at night on the hill.
A. can B. could C. did
( )4. I looked it ____ on the Internet yesterday.
A. up B. on C. onCRead and chooseCBA1. Read Part A ”Let’s talk”.2. Describe the changes of your school.
