Unit 4 Then and now Part A Let’s talk 课件 （26张PPT）

Unit 4 Then and now
Lesson One
Let’s try
Let’s talk
A
I. Warm-up
Look and say
have
Sharp eyes
watch
I. Warm-up
Look and say
Sharp eyes
read
I. Warm-up
Look and say
Sharp eyes
ride
I. Warm-up
Look and say
Sharp eyes
hurt
I. Warm-up
Look and say
Sharp eyes
take
I. Warm-up
Look and say
Sharp eyes
go
I. Warm-up
Look and say
Sharp eyes
buy
I. Warm-up
Look and say
Sharp eyes
Ask and answer
A: How was your weekend?
B: It was …
A: Where did you go last weekend?
B: I went to …
A: What did you do there?
B: I …
I. Warm-up
Listen and tick or cross
II. Presentation
Before listening
Look at the pictures carefully and make sentences according to the example.
Example：
Many years ago, people …
Now, they …
A
many years ago
now
B
D
C
now
many years ago
now
Listen and tick or cross
II. Presentation
Today, there is a guest visiting the school.
1. The school changed a little.
2. Grandpa could see computers when he
was at school.
?
?
Watch and answer
II. Presentation
What was Grandpa’s school look like?
There was no library in his old school. There was only one small building on a hill. There were no computers or Internet in his time.
Learn new words
II. Presentation
What can you see in the sky at night except the moon?
star
Learn new words
1 + 1 =
999 +123 =
easy
difficult
容易的
困难的
II. Presentation
Learn new words
look up
(在词典中或通过电脑)查阅
What can you do with a dictionary?
II. Presentation
Learn new words
互联网
Where can you find information except books?
Internet
II. Presentation
Learn new sentences
Tell us about your school, please.
请给我们讲讲您的学校吧。
How do you know that?
你怎么知道的？
There was no library in my school.
我以前的学校里没有图书馆。
There were no computers or Internet in my time.
我那时候没有电脑，也没有网络。
II. Presentation
Language points
描述事物的过去与现在的变化
II. Presentation
There was / were in … Now, there is / are … in …
There was 后加单数名词，表示过去某个地方有某个事物（人）或某些（不可数的）事物。
There were后加复数名词，表示复数概念，表示过去某个地方有某些事物（人）。
There is 后加单数名词、不可数名词或者复数名词，表示单个概念； 表示现在某个地方有某个事物（人）或某些（不可数的）事物。
There are 加复数名词，表示复数概念， 表示现在某个地方有某些事物（人）。
例如：There were no computers here before. Now, there are lots of computers here.
Listen and follow
Grandpa: 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.?
?
II. Presentation
Listen and fill in the blanks
Grandpa: 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.?
?
III. Practice
Ask and answer
1. What was your school like five years ago?
2. What is it like now?
III. Practice
There is a big building in my school now. And there is a library. There are many computers.
There was a small building in my school five years ago. There wasn’t a library. There were no computers.
( ) 1. There ______ no library in my old school.
A. was B. is C. were
( ) 2. Tell us ______ your school, please.
A. in B. on C. about
( ) 3. Could you see stars ______ night?
A. to B. at C. in
( ) 4. I looked it ______ on the Internet.
A. in B. on C. up
( ) 5. There ______ no computers in my time.
A. was B. is C. were
A
Choose the right answers
C
B
C
C
III. Practice
IV. Summary
Tell us about your school, please.
How do you know that?
There was no library in my school.
There were no computers or Internet in my time.
Words: star, easy, look up, Internet.
V. Homework
1. 熟读 Let’s talk 部分对话，并和小伙伴们分角
色表演。
2. 画画并介绍你的学校现在与五年前的不同。
3. 预习下一课时内容。