(共33张PPT)
外研版·英语·四年级下册
第一课时
第二课时
Module 5
Unit 2 They were young.
then
now
It was ugly.
It was short.
It was yellow.
It is beautiful.
It is tall.
It is white.
看图说一说。
第一课时
Then Now
They were eggs.
They are chicks.
Then Now
They were babies.
They are boys.
Then Now
I was 2.
I was short.
I was fat.
My hair was short.
I am 26.
I am tall.
I am thin.
My hair is long.
Look and say.
蝴蝶小时候和长大后的样子
发生了什么变化呢？
Look and guess.
图中对应的是蝴蝶的哪个阶段？
猜一猜他们会说什么。
Listen, point and say.
Oh, it’s very beautiful.
But it wasn’t beautiful then.
Try to answer.
( ) 1. Is the butterfly beautiful?
A. Yes, it is. B. No, it isn’t.
( ) 2. Was the butterfly beautiful then?
A. Yes, it was. B. No, it wasn’t.
( ) 3. Is it easy(容易的) to be beautiful?
A. Yes, it is. B. No, it isn’t.
A
B
B
Oh, it’s very beautiful.
But it ______ beautiful then.
Look and fill.
wasn’t
wasn’t= was not
它那时漂亮。
It was beautiful then.
它那时不漂亮。
It wasn’t beautiful then.
他昨天在家。
He was at home yesterday.
他昨天不在家。
He wasn’t at home yesterday.
Listen and say.
They are old.
They weren’t old then.
They were young.
She is tall.
She wasn’t tall then.
She was short.
It is clean.
It wasn’t clean then.
It was dirty.
Listen and answer.
1. Are they young now?
_______________________
2. Is she tall?
_______________________
3. Was she tall then?
_______________________
4. Is it clean?
_______________________
5. Was it clean then?
_______________________
No, they aren’t.
Yes, she is.
No, she wasn’t.
Yes, it is.
No, it wasn’t.
1
2
3
4
A
B
C
D
It wasn’t tall.
It wasn’t new.
They weren’t
young.
They weren’t
fat.
They were old.
It was short.
They were thin.
It was old.
Look and match.
clean: 干净的
The room is clean.
dirty: 脏的
Your room is dirty.
weren’t= were not
他们那时老。
They were old then.
他们那时不老。
They weren’t old then.
他们那时是老师。
They were teachers then.
他们那时不是老师。
They weren’t teachers then.
Practise.
四人一组，自由编对话。
Tips: This is…
They are…now. They weren’t…then. They were…
She is…now. She wasn’t…then. She was…
It is…now. It wasn’t…then. It was…
Read and circle.
Then
Now
Then
Then
Then
Now
Now
Now
They were / weren’t old then.
They are / aren’t young now.
It was/ wasn’t thin then.
It is/ isn’t fat now.
He was / wasn’t short then.
He is / isn’t tall now.
It was / wasn’t clean then.
It is / isn’t dirty now.
Try to do.
句型转换。
1. I was young then. (变为否定句)
I _____ young then.
2. They were old then. (变为否定句)
They ______ old then.
3. Is she short now? (用then来改写句子)
_____ she short then?
4. Were Daming and Tim fat then? (做否定回答)
_________________
wasn’t
weren’t
Was
No, they weren’t.
选一选。
Try to do.
( ) 1. It is very ______.
A. beautiful B. ugly
( ) 2. It _____ clean then.
A. wasn’t B. was
( ) 3. They were ____.
A. young B. old
( ) 4. The girl ____ tall then.
A. was B. wasn’t
( ) 5. The classroom is ____.
A. clean B. dirty
A
A
A
B
A
重点单词：clean, dirty
重点句型：It wasn’t beautiful then.
They weren’t old then.
Summing up.
1. 熟记本节课所学的单词、短语和句型，必须会听、说、读、写。
2. 用一般过去时的肯定、否定各造两个句子。
Homework
第二课时
一条龙的顺序描述同桌现在与过去的变化。
E. g. He/ She was _____.
Now he/she is _____.
His/ Her _____ was _____.
Now his/ her _____ is _____.
Listen and say. Then chant.
A little chick.
It was very young.
It was very cute.
Cheep, cheep, cheep.
A little chick.
A big red hen.
It is very old.
It is very fat.
Cluck, cluck, cluck.
A big red hen.
Listen again and choose.
( ) 1. A little chick was _____.
A. young B. old
( ) 2. A little chick was very _____.
A. big B. cute
( ) 3. A big red hen is very _____.
A. old B. young
( ) 4. A big red hen is very _____.
A. fat B. thin
A
B
A
A
Look and describe.
观察图片，描述图片。
The chick was…then.
The hen is … now.
Guess and say.
She was short. Now she’s tall. Her hair was long. Now her hair is short…
Is she Tingting?
No, she isn’t.
Is she Fangfang?
Yes, she is.
Do and say.
Talk about yourself.
I was five. I was in Beijing. My hair was long then. My hair is short now.
Try to do.
选一选。
A. was B. wasn’t C. were D. weren’t
( ) 1. –You _____ naughty then. Now you are naughty.
–Yes, I have changed a lot.
( ) 2. Now I am a teacher. But I _____ a teacher five years ago. I was a doctor.
( ) 3. –Who are the shy girls?
–Oh, this one is Lucy. That one is Lily. They ______ naughty then.
( ) 4. –Which one is you in this picture?
–That boy. I _____ short and shy then.
C
A
D
B
Try to do.
She is a girl in our class. She was short then. Now she is tall. Her hair was long then, but now her hair is short. Is she Tingting? No, she isn’t. Is she Fangfang? Yes, she is.
1. Is the girl in our class? ___________
2. Is she tall now? _____________
3. Was her hair long then? ______________
4. Is her hair long now? ____________
5. Who is she? ______________________
阅读短文，回答问题。
Yes, she is.
Yes, she is.
Yes, it was.
No, it isn’t.
She is Fangfang.
一般过去时的否定
Summary
主语+ wasn’t+ 其他。
He wasn’t tall then.
例
句
主语+ weren’t+ 其他。
They weren’t old then.
例
句
找出一张过去的全家福，用wasn’t/ weren’t描述一下家人过去的样子。再用am/is/are描述一下家人现在的样子。
Homework
