资源简介

(共21张PPT)
PEP版英语四年级（下）
Part B
Let’s talk & Look and say
Unit 1 Class rules
Lead-in
Think and say
Why do we follow class rules
Some rules can help us study better.
Some can help us stay healthy.
They can make school life better for everyone.
Right! So we should follow class rules.
Warming up-Enjoy a video
Presentation-Let’s talk
Who’s on duty today
We are, Miss White.
I can clean the blackboard.
I can sweep the floor!
Wow! Our classroom is clean and tidy!
Listen and read
I can put back the desks and chairs.
We are, Miss White.
We are, Miss White.
Presentation-Let’s talk
Read and learn
Who’s on duty
Who’s on duty today
(be) on duty是固定搭配，意为“值日，值班”。
duty意为“责任；值班”。
We are, Miss White.
We are, Miss White.
We are, Miss White.
Presentation-Let’s talk
Read and learn
I can clean the blackboard.
I can sweep the floor!
Wow! Our classroom is clean and tidy!
I can put back the desks and chairs.
把……放回
can是情态动词，后接动词原形。“我可以做某事”的句型：I can +动词原形(+其他).
● What does Zhang Peng do
He cleans the blackboard.
Presentation-Let’s talk
● What does Wu Binbin do
He sweeps the floor.
● What does Amy do
She puts back the desks and chairs.
Think and answer
Presentation-Let’s talk
Who’s on duty today
We are, Miss White.
I can clean the blackboard.
I can sweep the floor!
Wow! Our classroom is clean and tidy!
Listen and imitate
I can put back the desks and chairs.
We are, Miss White.
We are, Miss White.
I can clean the blackboard.
I
can
主语
I can sweep the floor.
I can put back the desks and chairs.
I
I
can
can
“能，可以”，情态动词，后接动词原形
put
固定搭配，“把……放回”
clean
sweep
back
blackboard
floor
名词，作宾语
desks and chairs
名词短语，作宾语
定冠词 the 对修饰的名词（短语）有指定作用，表示“这个、那个、这些、那些”。单数可数名词一般不能单独出现，其前必须有 the、this、that、our 等修饰词。
Language point
“我可以……”的句型：
I can +动词原形（+其他）.
I can clean the blackboard.
I can sweep the floor.
I can put back the desks and chairs.
Language point
Choose and tick
在打扫教室时，负责擦讲台的你可以说：____
A
A
I can clean my desk.
B
B
I can sweep the floor.
C
C
I can clean the teacher’s desk.
Practice
New words
blackboard
/ bl kb d/
n.(名词)
黑板
Let me clean the blackboard.
我来擦黑板吧。
用法 clean the blackboard
擦黑板
巧记 black(黑色的)+board
(板)=blackboard
New words
desk
/desk/
n.(名词)
书桌；办公桌
I can clean the desks.
我可以擦书桌。
辨析 desk常指有抽屉的书桌或办公桌；table常指没有抽屉的餐桌、会议桌等。
New words
chair
/t e (r)/
n.(名词)
椅子
I can put back the desks and chairs.
我可以把桌椅放回原位。
搭配 my desk and chair
我的桌椅
New words
tidy
/ ta di/
adj.(形容词)
整洁的；整齐的；
Our classroom is so tidy!
我们的教室这么整洁！
搭配 a tidy desk
整洁的书桌
v.(动词)
使整洁；整理
tidy
desk
chair
balckboard
Word game
Presentation-Look and say
What can you do after the English party
I can put back the desks and chairs.
I can ...
Choose and say
Presentation-Look and say
What can you do after the English party
英语派对后，哪里还需要打扫呢？看一看，说一说吧。
Presentation-Look and say
What can you do after the English party
I can put back the desks and chairs.
I can ...
I can put back the books.
I can put back the coat.
I can sweep the floor.
I can clean the blackboard.
Summary
1
句型：“我可以做某事”的句型：
I can +动词原形(+其他).
如：I can sweep the floor.
2
单词：blackboard desk chair tidy
短语：(be) on duty sweep the floor
clean the blackboard
put back the desks and chairs
02
背诵 Let’s talk 课文并上传班级群；
预习P8的 Let’s learn。
04
Homework
03
背诵并听写 Let’s talk 中的新词汇；
01
能够运用“I can +动词原形(+其他).”表达“我可以做什么”。

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