内容正文:
Unit 4 What makes things move?
Period 2 Explore
Core competences
1. 能听懂、朗读三段主题课文录音中的核心信息,理解课文中的因果逻辑关系;能跟唱 chant,听懂其中的比较级句型,用比较级说出"A is faster/slower than B."的句子。
2. 了解不同交通工具和动物的速度差异,建立跨学科的"比较"意识,理解"多角度看问题"——轻重、难易、力的大小。
3. 通过比较级学习建立"两两比较"的思维习惯;能通过观察图文获取力的大小—运动的大小—速度的快慢之间的逻辑关系。
1
2
3
4
5
课程导入
Lead-in
Presentation
and
practice
探究新知
巩固复习
课堂小结
布置作业
Consolidation
and
revision
Summary
Homework
Watch it
Who is the slowest?
Who is the fastest?
What helps them run faster?
01
Lead in
What do you see?
What force is this? Push or pull?
How big is the force?
What do you think the text will say?
02
Presentation and practice
Learn and say
see sth./sb. doing
看见...正在干什么
make sth./sb. do
使...做什么
Listen and read
We see people walking, birds flying and leaves falling.
We see things moving every day.
What makes things move?
Listen to it
Learn and say
What can a force do?
Do people use forces every day? When?
What force are you using RIGHT NOW?
Push, moves things away from us.
Pull, moves things toward us.
Listen and read
A push is a force.
A force can make something move.
When we push, it moves people or things away from us.
A pull is a force too.
When we pull, it moves people or things towards us.
Finish it
force
movement
FORCE
MOVEMENT
Listen to it
Learn and say
cause
导致
easier...than...
移动轻东西比重东西更容易
Know more
small force
small movement
big force
big movement
Listen and read
When we use a small force to throw a ball, it does not go far.
A small force causes a small movement and a big force causes a big movement.
When we use a big force, it goes a long way.
Also, it is easier to move a light thing than a heavy thing.
Finish it
Cause Effect
1. We push something. a.
2. b. It moves towards us.
3. c. There is a small movement.
4. We open a door with a
bigger force. d.
It moves away from us.
We pull something.
We use a small force.
The door opens more
quickly.
Listen to it
Do it
Speed Line
01
02
03
06
05
04
car
train
tortoise
running
person
horse
plane
What is speed?
What’s the difference of the speed?
Learn and say
Speed is how fast things move.
Some things, like trains, move fast.
Some things, like tortoises, move slowly.
A car is faster than a horse.
A high-speed train is faster than a car.
A plane is the fastest of all.
Listen and read
A car is faster than a horse,
Speed is how fast things move.
and a plane is the fastest of all.
Some things, like trains, move fast, and some things, like tortoises, move slowly.
a high-speed train is faster than a car,
Listen and learn
比较级:more+形容词
比较级:
形容词+er
Listen and learn
反身代词yourself 你自己
What can a force do to speed?
Learn and say
smaller force
smaller movement
bigger force
bigger movement
slower
faster
A force can change the speed.
Listen and read
When you push a door with a small force, it opens slowly.
A force can change the speed of things.
Next time you see something moving, ask yourself,
“What force is moving it, a push or a pull?
Is the force small or big?"
When you push it with a bigger force, it opens more quickly.
03
Consolidation
Forces can make things ______. A ________ force causes a ________ movement. A ________ force causes a ________ movement. Speed is how ______ things move. A force can ________ the speed.
move
small
small
big
big
fast
change
Talking chain
Let’s assess
评价标准 星级
参与程度
语言表达
创意创编
Listen and chant
The horse, the tortoise and me
A horse is faster than a tortoise,
And a horse is faster than me.
I’m faster than a tortoise,
So who's the slowest of the three?
A horse is bigger than a tortoise,
And a horse is bigger than me.
I’m bigger than a tortoise,
So who's the smallest of the three?
Listen and chant
The horse, the tortoise and me
A horse is heavier than a tortoise,
And a horse is heavier than me.
I'm heavier than a tortoise,
So who's the lightest of the three?
Learn and say
slow
slower
slowest
young
younger
youngest
原级
比较级
最高级
Learn and say
fast
faster
fastest
late
later
latest
hot
hotter
hottest
heavy
heavier
heaviest
beautiful
more beautiful
most beautiful
large
larger
big
bigger
The mountain is larger than the hill.
The elephant is the biggest of all.
Learn and say
largest
biggest
practice
Look and talk
What’s faster than a bus?
A car is faster than a bus.
Look and talk
What’s the slowest of the three
The tortoise is the slowest.
04
Summary
Teacher-student
Group share
1. What two new words do we learn today?
2. Can you explain the Cause and Effect?
3. What makes things move faster or slower?
Big questions
Is it easier to push a box of books or a box of balloons? Why?
What makes things move
faster or slower?
04
Summary
05
Homework
Must do
1. 朗读三段课文 3 遍并录音发班级群;
2. 抄写比较级单词各2遍,写一个自己的例句。
Need to do
自选 5 组生活中的事物,每组用 "A is faster/slower than B" 造句。
用自己的话写出完整回答"What makes things move faster or slower?",要求至少使用 3 个本课生词。
Choose to do
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