资源简介

(共17张PPT)
(-Get ready)
Ask and answer
What's this
It's an apple.
It's a red apple.
It's a yummy apple.
It's a big apple.
Let's think
It's an apple.
It's a red apple.
It's a yummy apple.
It's a big apple.
fact
（事实）
opinion
（看法）
Think and answer
What is a fact
A fact is something that can be proved to be true（证实）,it is not subject to change（不会更改）.
Can you give
a fact
Beijing is the capital of China.
It's hot in summer.
A week has seven days.
Pandas like eating bamboo.
What is an opinion
Think and answer
An opinion is something that you believe(相信),think
（认为）or feel（感觉）,it is subject to change（会更改）.It cannot be proved true（不被证实）.
Can you give
an opinion
Summer is the best season.
Pandas are cute.
English class is fun.
She is happy.
Read and judge
Fact VS Opinion
This book is great.
The sun rises in the east.
I'm wearing a dress.
Rabbit has got two long ears.
Wonderful seasons.
The food is delicious.
Look and say
What are they doing
Confucious
They are arguing(争论).
What are they
arguing about
Let's watch
What are they arguing about
They have different ideas about the sun .
Read and think
be close to...
be closer to...
（原形）
（比较级）
What's the boy's idea
（更接近）
（更远的）
far away
farther away
（原形）
（比较级）
Watch and answer
Why does he think so
In the morning,the sun looks ,like a big
.By noon,it
looks ,like a .
big
umbrella
small
plate
Closer things look bigger.
（原形）
（比较级）
Read and think
What's the boy's idea
The sun is
in the morning.
It's at noon.
farther away
closer
Watch and answer
Why does he think so
In the morning,
it feels .
By noon,
it feels .
cool
hot
When you are
closer to a fire,
it feels hotter.
（原形）
（比较级）
Think and answer
Who is right
What does Confucious think
You shared your opinions.You also gave me facts.I can't tell you the answer.
Think and say
Facts VS Opinions
Good to know
两小儿辩日：两个说法都不完全正确。
1. 为什么早上太阳看着更大？（反驳甲）
是大气光学折射+参照物对比造成的视觉错觉：清晨太阳贴近地面，和房屋树木对比显得巨大；中午太阳高悬空旷蓝天，没有参照物，看起来变小，并非距离改变。
2. 为什么中午更热？（反驳乙）
和距离无关，是太阳照射角度不同：早晨阳光斜射地面，光线分散、热量弱；中午阳光直射，热量集中，气温更高，不是太阳离我们更近。
两个说法都是依靠生活直观感受推理，得出的结论都
不符合客观天文事实，故都不正确。孔子当时受时代
科学局限，无法判断对错，也侧面说明学无止境。
Look and circle

展开更多......

收起↑