Unit4知识科普
Guess a New Word
It's a Shadow
Kangaroos
That's a Problem
Four Seasons
The Sea
Strong Ant
Books on“How to ”
More Rest and Fresh Air
Air
The Weather in England
Unit5趣味故事
A Pair of Different Socks
How Much Is It?
A Barking Dog Does not Bite
It Must be a New Kind of Robot
I Hate the Hat
A Discussion
The Bigger One Will Be Mine
Don't Throw! It's Mine!
A Good News
A Dream
Unit6幽默笑话
It Doesn't Matter
I've Left My Keys in the Car
To Be Modest
When Should I Eat It?
A White Lie
A Poor Dentist
Lost Way
Two Thieves
Unit7童话寓言
The Fox and the Grapes
A Selfish Giant
A Greedy Lion
A Wolf and a Sheep
Have You Got Buns?
A Tiger and a Fox
A Foolish Tiger
Crow Drinks Water
Unit8节日旅游
The Leaning Tower of Pisa
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