开始学习英语，从简单的地方，下最深的功夫。 2016.11.25
lesson 1
a cat and a rat
a rat and a cat
▲a 发音 /æ/
lesson 2
the cat has a rat
the rat ran at Ann.
Ann has a cat
The cat ran at the rat
▲总结：
the cat has a rat. = 猫抓老鼠，**has 表示抓。
the rat ran at Ann. = 老鼠跑向安，at **表示动作的朝向
lesson 3
Ann and Nat
Ann has a fan
Nat has a hat
Ann can fan Nat
▲总结： fan 风扇
lesson 4
a man and a lad
the man sat, the lad ran
the man has a hat
the lad has a cap
▲总结： lad 少年、小伙子
lesson 5 review
the cat and the rat ran
Ann sat and Nat ran
A rat ran at Nat.
Can Ann fan the lad?
The man and the lad.
The man has a cap.
The lad has a fan.
has Ann a hat？
Ann has a hat and a fan.
▲总结：
Can Ann fan the lad? = 安给少年扇风么？
has Ann a hat？= 安有帽子么？
can 前置表示能不能，has 前置表示有没有。
