小学三年级英语下册语法知识解读
1. 介词“on” “in”的短语
on the chair/in the pencil-box/in the desk/in the bag/in the sky
2. 特殊疑问句“where”“what”“who”的用法
①特殊疑问句“where”的用法：
Where is …? ----Its on…. / Its in….
②特殊疑问句“what”的用法：
Whats on the table? — A plate of cakes.
③特殊疑问句“who”的用法：.
Who is he/she? He/ She is….
They are brother and sister.
当不知道是谁时，人称代词用it：
Who is it? ----- Its me.
3. 感叹句用what和how： what修饰名词;how修饰形容词
How nice on a ship! How nice!
What a fine day! What a big cake!
4.let’s 句型：
lets =let us
Lets make a blouse/vest.
Lets run a race. /Lets play games.
Lets ride it.
Lets give her nice things.
Lets sing“Happy Birthday to You”.
Lets count the candles.
Let me help you.
Let me open/close the door.
Let me get the apples/pears.
Lets go home.
5. can句型：
We cant let him in.
She can’t swim.
I cant find/see….
Can she swim? Yes, she can. / No, she can’t. Can you make cakes? Yes, I can. / No, I cant. Can you fly it? —Of course，I can.
6.主语是单数第三人称，谓语动词加“s”：
look like 看起来像
She looks like Steve.
Steve is Eve’s brother.
I like him, and he likes me.
7.“have”的用法：。