北京版三年级上册Lesson 20获奖教学课件ppt

这是一份北京版三年级上册Lesson 20获奖教学课件ppt，共22页。PPT课件主要包含了X 40，X 30，X 50，X 60，X 20，X 10等内容，欢迎下载使用。

Baba likes cllecting markers. He has fifty markers. Hw abut thers? Let’s lk and say.
My cllectins
What are they ding?
Yes. I have _____.
Yu have s Many _______.
Yu have s many erasers.
I have sixty.
I cllect rulers. I have ________.
What d yu ______, Gugu?
I cllect rulers.
I have frty.
Yes. I cllect them. I have __________.
Yu have s many ________________.
Yu have s many ty cars.
Let’s ________________. Twenty ____ten is thirty.
put them tgether
I have ten.
Twenty plus ten is thirty.
Hw many erasers des Yangyang have?
He has sixty erasers.
What des Gugu cllect?
She cllects rulers.
Hw many ty cars des Yangyang have?
He has twenty.
Hw many ty cars des Baba have?
He has ten.
Yes. I have sixty.
What d yu cllect, Gugu?
I cllect rulers. I have frty.
Yes. I cllect them. I have twenty.
Let’s put them tgether. Twenty plus ten is thirty.
Gugu: Yu have s many erasers.Yangyang: Yes. I have sixty.Lingling: What d yu cllect, Gugu?Gugu: I cllect rulers. I have frty.
Baba: Yu have s many ty cars.Yangyang: Yes. I cllect them. I have twenty.Baba: I have ten.Yangyang: Let’s put them tgether. Twenty plus ten is thirty.
What d yu cllect?
I cllect rulers. I have frty.
I cllect crayns. I have thirty.
I cllect cards. I have fifty.
I cllect stickers. I have sixty.
—What d yu cllect?—I cllect …. I have ….