文档介绍：Unit3
What Colour is it?
a bag
Olympic Symbol
(奥林匹克标志)
blue
red
I have a blue _____.
black
It’s a black pen.
a black pen, a black pen.
black , black
What colour is it?
It's....
red
It’s red.
It’s a red sharpener.
A yellow crayon
A red pencil
A blue sharpener
A black pen
yellow
Yellow,yellow
I like yellow .