Unit 3

book
书
notebook
笔记本
schoolbag
书包
pencil
铅笔
pencil case
铅笔盒
ruler
直尺
eraser
橡皮
pen
笔; 钢笔
It is a pen.
它是一支钢笔。
I have a pen.
我有一支钢笔。
They are pencils.
它们是铅笔。
He/She has three pencils.
他/她有三支铅笔。