腹腔镜胃癌及手辅助腔镜手术.ppt

文档介绍：Unit 6
Work quietly!
B
He is talking in the library.
Talk quietly.
She is writing in class.
Work quietly.
I’m colouring at my desk.
Keep your desk cleaning.
I’m walking on the street.
Keep to the right.
We are playing a game.
Take turns.
Let’s practice!
Library
Play basketball