老师正在认真备课。
The teacher is preparing lessons carefully.
(of a teacher) to do one's lesson preparation
Every character draws itself, stroke by stroke. Then grab the brush: trace it yourself and hear the word when you finish.
Nice writing!
Chinese words snap together like bricks. Every word below shares a character with this one, so you are already halfway to knowing it.
老师正在认真备课。
The teacher is preparing lessons carefully.
你今天备课了吗?
Did you prepare your lesson today?