词汇运用（共10小题，每小题1分，计10分）
The trees are green in __________ (春天).
My schoolbag is __________ (棕色的). What about yours?
There is a __________ (铅笔) on the desk.
Friday is the day after __________ (星期四).
There are __________ (十五) boys in my class.
__________ (打开) your book and write your name in it.
They draw a __________ (花) on the blackboard.
How many __________ (鸟) can you see in the tree?
I like __________ (秋天) because it is cool.
__________ (举) up your hand.