用下面的词或词组造句

Throw the ball to him.
Lets throw tomatos at that clown.
Throw that thing away,its useless.
What you did to save that dog is quite brave.
Be quiet in class because students are trying to learn.
Don't cause any trouble.
There is no reason to be mean to me.
Don't drop that vask!Its very expensive!
If you fall off that tall building,you will die.