题目内容：

There is __n____ in the fridge.i have to buy some.
Bill gates is a very __r___ man in the world.He has billions of dollars.
_W____ your help,Ican't finish it on time.

优质解答

There is __nothing____ in the fridge.i have to buy some.
Bill gates is a very __rich___ man in the world.He has billions of dollars.
_Without____ your help,Ican't finish it on time