问题描述：
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.
Bill gates is a very __r___ man in the world.He has billions of dollars.
_W____ your help,Ican't finish it on time.
问题解答：
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