光明小学有男生500人，女生450人，男生比女生多百分之几？

— Mr.Wang is a man of few words,but quick in mind.

—____,you know. 

A．A single flower does not make a spring

B．A man of words and not of deeds is like a garden full of weeds

C．A still tongue makes a wise head

D．A great talker is a great liar