It's a general belief that quality is____the most important of all.A what is B what it is
问题描述：
It's a general belief that quality is____the most important of all.A what is B what it is
答
A,名词从句呗.强调句的话前面都有it‘s了,后面还跑出来个it干什么?而且what是is的主语也是名词从句的引导词,what it is就是俩主语了,强调个P质量!