This is that we all think it's very important.A such useful information B so useful information
问题描述:
This is that we all think it's very important.A such useful information B so useful information
答
应选A such 修饰名词information,A的意思是:如此有用的信息
so 直接修饰形容词‘副词或者名词前有many,much,little,few修饰的.如:so fast/ useful; so many people,so little water