He never hesitates to make__criticisms__are considered helpful to others.

问题描述:

He never hesitates to make__criticisms__are considered helpful to others.
A so ,that
B so ,as
C such ,that
D such ,as
为什么选D不选C,我知道such..as是固定搭配,但是在这里AS是什么用啊,

such...as后跟定语从句,such.that后跟结果状语从句,这个句子后面的从句修饰criticisms,用as比较好为什么用that后就成了状语从句了?表示结果状语的从句自然是状语从句,算是一种句义上和suchas的不同