He is ( ) careful that he always looks over his exercises to make sure the right answer.

题目

He is ( ) careful that he always looks over his exercises to make sure the right answer.
A.so
B.such
C.too
D.quite

答案

选A,不能选D
因为so that和such that都有如此.以至于的意思,但so后面加形容词,而such后面加一个名词词组.
题目是careful,形容词,所以用so