Criticism and self-criticism _____ necessary _____ it helps us to correct mistak

题干

Criticism and self-criticism _____ necessary _____ it helps us to correct mistakes.

A．is, in that

B．are, in that

C．is, in which

D．are, at that

上一题下一题 0.64难度单项选择更新时间:2014-04-07 06:46:09

小学学科试题库

初中学科试题库

高中学科试题库