单项选择题

Criticism and self-criticism is necessary ______ it helps us to find and correct our mistakes.

A. by that
B. at that
C. on that
D. in that
<上一题 目录 下一题>
热门 试题

单项选择题
He wrote the book in ______ with his wife.
A. proportion
B. installment
C. correspondence
D. collaboration
单项选择题
______ from a distance, the island looked like a cloud.
A. Viewing
B. To view
C. Viewed
D. Being viewed
相关试题