问题补充:
It is a teachers responsibility always to hope, with learning, a boys character might be changed.
A. when
B. what
C. that
D. which
答案:
A. when
B. what
(答案→)C. that
D. which
解析:答案:C。句意:老师的职责总是希望一个孩子通过学习可以改变性格。考查名词性从句的引导词。it为形式主语,真正的主语是不定式to hope...,that的引导从句作hope的宾语。