单项选择题

He studied hard at school when he was young, ______ contributed to his success in later life.

A．which
B．that
C．what
D．each of which
<上一题 目录 下一题>
热门 试题

单项选择题
Not a sound ______ while the professor was giving a speech.
A．the students utter
B．the students uttered
C．did the students uttered
D．did the students utter
单项选择题
One should always remember that appearances can be ______ .
A．wrong
B．mistaken
C．incorrect
D．false
相关试题