单项选择题

I could see from his work that he had made a ______ study of his subject. Otherwise, he couldn't have made such a rapid progress.

A．stable
B．delicate
C．profound
D．arbitrary
<上一题 目录 下一题>
热门 试题

单项选择题
Going round to the bank was part of the ______ of his work.
A．revenue
B．remedy
C．routine
D．relief
单项选择题
Psychologists have found that ______ disciplinary measures do not always make a child better behave.
A．stiff
B．rough
C．stern
D．stout
相关试题