单项选择题

The author believes that sporting activities ______.

A．are forms of biological development
B．have actually developed from hunting
C．are essential forms of taming the prey
D．have changed the ways of hunting

<上一题目录下一题>

热门试题

单项选择题

It is essential for a policeman to be trained in criminal law ______.

A．so that he can catch criminals in the streets
B．because many of the criminals he has to catch are dangerous
C．so that he can justify his arrests in court
D．because he has to know nearly as much about law as a professional lawyer

单项选择题

It is vital that food and shelter are made ______ for people in the flood-stricken area.

A．free
B．useful
C．available
D．usable