单项选择题

Predators are ______.

A．able to prey even when they are in deep dream sleep
B．more likely to experience dream sleep
C．incapable of preying when immobilized by dreamless sleep
D．good at preying on stupid animals

<上一题目录下一题>

热门试题

单项选择题

What might be the author's attitude towards competitions between nearby schools

A．The author is in favor of various kinds of competition.
B．The author is indifferent to any competition and its result.
C．The author is not certain of the effect of competitions.
D．The author is against inter-collegiate competitions.

单项选择题

Real competition can happen only when ______.

A．academic standard is improved
B．there are comparable schools with different educational qualities
C．students have different interests
D．schools of all areas have sufficient budget for their development