单项选择题

A．Seven o’’clock.
B．Seven thirty.
C．Eight o’’clock.
D．Eight thirty.
<上一题 目录 下一题>
热门 试题

单项选择题
Sheep do not pair because their young do not require the joint attention of father and mother.
A．Y
B．N
C．NG
单项选择题
Conrad and his group of Al researchers have been making enormous efforts to ______.
A．find a roundabout way to design powerful computers
B．build a computer using a clever network of switches
C．find out how intelligence developed in nature
D．separate the highest and most abstract levels of thought
相关试题