单项选择题

It only takes a ________of a second for the computer to do the calculation which a human will spend days to do.

A．fiction
B．reduction
C．function
D．fraction
<上一题 目录 下一题>
热门 试题

单项选择题
The assumption of free entry implies that if firms in an industry are earning excessively high profits, new firms that seek to do the same thing are likely to________.
A．bring up
B．build up
C．spring up
D．strike up
单项选择题
It is bad manners to ________people when they are speaking.
A．interview
B．intimate
C．interfere
D．interrupt
相关试题