单项选择题

According to the passage, if the price in the machine is too high, the cause(s) may be______.

A．a computer error
B．carelessness
C．dishonesty
D．B or C
<上一题 目录 下一题>
热门 试题

单项选择题
We are told that a high-tech cash register is really just______.
A．an electric instrument of sight.
B．a simple adding machine.
C．a way to keep employees honest.
D．an expensive piece of window dressing.
单项选择题
According to the passage, the maximum intensity of sound coming from commercials______.
A．does not exceed that of programs
B．is greater than that of programs
C．varies over a large range than that of programs
D．is less than that of programs
相关试题