单项选择题

Questions 19 to 21 are bused on the conversation you have just heard.

A．Its disadvantages outweigh its advantages.
B．It is useful if properly used.
C．It may well spoil one’s vacation plan.
D．It can raise his efficiency.
<上一题 目录 下一题>
热门 试题

单项选择题
A．Heart disease.B．Cancer.C．Smoking.D．Poor diet.
A．Heart disease.
B．Cancer.
C．Smoking.
D．Poor diet.
单项选择题
What should governments and businesses put emphasis on in order to spur economic growth
A．How to raise productivity of some particular sectors.
B．How to innovate, experiment, adapt and make change.
C．How to make gains to lift incomes and drive consumption.
D．How to raise productivity greatly over the long term.
相关试题