单项选择题

More and more people begin to realize that it is about time the government______further measures to control pollution.

A．must take
B．is taking
C．takes
D．took
<上一题 目录 下一题>
热门 试题

单项选择题
They are going to have the serviceman______an air-conditioner in the office next week.
A．install
B．to install
C．to be installed
D．installed
单项选择题
Some companies have introduced flexible working time with less emphasis on pressure ______.
A．and more on efficiency
B．and more efficiency
C．than efficiency
D．than more on efficiency
相关试题