___________ we can have clean drinking water lies in ___________ effective measu

题干

___________ we can have clean drinking water lies in ___________ effective measures will be taken by the government about water pollution.

A．Whether；that	B．If；that
C．Whether；what	D．If；what

上一题下一题 0.64难度单项选择更新时间:2014-11-07 10:03:14

小学学科试题库

初中学科试题库

高中学科试题库