问题

___ most of the earth’s surface is covered by water, fresh water is very rare and precious

A:As
B:Although
C:If
D:Once

正确答案是：

同类题型

．It is in this very village ___________ she will bulid her first school,___________ inspires everyone to help her．

White papers have played a more important role in introducing China to the world, with more white papers ______ by the government in 2011 than any other year[ ]

Government should adopt laws that would banadvertising and other types of ______ of tobacco products

I don’t know why you’re always worryingabout it. ___, you have nothing to do with it.

下列各句中，没有语病的一项是( ）