water and air are important _____ us ______ live.A.to,for B.for,to C.to,to D.for,for
问题描述:
water and air are important _____ us ______ live.
A.to,for B.for,to C.to,to D.for,for
答
选B
这个句子类似于It is important for us to do sth.
求采纳,谢谢