问题补充:
We can no longer to consider water an almost free resource that we can use as much as we like.
A. permit
B. afford
C. expect
D. offer
答案:
A. permit
(答案→)B. afford
C. expect
D. offer
解析:考查动词用法。Permit允许;afford有能力…;有经济能力承受得起(通常与否定词连用);expect期待,预料;offer提供;句意:我们无法再说水是一种我们想怎么用就怎么用的免费资源。根据句意说明B正确。