we shuld do as much as we can ___water()

题目

we shuld do as much as we can ___water()
a.saving b.to save c.save d.saved
请具体分析一下句子 我认为填SAVE不知对否.

答案

b to save
as much as we can是宾语
to save water是目的状语
我们应该做所有我们应该做的来节约用水