The council members RESOLVE to enact the law to protect the environment。

　　可以对比一下两个词在字典上的解释

　　solve:

　　1.to find a way of dealing with a problem or difficult situation

　　2.to find the correct answer or explanation for sth。

　　resolve:

　　to find a satisfactory solution to a problem or difficult

　　作者：刘溪