( )A good way was thought______the problem of pollution.A.of solving B.to slove C.of to solve D.solving

分类: 作业答案 • 2022-02-17 16:12:09

问题描述：

( )A good way was thought______the problem of pollution.
A.of solving B.to slove C.of to solve D.solving

答

C.of to solve 这里的of 是词组think of 里面的.