()Agoodwaywasthought______theproblemofpollution.A.ofsolvingB.tosloveC.oftosolveD.solving
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题目内容：
( )A good way was thought______the problem of pollution.
A.of solving B.to slove C.of to solve D.solving
优质解答
C.of to solve 这里的of 是词组think of 里面的.
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