题目内容
He made up his mind to devote his life________ pollution ________happily.
A.to prevent; from living B.to prevent; to live
C.to preventing; from living D.to preventing; to live
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题目内容
He made up his mind to devote his life________ pollution ________happily.
A.to prevent; from living B.to prevent; to live
C.to preventing; from living D.to preventing; to live