问题描述：
帮我选下面的两个句子是simple sentence compound sentence 还是 complex sentence?
1.This is a humble conclusion,but I cannot make myself disbelieve it.
2.Unhappy businessmen,I am convinced,would increase their happiness more by walking six miles every day than by any conceivable change of philosophy.
1.This is a humble conclusion,but I cannot make myself disbelieve it.
2.Unhappy businessmen,I am convinced,would increase their happiness more by walking six miles every day than by any conceivable change of philosophy.
问题解答：
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