Mr.Smith___therichestmanintheneighborhood.A.saystobeB.sayingtobeC.issaidtobe1.Mr.Smith___therichestmanintheneighborhood.A.saystobeB.sayingtobeC.issaidtobeD.istosay.给翻译一下句子,选哪个,是不是固

　　Mr.Smith___therichestmanintheneighborhood.A.saystobeB.sayingtobeC.issaidtobe

　　1.Mr.Smith___therichestmanintheneighborhood.A.saystobeB.sayingtobeC.issaidtobeD.istosay.给翻译一下句子,选哪个,是不是固定搭配?

　　2.Sitdown,Emma.Youwillonlymakeyourselfmoretired,___onyourfeet.A.tokepB.keepingC.havingkeptD.tohavekept.做非谓语动词选择题应主要注意哪些问题?

　　3.prefer的用法.后可加to,还能加什么.谢谢指点