as--though-引导的倒装句

as,though引导的倒装句Oldas/thoughmyfatheris,hekeepsupwithhisEnglishstudy.Childasheis,heknowssomethingofelectricity.Tiredashewas,hecontinuedtowork.Youngasshewas,shewasalreadydirectorofafactory.Hardashetried,heneverseemedabletodotheworksatisfactorily.TryasImight,Icouldn’tliftthestone.as/though引导的让步从句必须将表语、状语或动词原形提前:•形容词•名词(前无冠词）•分词•副词•动词原形+as/though+主语+情态动词+as/though+主语+be+as/though+主语+谓语动词