【问三道英文语法题目31.Ihopetoachievethisobjectivebycallingonthesmokers________goodjudgmentandshowconcernforothersratherthanbyregulation.A.tousingB.usingC.useD.touse32.JohnwassodisappointedwhenSusanturneddown】

问题：【问三道英文语法题目31.Ihopetoachievethisobjectivebycallingonthesmokers________goodjudgmentandshowconcernforothersratherthanbyregulation.A.tousingB.usingC.useD.touse32.JohnwassodisappointedwhenSusanturneddown】

答案：↓↓↓

刘忠祥的回答：

网友采纳　　1.Dcallonsbtodo号召某人做某事　　2.Aso...that如此...以至于...（当John的建议被Susan拒绝的时候,他是如此失望以至于决定今后的生活都独自一人过.）　　3.C这里考查的是非谓语动词,主动用-ing形式,因此排除B、D两个答案.而For加时间段是完成时态的标志,所以选C.