-
A.whichB.whomC.whoD.what
-
【C13】A.for whatB.for whoC.for whomD.for whoever
-
A.whoB.whomC.whatD.which
-
A.whereB.whomC.which
-
【C5】A.WheneverB.WhateverC.WhicheverD.Whoever
-
【C9】A.whichB.whomC.whatD.who
-
He has two children,______have become world-famous scientists.A.none of whoB.all of whomC.