来自李训涛的问题
【1.I------thinkhe------astudent2.Doyouoftenwrite-----yourpenpalsA.not,isB.not,isn'tC.don't,isD./,isn'tA.withB.forc.tod.from】
1.I------thinkhe------astudent2.Doyouoftenwrite-----yourpenpals
A.not,isB.not,isn'tC.don't,isD./,isn'tA.withB.forc.tod.from
