来自李传锋的问题
【Ifyouworkharder,youpasstheexams.()A.willcanB.areabletoC.willbeabletoD.could】
If you work harder,you pass the exams.()
A.will can
B.are able to
C.will be able to
D.could


【Ifyouworkharder,youpasstheexams.()A.willcanB.areabletoC.willbeabletoD.could】
If you work harder,you pass the exams.()
A.will can
B.are able to
C.will be able to
D.could
答案:C.if引导的条件状语从句,遵循主将从现的规则,从句一般将来时will+动词原形,can没有将来时,故答案是C.