You ( ) so much;you r wasting your money.A.ought to not smoke B.oughtn't smokeC.oughtn't to smokeD.oughtn't smoking

分类: 作业答案 • 2022-05-26 22:28:12

问题描述：

You ( ) so much;you r wasting your money.
A.ought to not smoke
B.oughtn't smoke
C.oughtn't to smoke
D.oughtn't smoking

答

C是正确的,ought to意思是“应该”,是情态动词,只有一种形式,后边接动词不定式,to不能省略.ought to 没有人称和数的变化,后接动词原形可以表示现在、将来或过去将来,由时间状语或上下文决定.