If you do not______what I say.(sure/believe/think/certain)
问题描述:
If you do not______what I say.(sure/believe/think/certain)
sure/believe/think/certain 四选一
附理由
If you do not______what I say,now let me ask you a question.
答
believe
因为sure前面必须加be
think 和certain 语义不对