have you ever seen the fascinating film,
1.-Have you ever seen the fascinating film,the avatar?
-No,__seen one before
A i have neverB i never have C never have i Dnever i have
2.Lang Lang palyed the piano well when he was young.Seldom ___a child like him with so much talent.
A have we seenBdid we see 选A选B有什么区别