1.Your teeth are not in good condition.___your milk without
1.Your teeth are not in good condition.___your milk without sugar? A.Why you have not B.Why have you not C.Why have not D.Why not have 2.When___hasn't been decided yet. A.starting B.started C.start D.to start 3.We regret___(say) that the film was not worth___(see). 注:写一下为什么这么做的原因,