Our teachers are （strict)（with ）themselves (at) their work.
Frank is (younger) ( than )any other student in his class.
What （is）the （price) of your books?
再问： 谢谢~不过还有一道题呢 我们的老师对我们都很好 Ouu teachers ( )all ( ) ( ) ( ) 请解答，谢谢
再答： Ouu teachers (are)all (friendly) (to) (us)