( )Documentaries play in important role in ____the public.

( )Documentaries play in important role in ____the public. play an important role in doing 解释 play an （important） role /part in "Teachers.play.an.important.role.in.your. 英语翻译Although gifts play an important role in business around 改错：They play a important role in the modern life. you play a very important role in my Iron has an important role to play in the____working Water (play) an important role in our daily life Friends play important role in everyone's life.Firendship us \'In what way computer play an important role\' In many parts of the world，cars play an important role in da