根据提示填空(每空一词)
—Is Mary playing with her friends?
—No. She ____ ____(not, play) with her friends.
答案
isn’t,playing
知识点:动词时态:现在进行时

根据句意可知Mary现在没有和朋友玩,所以要用现在进行时的否定形式:isn't playing。

略
