Everyone are having a great time.改错

Everyone are having a great time.改错 They are having a great time ＿＿ in we are having a great time ___(learn)English 英语翻译Now,we are having a great house cleaning.Everyone is doi They are having a great time on the Great Wall.（同一句） everyone ____ having a good time now. Everyone’s having a good time,()? We are having a great time.改成同义句.We are （ ）（ ）. Are you studying hard,or are you having a great time in Euro We're having a great time! Unit1 We're having a great time. what a great time we are having为什么要加a