21.  Then he closed his eyes and took a deep breath to let the mood calm.

22.  When we ask, what are you playing then?

23.  Then he closed his eyes and took a deep breath to let the mood calm.

24.  Then he closed his eyes and took a deep breath to let the mood calm.

25.  Then I knew she is major in the Department of Computer Science.

26.  Then she would go there unwillingly.

27.  Then I'll need to go to different classrooms get registered.

28.  Then I turned to Lily, still in surprise.

29.  Seeing a girl dressed like that, then I would imagine how she acts in her maths class.

30.  But then I found all my imaginations were totally wrong after encountering a girl.