1.  A handsome male newscaster entered the room on the screen, providing sound, stimulating company.

2.  Alison had entered the room, but he was too preoccupied to notice.

3.  An extraordinary scene met our eyes as we entered the room.

4.  As I entered the room, she stirred slightly, then went back to sleep.

5.  As soon as he entered the room, he knew there was something wrong.

6.  As soon as she entered the room, she knew there was something wrong.

7.  As the delegates entered the room they were each handed a name-badge.

8.  At the sight of her entering the room again carrying a tray, he jumped up and took it from her.

9.  Basil nodded an acknowledgement as he entered the room.

10.  Charlie went for Murray as soon as he entered the room, pushing him up against the wall.