“I______in the room, watching TV broadcast about the earthquake.” I told the policeman who had driven here to question me

He fed little sheep on the farm, — , he was good at his work.

_____ he thought he was helping us with the work, he was actually in the way

There is ________in the classroom, so we can see ________.

　Scientists have discovered amazingevidence showing how the human body rebuilds _______ while we sleep