1
A) He was not listening to the radio when I turned it off.
B) The man was not protesting when the police arrived.
C) The children were not looking for the cat.
D) It was not raining outside.

2
A) Was he listening to the radio when I turned it off?
B) Was the man protesting when the police arrived?
C) Where the children looking for the cat?
D) Was it raining outside?