Does he play computer games?
He doesn't play computer games.
2) Is she playing with her doll?
She isn't playing with her doll.
3) Has a cat eaten its meal?
<span> A cat hasn't eaten its meal</span>
2-she is not Sara
3-we are not friends
4-you are not Tim
5-they are not Pete and Suzie
6-he is not a teacher
7-you are not the students in my class
8- it is not a dictionary