4 Circle the correct answer. 1. The children ___________. They are running! a. are swimming b. aren't swimming 2. The cat ___________. It's sleeping. a. aren't playing b. isn't playing. 3. Sergey isn't eating. He __________! a. is sleeping b. isn't sleeping 4. Lulu ___________. She's doing her homework. a. is watching TV b. isn't watching TV 5. We ___________. We're swimming. a. aren't running b. are reading