Ответ: Это три отдельных предложений.
Ответ: УтвердительноеI am going to the shop now. You are cooking breakfast. He is playing basketball with my brother Вопросительное Am I going to the shop now? Are you cooking breakfast? Is he playing the basketball with my brother? ОтрицательноеI am not going to the shop now. You are not cooking breakfast. He is not playing basketball with my brother.