L am eating an ice-cream now. Are you eating an apple now, no l am not. l am eating an ice-cream.
Tom is doing his homework now. Is Tom doing his homework now. Yes he is.
Ann is not walking in the forest right now. Is Ann working in the office. No she isn't. She is walking in the forest .
My mom is cooking supper in the kitchen. My mom is not cooking supper in the kitchen.Is my mom cooking supper in the kitchen. Yes, she is.
My brother is smoking on the balcony. Is my brother smoking on the balcony. Yes, he is.