playing the piano
Yes, it is.
wearing
No, she isn't. She's wearing a green skirt.
cooking
Yes, she is.
riding a bike
No, he isn't. He's riding a horse.
wearing
No, he isn't. He's wearing red trousers.
raining
No, it isn't. It's sunny.
swimming
No, it isn't. It's running.
climbing
No, it isn't. It's sleeping.
drawing
No, he isn't. He's fishing.
playing football
Yes, she is.
flying
No, she isn't. She's riding a bike.
fishing
No, he isn't. He's flying a kite.
wearing
No, she isn't. She's wearing purple shoes.
building
Yes, he is.
snowing
Yes, it is.