A dog/ ride a bike ( -)
A dog isn't riding a bike.
He/ drink. (-)
He isn't drinking.
You/ walk ( + )
You are walking.
It / fly ( - )
It isn't flying.
The dog /sleep ( +)
The dog is sleeping.
My brother/ play the guitar. (+)
My brother is playing the guitar.
I/ watch television (-)
I'm not watching television.
I/talk (-)
I'm not talking .
The cat/ play the piano ( -).
The cat isn't playing the piano.
My friends / ride a bike (+)
My friends are riding a bike.
We/ play football ( + )
We are playing football.
They/ jump (-)
They aren't jumping.
I/ cook (+)
I'm cooking.
Franek and Ola/sing (-)
Franek and Ola aren't singing.
My mum/ eat (+ )
My mum is eating.
Ann / dance (+)
Ann is dancing.