What is it?
It is a boat
What is it?
It is a train
What are you doing?
fly
What is it?
It is a bus
What is it?
It is a car
What are you doing?
swim
What is it?
It is a truck
What are you doing?
drive
What is it?
It is a plane
What are you doing?
run
What is it?
It is a helicopter