What's that?
It's a long bus.
What's this?
It's a small boat. / It's a slow boat.
What's that?
It's a big truck.
What's that?
It's a slow train. / It's an old train.
What's that?
It's a small truck. / It's a short truck.
What's this?
It's a new boat. / It's a fast boat.
What's that?
It's a big boat.
What's this?
It's a big bus. / It's a new bus.
What's that?
It's a slow boat. / It's an old boat
What's that?
It's short bus.
What's that?
It's an old boat. / It's a slow boat.
What's that?
It's a fast boat. / It's a new boat.
What are those?
They're big boats.
What are those?
They're fast trains. / They're new trains.
What's that?
It's a big truck.