Remember the time the motor boat went by at night?
This individual had been watching for the return of the motor boat.
Outside, the park had an area for small motor boats.
"Did you hear a motor boat go up the river?"
A small motor boat started to come in toward shore.
Must have taken the little motor boat we keep under the dock.
He asked: "What time does the motor boat usually come over?"
She turned away again to look at a motor boat passing in the other direction.
We're counting on the motor boat to take us off the island.
The old motor boat sank in the middle of the lake.