A tunnel was built under _____ was a lake a year ago.
The clock _____ and we realized it was two o’clock.
My cousin is a sailor. He's doing very well in the _______.
She was standing by an electric heater and her nightdress _____ fire.
The police are offering a ___ to anyone who can give information about the wanted criminal (通缉犯).
It will _____ time if we make the sandwiches the day before the picnic.