Father _____ our washing machine the whole morning. He must get it done before lunch.
The businessman is always encouraging his employees to ______ water-based sports, hoping to develop an amateur racing team in his own company.
Until the noise of the bus _______ , we were able to hear the program again.
The building is carefully designed so that everyone can leave the building safely if an accident ________.
Your desk is crowded with too many unnecessary things, including used papers and books. You’s better ______ some of them.
As is universally recognized , our strong sense of national ________ has been shaped by our history.