As the quality of the city’s air continues to give rise to ________, the residents are encouraged to drive cars less often.
If you smoke, please go outside.
On arriving at the station, we ourselves into several groups to help the cleaners gather the rubbish thrown by the passengers.
_____, the pay isn't attractive enough, though the job itself is quite interesting.
This used to be a very pretty valley and attracted many visitors.
I have been convinced that the print media are usually more and more reliable than television.