Tianjin, __________ among the 10 cities with the worst air quality in the third quarter of the year, has shut down 440 high polluting factories since January this year.
After getting lost in a storm, a member of the navy team __________ four days later.
Only after __________ his homework __________ to go out and play.
Medical staff fled as flames and smoke filled an Indian hospital, __________ their patients to a fire, which killed 89 people.
Mrs. White showed her students some old maps __________ from the library.
The man in black is __________ my lifeguard. He is also my close friend.