Bob ran the 100 meters in 9.91 seconds, and I have not seen ________ this year.
_____ for the boy who worked 14 hours a day.
At the head of the procession _______, each holding a red flag in his or her hand.
— Look, there ______. — Oh, there _______.
_______, we continued our way.
________ in Tibet for ten years, he has been accustomed to the life and the climate there.