Rescuers are ______ for the safety of the two men trapped in the mine.
A survey of health researchers ______ that four hours of exercise every week ____ good for our health.
----- I think Jason is wise to accept the job offer in Paris.------__________. His career will soon get off to a good start.
________ time at Beijing Normal University, I am very impressed with the quality of the teachers and students.
Many companies treat their employees to ______ year-end party to reward them for their hard work and celebrate_____ start of a new year.
He was in the mountain for a year. He felt as if he was ________ from the outside world.