The poor little boy________by his heartless parents was seen begging in the street.
________ 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.
Most Year 3 students in high schools are working hard day and night for the 2015 college entrance examinations, hoping to gain __________ to their dream universities.
______ I toured Zhangjiajie, I was deeply impressed with its beautiful scenery.