How close parents are to the children ____ a strong influence on the character of the children.
________ his appearance, he is most probably a new teacher.
After teaching in Bejing for five years, he returned to the small town ________ he grew up as a child.
He devoted all his life to ________ those who are suffering from cancer.
Gone are the days ________ China was called “a Sick Man of East Asia”.
—— Do you know our town at all?—— No, this is the first time that I ____ here.