-------How did you find your missing pen? -------___________
At first Mr. Sally was ______ of planes, but two years later, ______ to other countries on business is his main business.
After children leave home for university, it’s usually the parents that______ their children, not on the other way round.
—You couldn't have chosen any gift for me. —I'm glad you like it so much.
This kind of cloth _______ well. I think it is worthy ________.
______has the children burdened with too much homework nowadays?