Staying in a hotel in Shanghai one day costs ______ renting a house in my hometown for a week.
Lady Wang _____as a secretary for five years in the company, and now she is a general manager of it.
Duty is an act or a course of action that people ____ you to take by social customs, law or religion.
But for these interruptions, the meeting half an hour ago.
_____ by the latest electronic toys, the little boy stood in front of the windows, without moving.
It seems that living green is ________ easy and affordable. A small step makes a big difference.