A new learning center has been built in the school, ______ students to get to know the world more easily.
________ that I was puzzled.
– Are you cleaning my room? – I can’t help _____. I can’t bear seeing people’s room in a mess!
Social networking is an important factor _______ business success.
When I ________ a good article in reading newpapers, I often want to cut and keep it.
Because of his good work, John was ________ to a higher class. A. appointed B. promoted C. proceeded D. selected