With Shanghai World Expo drawing near, volunteers are making use of every minute to _______ their foreign language because language volunteers must pass a written test and an interview.
The old lady likes to spend time indoors, ____ she can comfortably watch television and read newspapers.
As we know, doing exercise is good for our health, and even walking after having meals _____.
_______ you have got the news about him, I won’t hold it back from you.
Between the two periods of classes is a break, _______ we can have a short rest.
For many cities in the world, there is no room to spread out further, _____ New York is an example.