There are many things in different areas ________ we can do to reduce the possible dangers of AIDS.
I sincerely suggest that you try your best to finish this project,unless you don’t ________the complaints from all directions.
John said he wasn’t disappointed at the result of the basketball game,but the look on his face________him________.
In fact he lived a comfortable life,but he________about his fate all the time.
I prefer a house in a mountain village to________in such a large city as Changsha.
We should try our best to leave our generation a world better than________we were given.