在生活中，我们经常会遇到一些令人不愉快的事情，应该如何解决呢?以下是提供的几个问题及其解决办法，请你给予合理的配对。
Problems:
1. Some people always smoke in public places.
2. The No. 16 bus is always late.
3. Some people always drop litter everywhere in our neighborhood.
4. Some students talk loudly in the library.
5. My parents hope I stay at home and study all day, even at weekends.
Solutions:
A. Tell them that we need to relax after studying for a long time or ask our teacher for help.
B. Tell them politely to keep quiet.
C. Put up some posters to ask them not to litter. If someone is found dropping litter, punish him badly
D. We could say politely "Excuse me, could you please put out your cigarette?"
E. Call the bus company and ask for the better service.
(2009年 宁波)
参考答案：
1. D 2. E 3. C 4. B 5. A