题目内容：

阅读下列短文，根据文意，从短文后所给的A、B、C、D、E五个选项中选择最佳答案，还原文章内容。

Many people enjoy chewing gum（嚼口香糖）, but in 1992 Singapore decided to make it against the law. The government said that people were not careful about throwing away used gum. 1. and on the streets where it made a big mess. Chewing gum also got stuck in the doors of the subway or underground trains so that the doors didn’t close properly. 2.. Singapore said that people had to give up chewing gum or pay a lot of money to the government. During the ban（禁令）on the chewing gum, the streets and subways of Singapore were clean.

3.. Some dentists（牙医）say that sugarless chewing gum can help people take care of their teeth. They have discovered that chewing gum can improve dental health. Now the government says that people will be able to buy special kinds of gum at pharmacies（药店）for health reasons. Other kinds of gum are still not allowed.

 

A.Now the government of Singapore is changing the rules a little

B.Singapore is a clean country with strict rules

C.Instead, they dropped it on sideways

D.In Singapore, you can chew gum if you pay money to the government

E.This meant that the trains didn’t run on time

A.Now the government of Singapore is changing the rules a little

B.Singapore is a clean country with strict rules

C.Instead, they dropped it on sideways

D.In Singapore, you can chew gum if you pay money to the government

E.This meant that the trains didn’t run on time