Many people smoke because they think smoking is a fun thing to do.   40.   , smoking is a bad habit. First,

doctors have found that it’s bad for our health. It may cause some   41.   diseases, and second-hand smoke is also bad for others. Second, a lot of big fires are caused by cigarettes. So smoking isn’t a good thing. Luckily, it

  42.   in public places here in Taiwan now.