英語小天使說：It is +adj. + (for sb) + to V
描寫事情的形容詞常用的有：
easy hard important necessary possible impossible dangerous difficult convenient good
bad boring interesting fun It’s bad… 更多 to smoke.(=To smoke is bad.) 抽煙不好。
It is bad for you to smoke. 抽煙對你不好。
It’s very bad to take drugs. 吸毒非常不好。 http://wwwner.ner.gov.tw/digital_archives/index.php