1. (2017·杭州模拟) 阅读下面材料，在空白处填入一个适当的词或括号内单词的正确形式，字数不限。
     A young man told off kid for eating on the subway in Hong Kong. The boy's  mother got angry about the young man's attitude and they started to argue with each other.
   This happened last month and has caused a huge (argue)on the Internet. Some people think the child didn't know eating shouldn't  （allow） on the Hong Kong subway.
   James Yien, is the chairman of the Hong Kong Tourism Board, asked both sides to calm down. “We should learn to see things from the (other)side ,” he said. “Hong Kong citizens should be (polite)than the tourists and explain local rules to them.” He also thinks that travelers should (improvement)their manners. “When in Rome, do the Romans do.”
The National Tourism Administration has released a list of tourist's worst behaviors, (include) littering, spitting, line-jumping ,taking off shoes in public and (smoke)in non-smoking areas.