Question

18．每个人都必须学会如何在公共场所控制自己的情感和行为．（handle）Everyone must learn how to control his/her own emotion and behavior in public．．

Answer 1

分析 Everyone must learn how to control his/her own emotion and behavior in public．

解答 Everyone must learn how to control his/her own emotion and behavior in public．
这是对事物的一种评价，所以使用一般现在时．
本句使用疑问词+不定式作宾语，control one's own emotion and behavior 控制某人自己的情感和行为．
"疑问词+不定式动词"的主要功用有下列种：
  （1）当主语，如：When to hold the meeting has not yet been decided．
  （2）当宾语，如：We must know what to say at a meeting．
  （3）当表语，如：The problem is where to find the financial aid．

点评 在翻译句子的过程中要适时地使用非谓语动词等有助于更形象的表达句子的意思．