Being happy is a skill that can be learned like a foreign language, and one way to ______ ourselves to be happy is to write down the little things that cheer us up each day.
根据问题填空:
①我国实行更加积极主动的开放战略
②实行对外开放是我国发展的根本基点
③我国对外开放必须坚持互利共赢原则
④我国要利用外资和先进技术加快发展
面对中考,两位同学通过QQ如此讨论,你认为不恰当的是( )