当代→英语｜A|To explain why the world’s population ages.$B|To encourage different generations to learn from each other.$C|To show that older generations’ ways of thinking ar…〔05-28〕

  外国→英语｜[A]Give compliments, just not too many[B]Put on a good face, always[C]Tailor your interactions[D]Spend time with everyone[E]Reveal, don’t hide, information[F]Slow…〔04-28〕

  外国→英语｜A|cultivate more drought-resistant trees$B|reduce the density of some of its forests$C|find more effective ways to kill insects$D|restore its forests quickly afte…〔09-10〕