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|may help correct emotional deficiencies$B|can result from either sympathy or guilt$C|can bring about emotional satisfaction$D|may be the outcome of impulsive ac…〔09-10〕