题目

已知D、E分别是△ABC的边AB、AC上的点，若要使△ABC与△ADE相似，则只需添加一个条件：_______________即可（只需填写一个）．  答案：答案不唯一解析:略 The sentence “Look at the pretty little girl’s dresses” is _______, because it is not clear whether the girl or the dresses are “pretty”.A．adequate B．transparent C．explicit D．ambiguous