柏拉图经常称亚里士多德是小马驹（小马驹吃足了奶就会踢它的母亲），其意思是指
亚里士多德（ ）
A：敢于挑战权威
B：不赞成柏拉图的主张
C：忘恩负义
D：求知欲强
A single-parent child should have the right to enjoy normal parental love from both just as his other peers, which some psychologists see as _____to their emotional well-being.
如图哪组装置能快速安全地脱去叶片中的叶绿素（ ）
