相关DoyouhavebrownhairAr的文学知识

问题详情：   Doyouhavebrownhair?Areyoutallerthanotherkidsyourage?Thesecharacteristicsweredecidedbeforeyouwereborn.Yougotyourtraitsfromyourparents.Theypassedtheirtraitsontoyouthroughgenes(基因).   ...