未分类题所谓落叶树是指树木的叶子到秋冬就会全部脱落。而常绿树的叶子一般与植株寿命一样长，故整个植株是常绿的。
多项选择题In the process of maturity, men and women show different sexual physiology, including A、Sex chromosomes B、Sex hormones C、Sexual anatomy D、Sexual posture
