人类正常肤色是显性性状，由基因D控制；肤色白化是隐性性状，由基因d控制。若一对夫妇，丈夫的基因组成是dd，妻子的基因组成是DD，他们俩人为白化病患者的是____。他们的子女会不会患白化病?____。

阅读短文，从方框中选择适当的单词填空。

    The London Olympic Games is still a few months away. But in the US, kids had ____  in a mini-Olympics competition.
Michelle Obama（米歇尔.奥巴马）, the First Lady of the US, held the games. Children played basketball ____  four-time gold medalist(金牌得主) Lisa Leslie. They ____  played soccer and tennis with famous players. The ____  of the competition was to teach kids the Olympic spirit(精神).  “The most important thing is not to win, ____  to take part.” The First Lady said. How meaningful it is!

如图所示，一物体以速度v₀冲向光滑斜面AB，并能沿斜面升高h，下列说法正确的是（   ）

过巫山（节选）

陆游

    祠正对巫山，峰峦上入霄汉，山脚直插江中，议者谓太华、衡、庐皆无此奇。然十二峰者，不可悉见，所见之九峰，惟神女峰最为纤丽奇峭，宜为仙真所托……坛上观十二峰，宛如屏障。是日，天宇晴霁，四顾无纤翳，惟神女峰上有白云数片，如弯鹤翔舞徘徊，久之不散，亦可异也。