下图为四个物种的进化关系树（图中百分数表示各物种与人类的DNA相似度）。DNA碱基进化速率按1%/百万年计算，下列相关论述合理的是(   )

当你带着微笑、温馨，自然、坦诚地伸出你热情的手时，一定会有一双和你一样真挚的手向你伸来。我们要获得真正的友谊，就应（    ）。

阅读短文，在横线上写出孩子们毛衣的颜色。

    Kate, Jim, Rose and Bill put their sweaters on the table. The sweaters are white，blue, red and black. We know the boys' sweaters aren't red and the girls' sweaters aren't black. What color is Kate's sweater? I don't know. But I know it is not blue.  Bill says, “My sweater is white”. Do you know what colors their sweaters are?

如图，直线AB与CD相交于点O，过点O作OE⊥AB，若∠1=35°，则∠2的度数是（　　）