根据短文内容及首字母提示，填写所缺单词，使短文意思完整。每空限一词。
    Do you like your parents? They're two most i____people in your life. I think so. Because they're likely to influence you more than anyone e____ you have met and will meet. So if your dad worships a football team, s____ as Pittsburgh Steelers and Atlauta Falcons, you are likely to grow up being a big fan of a football team. And if your mom loves to r____ , you might grow up just carrying a book wherever you go, just a____she does.
    But parents do a lot more than just pass along their h____ . Moms and Dads need to care for their kids from the m____they're born. It's parents' task to love and guide kids---and most parents will do this as l____ as they live----even when the "kids" have g____up and have children of their o____ . That means you have many years ahead to share with your mom and dad.

社会发展需要个人的智慧，同时更需要发挥团队的力量。下列俗语中，能够说明团队精神重要性的是（    ）

①百川汇海可撼天众志成城比金坚      ②一山不容二虎

③三个臭皮匠，顶个诸葛亮                  ④一个篱笆三个桩，一个好汉三个帮

一袋中有7个大小相同的小球，其中有2个红球，3个黄球，2个蓝球，从中任取3个小球．

（I）求红、黄、蓝三种颜色的小球各取1个的概率；

（II）设X表示取到的蓝色小球的个数，求X的分布列和数学期望．