eg:She never achieved her ambition of becoming a famous writer.
full of ambition
野心勃勃
achieve one’s ambition
　实现某人的夙愿
她一直未能实现当名作家的夙愿。
ambitious adj 有雄心的；有野心的be ambitious for （power/social position）极想获得（权力/社会地位）be ambitious of...渴望…… be ambitious to do sth.一心想做某事
adj.
n.好处，利益v.有益于;有助于;受益  
※be beneficial to sb.对某人有益处=be of benefit to sb.
　　有益的；受益的
※for the benefit of...为了……的利益benefit from/by...从…受益,得益于…※benefit sb.对某人有益
Ⅰ.完成句子  良好的饮食有利于我们的健康。
Ⅱ.单项填空②(2012·福建卷)China has been pushing the reform of ...