我感激我人生中拥有的起点优势。

I'm grateful for the ___start I had in life.

有了更好的人生起点，这些孩子再次流落街头的可能性就会降低。

With a better ___start in life these children will be less likely to end up on the street again.

他的家族关系为他的职业生涯提供了相当大的起点优势。

His family connections provided him with a considerable ___start in his career.