They have jobs and other commitments.

出自-2011年6月听力原文

Take, for instance, the age at which people make commitments such as buying a house, getting married, having children, or starting a career.

2019年6月四级真题（第一套）阅读 Section B

The result is that the commitments that previously characterized the beginning of adulthood are now being delayed, and new patterns of behavior and a new stage of life are emerging for those in their twenties.

2019年6月四级真题（第一套）阅读 Section B

These are all fundamental commitments that are now occurring later in life.

2019年6月四级真题（第一套）阅读 Section B

The nations participating at COP are focusing on quantitative emissions-reduction commitments.

2017年6月六级真题（第一套）阅读 Section B

You will make interesting friends, but you need only keep the friends who respect your student commitments.

2019年6月六级真题（第一套）听力 Section A

Either Entergy never really intended to live by those commitments, or it simply didn't foresee what would happen next.

2012年考研真题（英语一）阅读理解 Section Ⅱ

Meanwhile, many settlers had slighter religious commitments than Dane's, as one clergyman learned in confronting folk along the coast who mocked that they had not come to the New world for religion.

2009年考研真题（英语一）阅读理解 Section Ⅱ