请不要辜负大家的信任。

Qǐng bùyào gūfù dàjiā de xìnrèn.

Please don't let down the trust of everyone.

不要辜负父母的期望。

Bùyào gūfù fùmǔ de qīwàng.

Don't disappoint your parents' expectations.

学生应该努力学习，不要辜负老师的期望。

Xuéshēng yīnggāi nǔlì xuéxí, bùyào gūfù lǎoshī de qīwàng.

Students should study hard and not disappoint their teachers' expectations.