She shows great diligence in her schoolwork.

　　她上學非常用功。

　　He has been working with diligence.

　　他一直勤奮地工作著。

　　These achievements are a testimony to your diligence.

　　這些成就是你勤奮努力的證明。

　　You need money and time; in addition, you need diligence.

　　你需要錢和時間，此外還需要努力。

　　The Chinese nation is distinguished for its diligence and courage.

　　中華民族以勤勞勇敢著稱。