"hard"作坚强的造句如下：

1. She has always been a hard worker, never giving up even in the face of difficulties.

2. Despite the many hardships she faced, she remained strong and resilient.

3. His determination and hard work paid off in the end.

4. She is a hard-headed person who always thinks things through carefully.

5. The hardships of life have made her stronger and more resilient.