他小心翼翼地系好鞋带。

He carefully ___tied his shoelaces.

我们需要找出方案来解决这个技术问题。

We need to find a way to ___solve this technical issue.

你能帮我解释一下这份报告的重点吗？

Can you ___explain the key points of this report for me?

听轻音乐可以帮助缓解压力。

Listening to soft music can ___relieve your stress.