“忧虑的”造句

他表现出焦躁不安和过度忧虑的症状。
He has exhibited symptoms of anxiety and overwhelming worry.

你怎么解释这家公司高得令人忧虑的人员流动率？
How do you account for the company's alarmingly high staff turnover?

他突然看起来很阴郁，一副忧虑的样子。
He looked suddenly sombre, pensive.