kǎo shì chéng jì hái méi gōng bù / tā huáng huáng bù ān / dān xīn zì jǐ kǎo zá le

考试成绩还没公布，他惶惶不安，担心自己考砸了。

With the exam results not yet announced, he was very uneasy, worried that he might have failed.