她对即将到来的考试非常在意，忍不住担心。

She's very ___bothered about the upcoming exam and can't stop worrying.

我的同事迟到了一个小时，但老板似乎一点也不在意。

My colleague was an hour late, but the boss wasn't at all ___bothered.

许多年轻人真的为环境问题感到担忧。

Many young people are genuinely ___bothered about environmental issues.