【ivy】評論
Flight attendants are more 2 from COVID-19 than anyone else on a plane, just by the nature of their work. (空服員比任何其他在飛機上的乘客更有風險,只是因為這是它們工作的職責。)X (A) at most --> are more at most 有更多更多(沒有這種說法)O (B) at risk --> are more at risk 有更多風險X (C) at once --> are more at once 有更多一次 (語意不順)X (D) at random --> are more at random 有更多隨機 (語意不順)