由于电脑系统故障，我们的航班信息全乱套了。

Our flight information got completely ___messed up due to the computer system failure.

我的电脑系统因为错误的更新完全搞砸了。

My computer system was completely ___messed up by a wrong update.

连续几天的考试让他脑子一片混乱。

After days of exams, his mind was completely ___fouled up.