这些旧文件需要完全焚毁，以免信息泄露。

These old documents need to be completely ___burned to prevent information leaks.

孩子发高烧，额头烫得像要烧起来一样。

The child had a high fever and his forehead felt like it was ___burning up.

他迟到的习惯真的让我很恼火。

His habit of being late really ___burns me up.