expunge|expunged|expunging

学校同意从我的档案中彻底删除这次违纪记录。

The school agreed to ___expunge this disciplinary record from my file.

老师从成绩单上删除了那次不公平的考试记录。

The teacher ___expunged the unfair test record from the transcript.

老师要求清除作业中的所有错误。

The teacher demanded ___expunging all mistakes from the assignment.