oversight|oversights

由于一个疏忽，我忘记在邮件中添加附件。

Due to an ___oversight, I forgot to attach the file to the email.

经理负责监督项目的日常进展。

The manager is responsible for the ___oversight of daily project progress.

由于她的疏忽，一些重要文件没有被及时处理。

Because of her ___oversights, some important documents were not processed on time.