这位作家每周都会在报纸上发表专栏文章。

The ___writer publishes a weekly column in the newspaper.

这份报告的撰写者应该在文件上签名。

The ___writer of this report should sign the document.

我需要一个外部写手来备份我电脑上的文件。

I need an external ___writer to backup files on my computer.