used

花了一段时间，但我最终适应了我的新同事大卫。

It took a while, but I finally got ___used to my new colleague David.

值夜班的护士很快就能适应这种不寻常的作息时间。

Nurses working night shifts quickly become ___used to the unusual hours.

他运用自己的巨大影响力，改变了科学界对这个问题的看法。

He ___used his great influence to change the thinking of the scientific community on this issue.