他快速扫描了电子邮件，寻找重要信息。

He quickly ___scanned the emails for important information.

医生正在仔细扫描病人的X光片寻找异常。

The doctor is ___scanning the patient's X-ray for any abnormalities.

我需要扫描这些文件并把它们发送到我的邮箱。

I need to ___scan these documents and email them to myself.

卫星正在扫描这片区域以寻找失踪的船只。

The satellite is ___scanning the area for the missing ship.