在会议开始时，经理简要概括了项目的关键进展。

At the start of the meeting, the manager ___sketched the key progress of the project.

他在餐巾纸上快速画出了新产品的草图。

He ___sketched the new product design quickly on a napkin.

会议开始时，经理简要概述了项目计划。

At the meeting start, the manager ___sketched the project plan briefly.