以下几种表达都可以用来表示“某地方挤满了人”：
A certain place was packed with people.
“be packed with”是一个常用的短语，意思是“挤满、塞满”，强调空间里人非常多，几乎没有空隙。
A certain place was thronged with people.
“throng”有“人群、拥挤的一群人”的意思，“be thronged with”表示“挤满（人）”，通常用于描述大量人群聚集在一个地方。
A certain place was teeming with people.
“teem”有“充满、大量存在”的意思，“be teeming with”形象地表达出某个地方到处都是人，充满了生机和活力。
A certain place was crowded with people.
“crowded”是“拥挤的”意思，“be crowded with”是描述某地挤满人的常用口语表达，简单直接。
There were crowds of people in a certain place.
“crowds of”表示“成群的、大量的”，用于描述有很多人聚集在某个地方。
A certain place was full of people.
“be full of”意思是“充满”，这是最简单、最直接的表达方式，在日常交流中经常使用。