问题 介词短语可以做同位语的吗

Ismale Esteban, in third place, was just ahead of his competitor, Agustin Navarro, with only 300 meteres to the fishing line.请问各位老师，这句话中in third place 是同位语还是插入语，还是什么从句的省略吗？

问题 句子分析

With the factories closed,people will lose their jobs.With the factories being closed, people will lose their jobs.请问这两句话有语法错误吗？ 它们有什么区别吗？

问题 英语长难句分析

It is a real pleasure to be here to open the third meeting of our forum and to be welcoming such a distinguished and influential group of people from both our countries, many of whom are now old friends.

话题 a set of

话题 of a shock

话题 a majority of

话题 a source of

话题 a letter of

话题 a matter of

话题 a team of

话题 a kind of

话题 a series of

话题 much of a

话题 a lot of

话题 a host of