met a group of talented people at university是时间状语从句，who were involved in theatre是非限制性定语从句，补充说明________。

③and后的分句也是一个主从复合句。其中，he realised是主句，this could be a career for him 是省略了连接词that的________从句。

【句意】虽然他的老师们预言他将来会从事表演事业，但是罗恩自己并没有信服，直到在大学遇到一群从事剧院工作的天才，他才意识到表演可能会成为他的事业。

【仿写】虽然我的老师建议我学习艺术，但我并没有接受他的建议，直到我在一个博物馆参观了一次展览，这次展览包括毕加索的一些画，那时我才下决心要成为一位著名画家。

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答案

1. 【分析】acts; body language

【仿写】His meaning was made clear through several simple sentences and a warm smile that seldom appeared on his face, which was always serious.

2. 【分析】让步；people；宾语

【仿写】Although my teacher advised me to learn art, I didn't follow his advice, until I visited an exhibition in a museum, which included some paintings by Picasso, and then I determined I would be a famous painter.