The rest of the world survived partly by learning from Hollywood and partly because audiences continued to exist for a product which corresponded to needs which Hollywood could not supply.(剑4, General Training Test A section 3)

　　● 分析：

　　本句的主句为“The rest of the world survived”; “because audiences continued to exist for a product”为because引导的原因状语从句;“which corresponded to needs ”为定语从句，做product的定语，关系词为which; “which Hollywood could not supply”为定语从句，做needs的定语，关系词为which。

　　● 题目：

　　As audiences grew, so did the places where films were shown, finishing up with the ‘great picture palaces’ of the 1920s, which rivaled, and occasionally superseded, theatres and opera-houses in terms of opulence and splendour.(剑4, General Training Test A section 3)

　　● 分析：

　　本句的主句为倒装句“so did the places”; “As audiences grew”为as引导的时间状语从句;“where films were shown”为定语从句，做places的定语，关系词为where; “finishing up with the ‘great picture palaces’ of the 1920s”为现在分词短语做伴随状语;“which rivaled, and occasionally superseded, theatres and opera-houses in terms of opulence and splendour.”为非限制性定语从句，关系词为which。