关于called的用法

问题描述:

关于called的用法
我以前有老师说called一般都是用be called
现在书上却又出现:There was two composers called Johann Strauss.
谁能告诉我这两个哪个是对的?
最好再能把called的用法都给我列举一下.

都对,下面的called是省略了前面的was,因为这是个从句
there were two composers who were called Johann Strauss.