关系代词在SVC结构中作主语补语/there be 中作实义主语时,通常用that指人或物,而且通常省略.句子中that做从句中she was 的主语补语或者叫表语.
Doctor Brown still talks like the man (that) he was ten years ago.
The 9:15 is the fastest train (that) there has ever been.
When he was born, his mother decided he would be the singer (that) she always wanted to be.