题目内容：

she is feeling no better than yesterday里的yesterday是名词还是副词?

优质解答

she is feeling no better than (she was) yesterday
原句省略了,she was ,通常在as、than 引导比较状语从句的时候,可以有此类省略,即省略从句的主语和be动词,如
he is as smart as （he was） three years ago