She got the first in the English exam oh,she is really--- A.

B
something 做名词
可以指重要的人(或事物);值得重视的人(或事物);具有某种特点的人(或事物)
She thinks she's something since she won the prize.
她自得奖之后,觉得自己挺了不起了.
It is quite something to have won him over.
把他争取过来是一件很了不起的事.
因此,在这里说 She is really something 她的确挺了不起的 意思