It’s out of ___ question that he’ll come out ___ first in the coming exam.

问题描述:

It’s out of ___ question that he’ll come out ___ first in the coming exam.
a.the.theb././c.the./ d./.the
答案b为什么序数词first前不加the

come out first 是指得第一名
是个固定词组
且这里的first 是副词