l was the first one in our class --(work)in the rural area.working能不能从语法上解释,这个答案我是从语感上填的.

l was the first one in our class --(work)in the rural area.working能不能从语法上解释,这个答案我是从语感上填的.
l was the first one in our class --(work)in the rural area.
working
能不能从语法上解释,这个答案我是从语感上填的.

l was the first one in our class --(work)in the rural area.working能不能从语法上解释,这个答案我是从语感上填的.
I was the first one in our class working in the rural area.
属于现在分词短语作定语,one和working之间是主动关系,所以用现在分词.如果用不定式,一般表示要去做的事情,或者表示目的,所以不定式不适合本题.

后面那一段是修饰“I”的，定语来的，相当于形容词的作用。

working , 这句话的意思应该是想表达，我不是我们班上第一个在乡村工作的人