for the first time 是介词短语作句子的时间状语.放在句首或句尾.如
I came here for the first time.
the first time是连词用来引导时间状语从句.后不加when.如
The first time I saw her,I found her nice and honest.
for the first time 是介词短语作句子的时间状语.放在句首或句尾.如
I came here for the first time.
the first time是连词用来引导时间状语从句.后不加when.如
The first time I saw her,I found her nice and honest.