I felt bad I talked about my unlucky experience to the public.
Afor the first time
Bthe first time
Cin the first time
D. on the first time
网友回答
A. for the first time
(答案→)B. the first time
C. in the first time
D. on the first time
解析：句意：第一次在公众面前谈论我的不幸经历时，我感觉很不好。这里需要一个表示时间的名词来引导状语从句， 选B。