認真的的用法和樣例：
例句
-
我是認真的，你必須說話算數。
I am serious; you must keep you word. -
未婚女子一生中最困難的工作，是要證明一個男性（對她）的意思是認真的。
The hardest task of a girl's life is to prove to a man that his intention is serious. -
我相信他說他會來是認真的。
I'm sure he was earnest when he said he would come. -
我喜歡認真的學生。
I like earnest pupils.
