Fred and Betty: Is this the End?
Episode 1: Betty's Angry

Betty: Fred, I found out about you and that other girl. How could you do this to me?!
貝蒂: 弗瑞德,我已經知道你背著我和另一個女生交往了!你怎么可以這樣子對我?!
FIND OUT ABOUT
Meaning: if you find out about something, you discover a fact or information that you did not know before, often because someone was keeping it secret. 查明,弄清情況
Grammar: This phrasal verb needs an object. You can not separate the verb from its particles.
提示:在用這個片語的時候,后面要加賓語。
He found out about the theft - RIGHT
He found out about it - RIGHT
He found the theft out about - WRONG
He found it out about - WRONG
He found out the theft about - WRONG
He found out it about - WRONG