It was a slip of the tongue.无意中说漏了嘴

今天的几个句子是有关吐露秘密的：1.I have a confession. 我有件事要坦白。 2.I'll level with you.我就直说吧。3.That is about all I know.我知道的大概就是这些。4.This is just between you and me.我们关起门来在这儿说。/我们私下里说。5.My lips are sealed. 我的嘴很紧。