13.Let the cat out of the bag
Definition: tell a surprise to someone that one should keep secret
说出了本该保密的事
Why did you tell him? You let the cat out of the bag!
为什么要告诉他？你会泄露秘密的！
Peter let the cat out of the bag a few days early.
几天前皮特就把这件事泄露了出去。

14.Like a fish out of water
Definition: to be out of place
格格不入
I felt like a fish out of water in my new position.
我感觉在自己的新职位上格格不入。
Some students feel like fish out of water for the first few days.
一些学生开始几天都会感觉不自在。

15.Make a mountain out of a molehill
Definition: make something seem much more important than it is, exaggerate the importance of something
使某事看起来比表面上更重要，夸大某事的重要性
Don't make a mountain out of a molehill. We'll get bythis month and then everything will be OK.
别夸大其词了。我们会把这个月挺过去，然后一切都会好的。
Margret made a mountain out of a molehill. Just ignore her.
玛格丽特夸大其词了。别理她。

16.Odd man out
Definition: not belong to a situation, feel strange in a situation
不合群，在某种形势下感觉不自在
I was the odd man out last night with Tim and Anna. I think they wanted to be alone.
昨晚，我是蒂姆和安娜两人的电灯泡。我觉得他们就想过二人世界。
Sometimes I feel like the odd man out no matter how hard I try to fit in.
有时候，我觉得自己不管多么努力，都只是一个局外人。

17.Out and about
Definition: away from the home
离开家
Doug is out and about tonight. I don't know when he'll return.
道格今晚外出了。我不知道他什么时候回来。
I feel like we need to get out and about.
我想我们需要出去一下。

18.Out of luck
Definition: unfortunate, unlucky
不幸的，不走运的
You're out of luck today.
你今天真不走运。
I'm sorry your out of luck. We don't have anymore.
很抱歉您今天运气欠佳。我们已经卖完了。

19.Out of the blue
Definition: suddenly and unexpectedly
突然且出乎意料地
Guess who I saw out of the blue? Tim!
猜猜我居然看到了谁？蒂姆！
The car appeared out of the blue and I barely avoided an accident.
这辆车突然出现，害我差点就出了车祸。

20.Out of the question
Definition: not possible under any circumstances
在任何情况下都不可能
I'm afraid that's out of the question.
恐怕这是不可能的。
The teacher said that retaking the test was out of the question.
老师说，没有第二次考试的机会。

21.Out of turn
Definition: not in the correct order
不按顺序地
She spoke out of turn.
她没有按顺序发言。
We'll discuss this grammar point out of turn.
我们会打乱顺序对语法点进行讨论。

22.Out on a limb
Definition: taking a chance, risking something
抓住机会，为某事冒险
I'll go out on a limb and guess that he loves her.
我冒险猜一猜，他是爱她的。
You don't need to go out on a limb.
你不需要冒险。

23.Pull out all the stops
Definition: try as hard as one can
全力以赴
I'm going to pull out all the stops to get this job.
我会全力以赴来得到这份工作。
The director pulled out all the stops on this latest marketing campaign.
主任在最近的营销活动中全力以赴。

24.Shape up or ship out
Definition: act correctly or stop doing something - usually used as a threat
好好干，要不就走人——通常用于威胁他人
Tom you'll have to shape up or ship out.
汤姆，要不就好好干，要不就走人。
I told her to shape up or ship out. I'm tired of her excuses.
我告诉他，不想好好干就走人。我已经厌倦她的借口了。