1. Expression：loan shark

Explanation：One who lends money at exorbitant interest rates. （高利贷者）

Example：That awful loan shark has been bothering him for repayment recently.（快乐王子）

那个可怕的高利货庄主最近一直烦着他要他还钱。

情景对话：

A：I heard from Lucy that Tina made a new boyfriend, didn’t she?

我听露西说蒂娜新交了一个新男朋友，是吗?

B：Yes, but I have told Tina to keep herself away from that boy.

是的，但是我告诉蒂娜要离那个男孩远点。

A：Why?

为什么？

B：Because I heard from Mike that the boy’s father is a loan shark. I don’t want my daughter to have any relationship with that kind of people.

因为我听迈克说那男孩的父亲是个放高利贷的人。我不希望我女儿和那种人有任何关系。

2. Expression：look a gift horse in the mouth

Explanation：To be ungrateful to someone who gives you something. （对礼物吹毛求疵，对礼物挑肥拣瘦，对礼物挑三拣四）

Example：I know Aunt Jean isn't your favorite person but she gave you that beautiful sweater as a present, so don't look a gift horse in the mouth!

我知道珍阿姨不是你最喜欢的人，但她送你那件漂亮的毛衣作为礼物，所以不要对礼物吹毛求疵！

Even though the watch Mary gave you is not an expensive one, you should be quite contented with it and not look a gift horse in the mouth.

即使玛丽送给你的表是便宜货，你也该满足，不应该对礼物说短道长。

It was one of mother's maxims never to look a gift horse in the mouth.

母亲的箴言之一是“受赠之马，不可相嘴。”

情景对话：

A: But I don't want this ancient car!

我不想要这过时的车。

B: I can't believe you're looking a gift horse in the mouth, especially since you can't afford to buy a car on your own!

我真不敢相信你竟然会对礼物挑三拣四，尤其是之前，你自己连一辆车都买不起。

3. Expression：look like the cat that ate canary

Explanation：To appear smug or overly pleased with oneself to others. （沾沾自喜，在别人面前显得过于得意，忘乎所以，飘飘然）

Example：After her promotion, Janet spent the rest of the day looking like the cat that ate the canary.

珍妮特升职后，整天都是一副自鸣得意的样子。

My friend didn't listen to my advice and he bet twenty dollars on the horse. Why, I couldn't believe my eyes! The horse won by a nose and my friend came back with the two thousand bucks he'd just won, looking like the cat that ate the canary.

我的朋友没有听我的劝告，在那个马身上压了二十美元。我真是难以相信我的眼睛——那匹马跑得快了一点点就赢了，所以我那朋友拿了他刚赢的二千块美元回来，显得得意非凡。

情景对话：

A：Since his promotion to manager, John looks like the cat that ate canary.

自从他提升为经理后，就有点忘乎所以，飘飘然了。

B：I agree with you. Sometimes, he even got drunk at the office time. As a friend of his, I must warn him of it.

我也是这么觉得。有时候，他身在在上班时间喝酒。作为朋友，我必须得提醒他。

A：Yes, he needs to keep this edge all the time if he doesn’t want to get fired.

是啊，你必须时刻得保持良好的状态，除非他想被开除。