他因为向走投无路的人放高利贷而被警方逮捕。

He was arrested by the police for ___loan sharking to desperate people.

那个二手车经销商在交易中像夏洛克一样贪婪，不合理地抬高了价格。

The used car dealer was ___shylock by inflating the prices unreasonably during the deal.