他的聪明才智使他能够迅速掌握新的编程语言。

His ___cleverness allows him to quickly master new programming languages.

这个发明家的巧妙构思解决了困扰我们多年的难题。

The inventor's ___cleverness solved the problem that had troubled us for years.

他的小聪明让他总能找到规则的漏洞。

His ___cleverness always helps him find loopholes in the rules.