这位蒙古人用传统乐器演奏了一首动人的曲子。

The ___Mongol played a beautiful melody on a traditional instrument.

成吉思汗率领蒙古人征服了广阔的领土。

Genghis Khan led the ___Mongols to conquer vast territories.

使用‘蒙古人’这样的词汇来指代唐氏综合症患者是非常冒犯的。

Using the term '___mongol' to refer to individuals with Down syndrome is highly offensive.