Yígè jǐngchá yǒu gè dìdi, dàn dìdi què fǒurèn yǒu gè gēge, wèishénme?
一个 警察 有 个 弟弟， 但 弟弟 却 否认 有 个 哥哥， 为什么？
A cop has a younger brother, but the younger brother denies that he has an elder brother. Why is that?
General Chinese (Beginner Level)
General Chinese (Intermediate Level)