What language does Serbia speak?

The official language of Serbia is Serbian. Serbian belongs to the Slavic language family of Indo-European language family, is a member of Yugoslav language family, and is the only language with two sets of letters in the world. Serbian, Croatian, Bosnian and Montenegrin were once considered to be the same language, namely Serbian-Croatian. In Serbia and Bosnia and Herzegovina, the Cyrillic alphabet and Latin alphabet are used in this language, both of which are officially recognized. Serbian is a inflectional language with rich morphological changes. Its nouns have three grammatical genders: masculine, feminine and neutral, and the grammatical gender of nouns can often be judged by suffixes.