The article deals with the teaching of foreign languages in Europe from the point of view of multilingualism. Based on the concept of multilingualism, it analyzes and compares the statistical data published in Eurydice. It focuses on the states of the former Eastern Bloc, the Czech Republic, Slovakia, Poland and Hungary, and explores the acquired kinds of languages in these countries, trends in their acquisition and the frequency of use of the foreign language in the classroom. The article focuses on the most acquired languages and percentage of pupils who are in lower secondary education 2009/10, pre-vocational, general, vocational higher secondary education 2009/10, pre-vocational, general, vocational higher secondary education 2009/10, as well as on trends in the shares of students who are learning English, German and French in pre-vocational, vocational and general upper-secondary education 2004/5, 2006/7, 2009/10 in Slovakia, as well as on trends in the shares of pupils who are learning English, German and French in pre-vocational, vocational and general upper-secondary education 2004/5, 2006/7, 2009/10 in Poland and on trends in the shares of pupils who are learning English, German and French in pre-vocational, vocational and general upper-secondary education 2004/5, 2006/7 2009/10 in Hungary. The last aspect is the frequency of use of the first tested language in teaching by pupils and teachers in the classroom 2010/11. (original abstract)