请根据短文内容和首字母提示，在短文空白处填入适当的单词。
Vienna is a beautiful old city and it is also the 小题1:. c___________ of European classical music. Johann Strauss the 小题2:.e________ and the Johann Strauss the younger were two famous composers, and they were father and son. The father小题3:.w________ and played lots of waltzes, and they 小题4:.m_______ him famous all over Europe. The son was 小题5:.e ________ more successful and popular than his father. His小题6:. m _________ famous waltz was The Blue Danube. Mozart was another important composer at that time. He was小题7:.b_______ in 1756 in Austria. He could play different kinds of instruments when he was young. His family took him 小题8:.a________ Europe and he gave concerts in many cities. He wrote his first opera when he was 12 and he composed 小题9:.h_______ of beautiful pieces of music. He died at the 小题10:.a______ of 35.
