1. He frequently observed ballet performances at the Paris Opera and often attended classes at the dance school .
2. He frequently observed ballet performances at the Paris Opera and often attended lessons at the dance school .

yes

1. Darrell Fetty first married Carolyne McCoy , who is a descendant of the famous feud families ( her mother was a Hatfield , her father was a McCoy ) .
2. Darrell Fetty first married Carolyne McCoy , who is a descendant of the famous feuding families ( her mother was a Hatfield , her father a McCoy ) .

yes

1. The Paul England translation of 1912 is a '' vocal translation '' , which is compatible with the singable line Strauss wrote for the German .
2. The 1912 Paul England translation is a '' singable translation '' which is compatible with the vocal line Strauss wrote for the German .
no