I can tell you the first one is " last year I could sing very well" not sure about the others I'm so sorry ( maybe its right )
The correct answer should be Hrothgar. He is the Danish king who needs Beowulf's help because his liegemen are getting killed and he can't stop it.
He wants to tell the audience that he did not achieve all of his goals. He wants to let the audience know that mastering the basics is key to achieving goals. He wants to explain how to be a good football coach to people who are interested in football.