1) They said that they had sold thier house 5 years before
2) The guest said that he was leaving the following day
3) Mother said that he would certainly be happy when he gets the present
4) His friend said that he was not right then
5) The judge said that he could see his\her point
6) He said that he loved rock (правда, исходя из контекста в данном случае можно и пренебречь согласованием времен. Корректнее будет "he said that he loves rock")
7) His dad said that he had ordered two pizzas
8) Their teacher said that they would have a test
9) His\Her said that she had done that work
10) Tom said that the cat was sleeping