Change all these into indirect speech

Dear student, 
4. Aruna wished a lot of happiness and cheers to the newly married couple. 
5. My mother wished me best of luck for my exam. 
6.The players exclaimed with joy that they had scored more goals than the other team. 
7.Mohit expected that the movie would be interesting. 
8. Radio news announced that a cure for cancer had been invented. 

Regards