нужно перевести в косвенную речь помогите, очень нужно.

I know that watching TV for many hours ia not good but I only do it on Sunday. "Explain to me how to solve this problem", my friend said to me.
The doctor said to Nick, 'Open your mouth and show me your tongue'.
"Don't be afraid of my dog", said the man to Kate.
He said, "I haven't seen my cousin today".
" I don't go to this shop very often", she said.
Tom said, " I have already had breakfeast, so I am not hungry".
He said, " I have just teceived a letter from my uncle".