Change the direct speech into reported speech.

Fred said: "I have invented a new computer program". - Fred said that
.
Mary said: "I will help my sister." - Mary said that
.
She said, "Kent has visited many countries in western Europe." - She said that
.
She said: "I live in a big apartment." - She said that
.
My dad said, "I am working in the garden." - My dad said that
.
The teacher said, "You have to do this exercise." - The teacher said to me that
.
My sister said: "I found my passport." - My sister said that
.
Mr. Numb said: "I don’t like pork." - Mr. Numb said that
.
She said, "You must help me!" - She said to me that
.
My friend said, "I can solve the test". - My friend said that