Fill in the correct pronouns or possessive adjectives: My brother was cooking when he cut ... with knife. "Come quickly"

Fill in the correct pronouns or possessive adjectives:

My brother was cooking when he cut himself with knife. \"Come quickly\" he said to us. \"I\'ve cut myself \". I ran to the kitchen to help him. When I saw him, I laughed and said \"Harry you haven\'t cut yourself. You have just split tomato sauce on your hand\".

My aunt and uncle live in Paris. Their house is very big. They do most of the work themselves. My aunt works in the garden and her friends say it is the best garden in the world! My uncle does most of the painting himself, but his friend, Mr. Brown, often helps him.