You

Question 1

When do use du

Answer 1

When speaking to one person who is a friends a member of your family a child an animal

Question 2

When do you use ihr

Answer 2

When speaking to more than one person who are friends members of your family children or animals

Question 3

When do use Sie

Answer 3

When speaking teacher (s) an adult/ adults or someone/some people you should be polite to