Le verbe AVOIR

How do you say: "I have a sister"?

How do you say: "They (masculine) have three daughters"

How do you say: "You (singular) have two brothers"?

How do you say: "We have a son"?

How do you say: "They (feminine) have a pencil case"

How do you say: "He has a step-sister"?

How do you say: "she has a grandmother"?

How do you say: "You (plural/formal) have eight pens"?

How do you say: "I am fifteen years old"

How do you say: "We have two rulers"?