Complete the sentences about the family tree. John = Mary Mike = Sue Paul Helen = Jack Tom David Sally Sam Tina Example: Helen is Jack’s wife. 1 David is Sam’s . 2 Helen is John’s . 3 Tom is Paul’s . 4 Mary is Tina’s . 5 Mike is Sally’s . 6 Sally is Jack’s . 7 Helen is Jack’s .

1 David is Sam's brother.
Explanation: Sam is in the same generation as David, and they have the same parents.
Solution: The sentence can be completed as "David is Sam's brother."

2 Helen is John's wife.
Explanation: In a family tree, a wife is married to her husband. John is the only person mentioned as being married, so Helen must be his wife.
Solution: The sentence can be completed as "Helen is John's wife."

3 Tom is Paul's son.
Explanation: In a family tree, a son is the male offspring of his parents. Since Tom is the only male mentioned in the same generation as Paul, he must be Paul's son.
Solution: The sentence can be completed as "Tom is Paul's son."

4 Mary is Tina's mother.
Explanation: In a family tree, a mother is the female parent of her child. Since Mary is the only female mentioned in the same generation as Tina, she must be Tina's mother.
Solution: The sentence can be completed as "Mary is Tina's mother."

5 Mike is Sally's father.
Explanation: In a family tree, a father is the male parent of his child. Since Mike is the only male mentioned in the same generation as Sally, he must be Sally's father.
Solution: The sentence can be completed as "Mike is Sally's father."

6 Sally is Jack's daughter.
Explanation: In a family tree, a daughter is the female offspring of her parents. Since Sally is the only female mentioned in the same generation as Jack, she must be Jack's daughter.
Solution: The sentence can be completed as "Sally is Jack's daughter."

7 Helen is Jack's wife.
Explanation: This sentence was already given as an example in the provided question.
Solution: The sentence is already complete as "Helen is Jack's wife."