1. my uncle — d) my mother's brother
2. Jane's aunt — e) her father's sister
3. Tom's cousins — a) his aunt's children
4. her parents — h) her mom and dad
5. John and Anna's twins — f) their same age children
6. Sasha's grandparents — b) his grandmother and grandfather
7. Mark's cousins' father — c) his aunt's husband
8. my brother's wife — g) my parents' daughter-in-law