1. His aunt's son is his . 2. Your father's father is your ... . 3. My sister's son is my ... . 4. My sister's daughter is my ... . 5. My mother's brother is my ... . 6. Your mother's sister is your ... . 7. Your uncle's daughter is your ... . 8. Your mother's mother is your ... . 9. Your brother's wife is your ... . 10. Your sister's husband is your .

XIII. Fill in am, is, are:
1.I ... an English student. 2. His name ... George Brown. 3. Mr. and Mrs. Brown ... his father and mother. 4. My brother's name ... Benny, and my sisters' names ... Betty and Rose. 5. We ... members of one family. 6. ... Helen married? 7. ... they mar-ried? 8. Mr. Sandford ... Betty's brother-in-law. 9. How old ... you? - I... eighteen. 10. What... you all? -We ... all students. 11. ... your girl-friends students? 12. ... Betty's school-mates kind and jolly? 13. His companions ... well-bred. 14. ... Benny eager to have a dog? 15. She ... a naughty child. 16. I... eager to have a girl-friend. 17. I... two years younger than my cousin. 18. He ... as young as his boy-friend. 19. My niece ... eighteen months old.