Cargoes, pianos, videos, zoos, potatoes, Escimos, heroes, dodos/dodoes, discos,<span>cockatoos, tomatoes, Negroes, volcanoes, mosquitos, studios, photos, dingoes, kangaroos.</span>
1. aren't they
2. won't they
3.don't they
4. is she
5. haven't you
6. isn't it
7. aren't there
8. is it
9. haven't they
10. weren't it
11. don't he
3)-
4)some
5)a
6)an
7)-
8)some