1.- Cats, dogs, birds and other animals are pets. 2.- My sister and I like music, 3.- I like apples and pears. 4.- I know Peter, Sally and her friends. 5.- I don't smoke. My friends don't smoke either. 6.- She hasn't got fair hair. Mary hasn't got fair hair, either. 7- My glass is empty. Your glass is empty, too. 8.- Britain, France and Germany are countries.