Ответ:
O: Hi, Lena!
L: Hello, Olya! Look! That is my family over there.
O: Is that your mum?
L: No, it isn’t. It is my grandma, Mary.
O: Is she a doctor?
L: No, she isn’t. She is a teacher.
O: And who are the girls? Are they your sisters?
L: Yes, they are. The girl with long hair is Dasha. She is seven. The girl with short hair is my sister Lida. She is nine. We are friends.
O: Is that your dog?
L: Yes, it is. It’s our dog, Pushok.
O: It is so cute!
Перевод: «is» — «есть/является» для единственного числа, «are» — для множественного числа; отрицательные формы «isn’t» и «aren’t» означают «не является/не являются».
