Ответ:

Use are with plural subjects and is with singular subjects. In short answers, repeat the form of be.

  1. Are Jenny and George from Australia? — No, they aren’t.
  2. Is Kangya from Thailand? — Yes, she is.
  3. Is Tony from the USA? — Yes, he is.
  4. Are Rafa and Pedro from Brazil? — Yes, they are.
  5. Is Miguel from Spain? — Yes, he is.
  6. Is Youssef from Thailand? — No, he isn’t. He’s from Egypt.