Ответ:

В первом блоке используется глагол be:

  1. My cousin is from Wales.
  2. Are you British?
  3. I am 12 years old.
  4. Aliya Mustafina is British.
  5. Are you hungry? Yes, I am.
  6. Is your mum on holiday?
  7. My parents are at work.

Во втором блоке вставляется форма like:

  1. He doesn't like Geography.
  2. She likes salad.
  3. They don't like meat.
  4. We like school.
  5. John likes Maths and Science.
  6. Susie likes English.