Пояснение:
Для отрицательных предложений с 'have got' используются конструкции 'hasn't got' (с he, she, it) и 'haven't got' (с I, you, we, they).
Ответ:
- Sandra hasn't got a laptop.
- They haven't got flowers.
- Sandra hasn't got table tennis rackets.
- Andrew hasn't got a tennis rackets.
- Sandra hasn't got a calculator.
- Andrew hasn't got a camera.
- They haven't got mobiles.
- Sandra hasn't got three pens.
- They haven't got cats.
- Andrew hasn't got a parrot.
- Sandra hasn't got a clock.