ребят!., Знаю ,что это тяжёлый уровень ,но хотя бы скажите : тут одно слова на три предложения или же три разных слова нужно подобрать для каждого из них ??

We are now counting the ___ of not taking out full travel insurance before we went to Nepal. 2. She learnt to her ___ that Maisy was not always to be trusted. 3. The tyres were included with the vehicle at no extra

Да, здесь везде можно использовать одно слово - cost.

We are now counting the cost of not taking out full travel insurance before we went to Nepal. 2. She learnt to her cost that Maisy was not always to be trusted. 3. The tyres were included with the vehicle at no extra cost.