помгите преобразовтаь предлодения в отрицательную форму
1) Mrs martin had had breakfast by ten 2)Kevins brother had broken his bicycle 3) fred had learnt the poem by heart 4) we had finished everything by six 5)martin had been london

1)Mrs martin hadn't had breakfast by te 2)Kevins brother hadn't broken his bicycle 3) fred hadn't learnt the poem by heart 4) we hadn't finished everything by six 5)martin hadn't been london