составь(те) отрицательные предложения....I cleaned my teeth at five o"clock in the

Составь(те) отрицательные предложения.
...I cleaned my teeth at five o"clock in the morning.
...I thanked Mother after breakfast.
... I helped my father.
... I helped my mother to wash up.
... I cleaned the house.
... I wanted to help Mum.
... I played chess with my mother.
... I watched television at six o"clock in the morning.
... I lived in Africa.