Образуйте сравнительную и превосходную степени прилагательных:

A little boy ,a necessary book , white bread, a brave soldier ,an old man ,a bad pupil , a great idea , a weak woman ,a strong sportsman

Помогите пожалуйста

little boy - littler, the littlesta necessary book - more necessary, the most necessarywhite bread - whiter, the whitesta brave soldier - braver, the bravestan old man - older, the oldesta bad pupil - worse, the worsta great idea - greater, the greatesta weal woman - weaker, the weakesta strong sportsman - stronger, the strongest