Supply the missing parts in the following two mini dialogues :
A) samy : I gain weight .What should I do ?
Ramy ; - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
B) Nader : - - - - - - - - - - - - - - - - - - - - - - - - - - - - - ?
Maher : Vitamins protect us from illness .