Which horse is s( The black one

Which horse is s( The black one though the black horse is much thinner than the white one,it Which is ( ),the horse or the donkey The horse .（帮个忙, Which one is better,the white one and the black one? Which sheep is stronger,the white one or the black one [ ]bike is his father's?--The black one,I think. The black one is a which computer is the w____of all?-the black one.nobody woul ——which car is better,the red one or the black one?——i prefe Which is ______,the red one,yellow one or blue one ?(good) S ()one is yours,the black one or the white one? Which ruler is Helen's,the long one or the short one?In the