Moon Rose's answer may be precise perfect by present day utilization of grammatical words, yet there became no vast vast difference between an oblique merchandise and an "merchandise of a preposition," so I understand your question. i imagine of the answer is not any. the reason you're saying "I gave her the ball," yet "I gave the ball to her," is that if the oblique merchandise isn't superb next to the verb, it may favor to be clarified (to inform aside it from the direct merchandise), and that's the preposition that does that. I spent it slow attempting, yet i imagine of that that isn't from now on available to have an oblique merchandise and by no skill utilizing a preposition after an on the spot merchandise. you need to now no longer grant a astounding answer till finally 4 hours after asking the question. that's so that you get numerous thoughts earlier you opt for, now no longer only one which should be deceptive. thanks for desirous to award a astounding answer! a lot of human beings ignore about.