Answers
Sep 27, 2012 - 12:47 AM
The phrase, 'Me gusta ...' roughly means, 'It pleases me, ...'. That is how likes are expressed in the language. Therefore, the past tense follows the same format. 'Me gustó mucho ese plato', roughly means, 'It pleased me a lot, that plate'. 'Me gusté mucho ese plato' would translate to something like 'I pleased myself a lot, that plate', which is incomprehensible.
Sep 27, 2012 - 08:13 AM
Thank you very much Marcus for your help. That makes perfect sense to me.