In this task, you are given a sentence in English and your task is to translate it into Spanish. In translation, keep the numbers and capitalization (capitalize only the first word of each sentence and name).

Unless we require that the owners of the cargo be held liable, we will never, in my opinion, resolve these problems.
Mientras no se exija responsabilidad a los dueños de la carga, señorías, no se terminarán de arreglar, en mi opinión, estos problemas.

I share that concern and I believe that this issue should be addressed.
Yo suscribo su preocupación y creo que debemos examinar este aspecto.

We are giving a positive opinion on the convening of the IGC precisely because we have been impressed by the attitude of the Portuguese Presidency which has taken on board our request that the agenda of the IGC be widened.

Respaldamos la convocatoria de la Conferencia Intergubernamental, precisamente porque nos ha impresionado la actitud de la Presidencia portuguesa en lo que se refiere a que ha tenido en cuenta nuestra solicitud de ampliar la agenda de la Conferencia.