Does "Romani vias visitant" properly translate to "the Romans visit the roads"? im a bit hung up on the visitant in particular, and am unsure if thats the proper ending

Ireally, really need with this asap. i don't understand spanish prepositions and when they should be used. the questions are:fiesta con juan el fin de semana pasado. el parque está casa. es una lástima que haya tantos lago. el jefe quiere inmediatamente. the answers can be one of the following: en, con, de, a i will award !