What are problems faced by Greek and Romans?

Which item is an example of a primary source

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 !

List any five cultural event that tourist can experience at uae pls can u me o find this its urgent