Which conjugation of preferir is not steam changing

What groups of species are alive, eukaryotes, symmetrical, have backbones, and are tetrapods? (didn't mean to put spanish)

Which of the following is not described by gonzalo fernandez de oviedo y valdes in la historian general y natural de las indias

Which command form best completes this conversation between cousins? lupe: quiero escribir la lista. el bolígrafo. alex: ahí lo tienes. a. dame b. déme c. date d. denme