Yes, it is present progressive tense. Therefore, the answer is 1,5 It only contains pronouns and verbs. However, it contains no adjectives following the noun such as hot, cold, etc. Quiero I want Pronoun/verb este this pronoun and conjuction not that one. pronoun Quiero este café y no aquél. I want this coffee and not that one.
Nuestro sistema inmunitario emplea el tiempo de sueño para regenerarse, lo que le permite luchar con eficacia contra contra las toxinas y los gérmenes que de forma continua nos amenazan.
