This answer is right I am a Cuban citizen my self in Cuba you have to buy food from the government for month and you I Ku get it once but is not enough so most people buy and they have to pay extra to non government people who sell groceries hopefully this helps!!
Answer:
The first answer is correctly answered the second is wrong is gusta because he is talking about you
The books? not really sure what singular means but estos libros means the books'
