Are you supposed to answer the last one in past tense?
Answer:
los ríos que pasan por Puerto Maldonado es El Tambopata y Madre de Dios.
The answer is b, the family that’s she’ll be staying with is nowhere to be seen
If you're bilingual you get payed more and or are more likely to get a better job
No hay nada encima de la mesa. If you sound it out, it could either be "nada" or "nadie" but if you are talking about an object, then use "nada". If you are talking about someone not on the table, you would use "nadie" Nada: for object, Nadie: for person.
Hope this helped