Fill in the blanks with the appropriate words from the list.-

méxico, d. f.
autobuses
derecho
estudiantes
estudio
exalumno
exprofesor
residencia estudiantil
universidad

1. un importante centro económico y cultural.

2.la unam es en la ciudad de méxico.

3.la unam es como (like) una ciudad , policía y gobierno (government) propios (own).

4. de la unam son de diferentes países.

5.hay cuatro áreas principales de

6. manuel álvarez bravo es famoso de la unam.

The correct choices for each sentence are: 1) México D.F., 2) Universidad, 3) derecho, 4) estudiantes, 5) estudios, 6) exprofesor.

In this question we should read each sentence and choose the respective substantive that takes the known contexto into account. Each revised sentence will be accompanied by a succinct justification:

1) México, D.F. es un importante centro económico y cultural. Justification - In general, it is appreciated that cities are epicentres for industry, arts, la economy, commerce, culture or science.

2) La UNAM es una Universidad en la Ciudad de México. Justification - The UNAM is a state-owned university located in Mexico City.

3) La UNAM es como una ciudad con derecho, policía y gobierno propios. Justification - There are autonomy policies for universities in Mexico.

4) Los estudiantes de la UNAM son de diferentes países. Justification - This sentence is referred to the population who take clases at UNAM.

5) Hay cuatro áreas principales de estudio. Justification - This sentence is referred to the fields of studies comprised by the UNAM.

6) Manuel Álvarez Bravo es un exprofesor famoso de la UNAM. Justification - In this case, a famous person from the UNAM is mentioned.

We kindly invite to check this question on sentences in Spanish: link

corras is the only one that is informal but doesn't follow the suffix rule. correr is the verb. corre is the formal verb form. corra would be used as the formal is corre ended with an a.

your best bet would be corras, it's the only one that is informal but is still wrong