Question 1 with 1 blankGisela una motocicleta por las calles (streets) de la ciudad. Question 2 with 1 blankTú servir el vino de una manera elegante. Question 3 with 1 blankEl novio de Aurelia ser inteligente y simpático. Question 4 with 1 blankEn ese restaurante ya los porque siempre van a comer allí (there). Question 5 with 1 blankLos vendedores del mercado al aire libre nos rebajas. Question 6 with 1 blank(Yo) libros de historia y de sociología al español.

1. conduce

2. sirves

3. es

4. conocen

5. dan

6. traduzco

Explanation:

You must complete with the present tense.

The present indicative in Spanish is used to place an action at the time of speech or in the very near future, to describe a routine or actions that are repeated, or to refer to stable or permanent situations.  

The present in Spanish is used to express:  

* permanent facts and conditions;  

Example:  

Este es Lucas

* routines;  

Example:  

Todos los martes juega al tenis.

* the time that an action has been happening;  

Example:  

Juan juega al fútbol desde hace cuatro años.

* future actions accompanied by a temporary expression.  

Example:  

El próximo fin de semana su equipo participa de un campeonato importante.

a-las

explanation:

its talking about multiple books

what is the question being asked?