15. Use the subject/verb combinations given to create (en español) a complete sentence to say what was happening when an interruption occurred. Yo/estudiar & mis padres/llegar * 3 points 16. Use the subject/verb combinations given to create (en español) a complete sentence to say what was happening when an interruption occurred. Mario/jugar al fútbol & (it) empezar a llover * 3 points

1. Yo estaba estudiando cuando mis padres llegaron.

2. Mario estaba jugando cuando empezó a llover.

Explanation:

At the time of completing a sentence, it is important to identify the person and the time in which they are being raised, that way it is facilitated to us how we can conjugate the verb within the sentence.

1) Yo estaba estudiando cuando mis padres llegaron

2) Mario jugaba al fútbol y empezó a llover

Explanation:

The past tense, or simple past tense, of the indicative is used in Spanish to express actions that began and ended in the past and took place in a timely manner or in a limited time space, or that interrupted another course of action also past and that It is expressed in the past imperfect.

Example:

El año pasado LLEGÓ una chica nueva a clase. Era china, de Pekín. Con un mapa nos EXPLICÓ todo sobre su país y su ciudad.

The past imperfect indicative is used in Spanish to express courses of past actions whose beginning and end are not specified. In the same way, it serves to emphasize the continuity or regularity of an action in the past.

Example:

A Rubén le ENCANTABA el fútbol. Se PASABA el día corriendo detrás de la pelota. ENTRENABA con su equipo los martes y los jueves.