Read and choose the correct option with the stem-changing verb in the preterite.

La sobrina (dormir) con su oso de peluche mientras esperaba su vuelo.

A dormí
B dormía
C durmió
D durmieron

C.

Explanation:

As you can see, the o changed to a u. Dormir is a stem changing verb which changes to u in the preterite. The conjugation would therefore be

el/ella/usted durmió

The right answer is, B. Dormía.

* La sobrina dormía con su oso de peluche mientras esperaba su vuelo.

Explanation:

Because the past form of verbs is the one where actions that were carried out in the past are described, taking this into account we must identify the person, the gender and the number in the sentence in order to conjugate the verb in a logical and consistent way. with what is being expressed. Therefore, the option that best combines the verb to "Dormir" within the sentence with the required time is B.