Select all the rules that apply to root changes in the past tense. A) Stems of infinitives -er and -ar do NOT change.

B) Stems of infinitives -ir change in the third person, singular and plural.

C) If there is only one vowel in the stem change in the present, the same change is preserved in the past tense.

D) If there are two vowels in the stem change in the present, the change in the past consists of the first letter of the change.

Parte i: contesta las preguntas en frases completas después de repasar los textos culturales “sevilla monumental” y “salamanca: ciudad dorada”: (6 points) characters palette 1. seleccione un aspecto de las ciudades de sevilla y salamanca y hable de cómo son diferentes estas ciudades. choose one way they are different as described in the cultural texts. 2. ¿por qué es única la arquitectura de la catedral de salamanca? (2 points) 3. ¿cómo se caracteriza la universidad de salamanca? (2 points) be sure to express this in your own words and not just copy it from the cultural text.

Este animal es el "rey de la selva." a. tigre b. hiena c. elefante d. león

Completa la oración con la voz pasiva con se. the cake was eaten. la torta. (there's no options, just phrase this in the passive tense, do not use google translate)