What use of por is expressed below. estudio por la manana?

Use your knowledge of the imperfect preterit, present, and future tenses to write a post card to a friend in colombia (remember to use all your skills in the three tenses). tell your friend about what you did last summer, what you are doing today and the things you plan to do next fall.

Choose the correct answer. the phrase "por cierto" means: by certain for sure over there for now does anyone know the answer to this question?

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)