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"During" is a preposition which is often translated as "durante", and "yesterday" is an adverb which is often translated as "ayer". Learn more about the difference between "during" and "yesterday" below.
during(
door
-
ihng
)A preposition is a word that indicates the relationship between a noun and another word (e.g., He ran through the door.).
1. (throughout)
a. durante
Women should avoid alcohol during pregnancy.Las mujeres deben evitar el alcohol durante el embarazo.
yesterday(
yehs
-
tuhr
-
dey
)An adverb is a word that describes a verb, an adjective, or other adverbs (e.g., to run quickly, very tired).
An adjective is a word that describes a noun (e.g., the big dog).
a. ayer
We began our yoga lessons yesterday morning.Ayer por la mañana empezamos las clases de yoga.
A noun is a word referring to a person, animal, place, thing, feeling, or idea (e.g., man, dog, house).