In this task, you are given a sentence in the Spanish language. Your task is to translate the Spanish sentence into the English language.

Example Input: Los haluros alcalinos, MX
Example Output: The alkali halides, MX

Example Input: Respecto a la técnica de moldeamiento, ¿cuál de las siguientes características es VERDADERA?
Example Output: Regarding the molding technique, which of the following characteristics is TRUE?

Example Input: Se ha determinado en un grupo de sujetos la presencia (x=1) o ausencia (x=0) de bacteriuria. ¿De qué tipo de variable se trata?
Example Output:
The presence (x = 1) or absence (x = 0) of bacteriuria has been determined in a group of subjects. What kind of variable is it?