instruction:
In this task, you are given a sentence in the Spanish language. Your task is to translate the Spanish sentence into the English language.
question:
¿Para qué sirve la técnica de la flecha descendente en la terapia cognitiva de la depresión?
answer:
What is the use of the descending arrow technique in the cognitive therapy of depression?


question:
¿Cuál de los siguientes antidiabéticos actúa inhibiendo la DPP-4 y prolongando la duración de las incretinas endógenas GLP-1 y GIP?
answer:
Which of the following antidiabetics acts by inhibiting DPP-4 and prolonging the duration of the endogenous incretins GLP-1 and GIP ?


question:
La envoltura de los retrovirus procede de la (el)
answer:

The retrovirus envelope comes from (the)