El médico necesita examinar la garganta de Javier. Javier tiene que ________________.

To examine Javier’s throat, the doctor needs him to open his mouth. “Abrir la boca” means “to open the mouth,” so the sentence becomes: “Javier tiene que abrir la boca.” “Abrir la garganta” means “to open the throat,” which is not the usual instruction here.

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