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"Please" is an interjection which is often translated as "por favor", and "open your mouth" is an intransitive verb phrase which is often translated as "abrir la boca". Learn more about the difference between "please" and "open your mouth" below.
please(
pliz
)
An interjection is a short utterance that expresses emotion, hesitation, or protest (e.g., Wow!).
interjection
a. por favor
Give me food, please.Dame comida, por favor.
a. por Dios
Could you just stop talking for a second, please!¡Por Dios! ¿Puedes dejar de hablar por un momento?
An intransitive verb is one that does not require a direct object (e.g., The man sneezed.).
intransitive verb
a. querer
The queen does what she pleases.La reina hace lo que quiera.
A transitive verb is a verb that requires a direct object (e.g., I bought a book.).
transitive verb
a. complacer
You're constantly trying to please people. Don't you get tired of it?Siempre estás intentando complacer a la gente. ¿No te cansas?
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open your mouth(
o
-
pihn
 
yuhr
 
mauth
)
An intransitive verb phrase is a phrase that combines a verb with a preposition or other particle and does not require a direct object (e.g., Everybody please stand up.).
intransitive verb phrase
a. abrir la boca
Every time you open your mouth, you criticize me.Siempre que abres la boca es para criticarme.
A phrase is a group of words commonly used together (e.g., once upon a time).
phrase
a. abre la boca
A word or phrase used to refer to the second person informal “tú” by their conjugation or implied context (e.g., How are you?).
(informal)
(singular)
Open your mouth, honey. I need to take your temperature.Abre la boca, cariño. Necesito tomarte la temperatura.
b. abra la boca
A word or phrase used to refer to the second person formal “usted” by their conjugation or implied context (e.g., usted).
(formal)
(singular)
"Open your mouth wide," said the dentist."Abra la boca bien grande", dijo la dentista.
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