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Do Conjugation

[A2] Do Conjugation in English: explore how the auxiliary verb do changes form to do, does, did, and done. Learn its uses in questions, negations, emphasis, and everyday English speech.

Do family

“Do” is the base verb used to talk about actions, to form questions and negatives in the present and past simple, and to add emphasis. “Does” is the present simple form for he, she, it. “Did” is the past simple form for all subjects. “Done” is the past participle used with auxiliary verbs like “have” and in the passive.

“Do” es el verbo base que se usa para hablar de acciones, para formar preguntas y negativas en el presente y en el pasado simple, y para añadir énfasis. “Does” es la forma del presente simple para él, ella, ello. “Did” es la forma del pasado simple para todos los sujetos. “Done” es el participio pasado utilizado con verbos auxiliares como “have” y en la voz pasiva.

Which word is the past participle of 'do' (used with have or be)?

Main verb

Use “do” as a main verb to mean perform an action, carry out work, or complete a task. In this meaning, it can take an object like “homework,” “the dishes,” or “a job.” The tense and form change with time and subject: do, does, did, have done.

Utiliza “do” como verbo principal para significar realizar una acción, llevar a cabo un trabajo o completar una tarea. En este sentido, puede llevar un objeto como “tarea,” “los platos,” o “un trabajo.” El tiempo verbal y la forma cambian con el tiempo y el sujeto: do, does, did, have done.

In the sentence 'They do their homework every day,' what is the direct object?

Present simple

In the present simple, use “do” with I, you, we, they, and use “does” with he, she, it. This applies both when “do” is the main verb and when it is an auxiliary in questions and negatives. The main verb after auxiliary do or does stays in the base form.

En el presente simple, usa “do” con I, you, we, they, y usa “does” con he, she, it. Esto se aplica tanto cuando “do” es el verbo principal como cuando es un auxiliar en preguntas y negativas. El verbo principal después del auxiliar do o does se mantiene en su forma base.

Subject
🇪🇸 Español
Sujeto
Form
🇪🇸 Español
Forma
Example
🇪🇸 Español
Ejemplo
😃I
😃 Yo
🧩do
🧩 hago
🗣️I do my homework after dinner.
🗣️ Yo hago mi tarea después de la cena.
😃you
😃 Tú
🧩do
🧩 haces
🗣️You do a great job.
🗣️ Tú haces un gran trabajo.
😃he
😃 Él
🧩does
🧩 hace
🗣️He does the dishes.
🗣️ Él hace los platos.
😃she
😃 Ella
🧩does
🧩 hace
🗣️She does yoga every morning.
🗣️ Ella hace yoga todas las mañanas.
😃it
😃 Eso
🧩does
🧩 hace
🗣️It does not matter.
🗣️ Eso no importa.
😃we
😃 Nosotros
🧩do
🧩 hacemos
🗣️We do our best.
🗣️ Nosotros hacemos lo mejor de nosotros.
😃they
😃 Ellos
🧩do
🧩 hacen
🗣️They do the cleaning on weekends.
🗣️ Ellos hacen la limpieza los fines de semana.

Choose the correct present simple form for 'he' in this sentence: '___ the dishes.'

Past simple

Use “did” for the past simple with all subjects. When “did” is an auxiliary, the main verb remains in the base form, not the past form. This is a common pattern in questions and negatives about the past.

Usa “did” para el pasado simple con todos los sujetos. Cuando “did” es un auxiliar, el verbo principal permanece en su forma base, no en la forma pasada. Este es un patrón común en preguntas y negativas sobre el pasado.

Subject
🇪🇸 Español
Sujeto
Form
🇪🇸 Español
Forma
Example
🇪🇸 Español
Ejemplo
😃I
😃 Yo
🧩did
🧩 did
🗣️I did my homework yesterday.
🗣️ Yo hice mi tarea ayer.
😃you
😃 Tú
🧩did
🧩 did
🗣️You did well on the test.
🗣️ Tú hiciste bien en la prueba.
😃he
😃 Él
🧩did
🧩 did
🗣️He did not call last night.
🗣️ Él no llamó anoche.
😃she
😃 Ella
🧩did
🧩 did
🗣️She did her best.
🗣️ Ella hizo lo mejor de sí.
😃it
😃 Eso
🧩did
🧩 did
🗣️It did not work.
🗣️ Eso no funcionó.
😃we
😃 Nosotros
🧩did
🧩 did
🗣️We did the shopping on Saturday.
🗣️ Nosotros hicimos las compras el sábado.
😃they
😃 Ellos
🧩did
🧩 did
🗣️They did not agree.
🗣️ Ellos no estuvieron de acuerdo.

Which question is correct in past simple?

Past participle

“Done” is the past participle of “do.” Use it with auxiliary verbs like “have” to form perfect tenses, and with “be” in passive structures. “Done” does not replace “did” in the simple past.

“Done” es el participio pasado de “do.” Úsalo con verbos auxiliares como “have” para formar los tiempos perfectos, y con “be” en estructuras pasivas. “Done” no reemplaza a “did” en el pasado simple.

Rule
🇪🇸 Español
Regla
Example
🇪🇸 Español
Ejemplo
📌Use have or has with done for present perfect
📌 Usa have o has con done para el presente perfecto
🗣️I have done my homework.
🗣️ He hecho mi tarea.
📌Use had with done for past perfect
📌 Usa had con done para el pasado perfecto
🗣️They had done the work before noon.
🗣️ Habían hecho el trabajo antes del mediodía.
📌Use be with done for passive voice
📌 Usa be con done para la voz pasiva
🗣️The job is done.
🗣️ El trabajo está hecho.

Which sentence correctly uses the past participle 'done'?

Questions

Use do or does to form present simple questions, and did to form past simple questions. In these questions, the main verb stays in the base form. If “do” is the main verb, you still use do or does or did, but the structure depends on whether you are asking about the action or using “do” as an auxiliary.

Usa do o does para formar preguntas en presente simple, y did para formar preguntas en pasado simple. En estas preguntas, el verbo principal permanece en la forma base. Si “do” es el verbo principal, aún usas do o does o did, pero la estructura depende de si preguntas sobre la acción o usas “do” como auxiliar.

Rule
🇪🇸 Español
Regla
Example
🇪🇸 Español
Ejemplo
📌Present simple questions use do or does plus base verb
📌 Present simple questions use do or does plus base verb
🗣️Do you like coffee.
🗣️ Do you like coffee.
📌Third person present uses does plus base verb
📌 Third person present uses does plus base verb
🗣️Does she work here.
🗣️ Does she work here.
📌Past simple questions use did plus base verb
📌 Past simple questions use did plus base verb
🗣️Did they finish on time.
🗣️ Did they finish on time.

Which present simple question is correct for 'she / work / here' ?

Negatives

Use do not or does not in present simple negatives, and did not in past simple negatives. The main verb stays in the base form after do, does, or did. In speech and informal writing, contractions are common: don’t, doesn’t, didn’t.

Usa do not o does not en present simple negatives, y did not en past simple negatives. El verbo principal se mantiene en la forma base después de do, does, o did. En el habla y la escritura informales, las contracciones son comunes: don’t, doesn’t, didn’t.

Rule
🇪🇸 Español
Regla
Example
🇪🇸 Español
Ejemplo
📌Present negative uses do not or does not plus base verb
📌 Present negative uses do not or does not plus base verb
🗣️I do not know.
🗣️ I do not know.
📌Third person present uses does not plus base verb
📌 Third person present uses does not plus base verb
🗣️He does not understand.
🗣️ He does not understand.
📌Past negative uses did not plus base verb
📌 Past negative uses did not plus base verb
🗣️We did not go.
🗣️ We did not go.

Choose the correct present negative for third-person singular: 'He ___ the instructions.'

Emphasis

Use do, does, or did for emphasis in affirmative sentences, usually to correct someone or strongly confirm something. The emphasized verb after do, does, or did remains in the base form. This is more common in speech and can sound confrontational if overused.

Usa do, does, o did para énfasis en oraciones afirmativas, usualmente para corregir a alguien o confirmar enfáticamente algo. El verbo enfatizado después de do, does, o did permanece en la forma base. Esto es más común en el habla y puede sonar confrontativo si se usa en exceso.

Rule
🇪🇸 Español
Regla
Example
🇪🇸 Español
Ejemplo
📌Use do or does to emphasize a present statement
📌 Usa do o does para enfatizar una afirmación en presente
🗣️I do want to help.
🗣️ Realmente quiero ayudar.
📌Use did to emphasize a past statement
📌 Usa did para enfatizar una afirmación en pasado
🗣️She did call you.
🗣️ Ella sí llamó.

Which sentence uses 'do/does/did' for emphasis?

Short answers

Use do, does, and did in short answers to yes or no questions. Match the tense and subject of the question, and choose do or does for the present. Negative short answers use the contracted form in most everyday contexts.

Usa do, does y did en respuestas cortas a preguntas de sí o no. Coincide el tiempo verbal y el sujeto de la pregunta, y elige do o does para el presente. Las respuestas cortas negativas usan la forma contraída en la mayoría de los contextos cotidianos.

Rule
🇪🇸 Español
Regla
Example
🇪🇸 Español
Ejemplo
📌Match do or does in present short answers
📌 Coincide do o does en respuestas cortas del presente
🗣️Does he live here. Yes, he does.
🗣️ ¿Vive él aquí? Sí, él vive aquí.
📌Use did for past short answers
📌 Usa did para respuestas cortas del pasado
🗣️Did you see it. No, I didn’t.
🗣️ ¿Lo viste? No, no lo vi.
📌Use do for I, you, we, they
📌 Usa do para I, you, we, they
🗣️Do they agree. Yes, they do.
🗣️ ¿Están de acuerdo? Sí, están.

Choose the correct short answer: 'Did you see it?'

Done as adjective

“Done” can function like an adjective to mean finished, completed, or no longer needed. This usage often appears after “be” or in set phrases, and it focuses on the state, not the action. It is common in everyday speech.

“Done” puede funcionar como adjetivo para significar terminado, concluido o ya no necesario. Este uso a menudo aparece después de “be” o en expresiones fijas, y se enfoca en el estado, no en la acción. Es común en el habla cotidiana.

Rule
🇪🇸 Español
Regla
Example
🇪🇸 Español
Ejemplo
📌Use be plus done to express completion
📌 Usa be seguido de done para expresar finalización
🗣️I’m done with my work.
🗣️ He terminado con mi trabajo.
📌Use all done as an informal phrase
📌 Usa all done como una expresión informal
🗣️We’re all done.
🗣️ Ya hemos terminado.

Which sentence uses 'done' as an adjective (meaning finished)?

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