B1 Questions & Negation 11 min read Medio

Presente Perfecto Negativo (todavía no lo he hecho)

Usa el Presente Perfecto Negativo para hablar de cosas que no han sucedido todavía en un período de tiempo aún abierto.
Marcar como aprendido
Practícalo

Grammar Rule in 30 Seconds

Use 'haven't' or 'hasn't' followed by a past participle to talk about things that didn't happen in an unfinished time period.

  • Use 'haven't' for I, you, we, they (e.g., I haven't eaten).
  • Use 'hasn't' for he, she, it (e.g., She hasn't arrived).
  • Always use the Past Participle (V3), never the base form or past simple.
👤 + ❌ (haven't/hasn't) + 🏁 (Past Participle)

Overview

¿Alguna vez has sentido ese silencio incómodo cuando alguien te pregunta si has visto el último documental viral de Netflix, y tienes que admitir que haven't? Ese es el Present Perfect Negative en acción. Es la herramienta gramatical que necesitas cuando quieres hablar sobre cosas que aún no han sucedido en tu vida.
O tal vez cosas que no has terminado hoy. Es el puente entre tu pasado y tu 'yo' actual que no ha logrado algo. Piénsalo como el tiempo verbal del todavía no o nunca.
Es mucho más que solo una afirmación negativa. Lleva el peso de la expectativa. Si dices "I haven't eaten", probablemente tengas hambre ahora mismo.
Si dices "I didn't eat", eres solo un libro de historia. Uno está vivo; el otro es un capítulo cerrado.
Este punto gramatical es tu mejor amigo para las actualizaciones de estado. Le cuenta a la gente sobre tus experiencias (o la falta de ellas). Lo usamos para conectar el pasado con el momento presente.
Es perfecto para esas conversaciones de "I haven't been there o I haven't tried that". Lo usarás constantemente en entrevistas de trabajo en Zoom. Lo usarás cuando envíes mensajes a amigos sobre un programa.
Incluso cuando te estés quejando en una app de entrega de comida sobre un pedido que hasn't llegado. Es el tiempo verbal definitivo del todavía no. Describe un período de tiempo que comenzó en el pasado y continúa hasta este preciso segundo.
Si no has terminado tu café, la taza todavía está en tu mano. Si no has visitado París, tu pasaporte todavía está esperando ese sello. Es el tiempo verbal del potencial.
Es el tiempo verbal del FOMO (miedo a perderse algo). Porque si haven't hecho algo, ¡todavía hay una oportunidad de que lo hagas! Solo no esperes hasta el próximo siglo para aprender esta regla.

How This Grammar Works

El Present Perfect Negative se enfoca en el resultado o el estado de las cosas ahora mismo. No le importa exactamente *cuándo* algo no sucedió. Solo le importa que *hasn't* sucedido hasta este punto.
Imagina tu vida como una lista de verificación gigante. Este tiempo verbal marca las casillas que todavía están vacías. Funciona con el concepto de tiempo no terminado.
Esto podría ser hoy, esta semana o incluso toda tu vida. Si el tiempo no ha terminado, usas este tiempo verbal. Es diferente del Past Simple porque el Past Simple es un callejón sin salida.
El Present Perfect es una puerta abierta. Si dices "I haven't called my mom today", el día aún continúa. ¡Todavía tienes tiempo de ser un buen hijo/a!
Pero si dices "I didn't call my mom yesterday", bueno, el ayer ya se fue. Perdiste tu oportunidad. También trata con eventos recientes.
Por eso lo usamos para cosas que simplemente hasn't sucedido. Como un correo electrónico que hasn't llegado a tu bandeja de entrada aún. Se trata de la consecuencia presente de una no-acción pasada.
Si haven't dormido, estás cansado ahora. La gramática conecta el no hacer con el ser ahora.

Formation Pattern

1
Crear esta forma es como construir un set de Lego. Solo necesitas tres piezas específicas en el orden correcto. Sigue estos pasos para construir tu oración:
2
Empieza con tu Subject (I, you, we, they, he, she, it).
3
Agrega el verbo auxiliar have o has. Usa has para he/she/it. Usa have para todos los demás.
4
Agrega la palabra mágica not para hacerlo negativo.
5
Termina con el Past Participle de tu verbo principal.
6
Para verbos regulares, el Past Participle se ve igual que el tiempo pasado (terminando en -ed). Para verbos irregulares, bueno, ¡necesitarás memorizar esas formas complicadas!
7
En la vida diaria, casi siempre usamos contracciones.
8
have not se convierte en haven't
9
has not se convierte en hasn't

Conjugation Table

Subject Negative Form Example Translation
--- --- --- ---
I haven't I haven't seen that TikTok. No he visto ese TikTok.
You haven't You haven't replied to my text. No has respondido a mi mensaje.
He/She/It hasn't The app hasn't updated yet. La app no se ha actualizado todavía.
We haven't We haven't ordered the pizza. No hemos pedido la pizza.
They haven't They haven't arrived at the party. Ellos no han llegado a la fiesta todavía.

When To Use It

¿Cuándo deberías sacar esto de tu bolsillo gramatical? Aquí están los escenarios más comunes:
  • Life Experiences: Hablar sobre cosas que nunca has hecho en tu vida. "I haven't ever been to a rave."
  • Unfinished Time: Cuando el período de tiempo todavía está sucediendo. "I haven't checked my email *this morning*."
  • Recent Events (with 'yet'): Cuando esperas que algo suceda pronto. "The Uber hasn't arrived yet."
  • Changes Over Time: Para decir que algo no ha cambiado. "The weather hasn't improved at all."
  • Current Result: Cuando la no-acción tiene un resultado ahora. "I haven't done my laundry, so I have no clean shirts."
Verás esto en todas partes. En descripciones de Instagram: "I haven't been this happy in years!
En mensajes de Slack del trabajo:
The client hasn't sent the feedback." Es el lenguaje del mundo moderno. Es lo que dices cuando estás esperando a tu conductor de DoorDash o a que termine tu actualización de Fortnite.
También es muy educado. Decir "I haven't received the file
suena mucho más suave que
You didn't send the file." Pone el foco en el resultado faltante, no en la falla de la persona. A menos que estés hablando con tu gato, que hasn't dejado de maullar por una hora.
Entonces, ¡enfócate todo lo que quieras!

Common Mistakes

No te preocupes, incluso los hablantes nativos tropiezan con estos a veces. ¡Pero tú no, porque estás leyendo esto!
  • The Did Trap: Mucha gente intenta usar did con el Present Perfect. Dicen ✗ "I haven't did it. Lo correcto es ✓ I haven't done it." Recuerda, have siempre toma el Past Participle (la 3.ª forma), nunca el pasado simple.
  • The Has/Have Mix-up: Usar haven't para he/she/it. ✗ "He haven't seen it. Debe ser ✓ He hasn't seen it."
  • Missing Participles: Olvidar cambiar el verbo. ✗ "I haven't see the movie.
    Necesitas esa -n al final: ✓
    I haven't seen the movie."
  • Wrong Time markers: Usar marcadores de tiempo terminados. ✗ "I haven't seen him yesterday.
    Usa el Past Simple para tiempos pasados específicos. Di ✓
    I didn't see him yesterday« O ✓ »I haven't seen him since yesterday."
  • The 'Yet' Overload: Agregar 'yet' a cada oración. Está bien decir "I haven't eaten." No siempre necesitas 'yet' a menos que estés enfatizando la expectativa.

Contrast With Similar Patterns

El mayor rival es el Past Simple Negative (didn't + verbo base). ¿Cómo eliges?
Imagina una línea de tiempo. Si hay una fecha o hora específica, o el evento está completamente terminado (como un evento histórico), usa didn't. "I didn't go to the gym *on Monday*." Es un hecho sobre el pasado.
Si el tiempo está abierto y el evento todavía podría suceder, usa haven't. "I haven't gone to the gym *this week*." ¡La semana no ha terminado! Todavía hay esperanza para tus músculos.
Otro contraste es never. Puedes decir "I haven't seen that movie o I have never seen that movie." Never es mucho más fuerte. Significa cero veces en toda tu vida.
Haven't es más neutral. Si usas never, no uses not. ✗ "I haven't never seen it" es una doble negación (a menos que estés en una canción de rap, entonces tal vez sea genial, pero no en tu examen de inglés).

Quick FAQ

Q

¿Puedo usar haven't para cosas que sucedieron hace mucho tiempo?

Solo si el período de tiempo todavía está abierto. "I haven't seen my childhood friend in 20 years." ¡El período de 20 años todavía continúa!

Q

¿Es has not mejor que hasn't?

¿En comentarios de WhatsApp o Instagram? No. Hasn't es mucho más natural. ¿En un ensayo formal para la universidad? Has not es más seguro.

Q

¿Qué pasa si no sé la forma del Past Participle?

¡Ante la duda, búscalo! O busca patrones. La mayoría de los verbos son regulares. Pero no adivines con 'go' o 'see'. Es 'gone' y 'seen', no 'goed' y 'seed'. ¡Google Translate a veces se equivoca con estos en contexto, así que consulta un diccionario real!

Q

¿Siempre necesito yet con el negativo?

No. Yet solo agrega una capa extra de

espero que esto suceda pronto
. "I haven't finished
es una afirmación.
I haven't finished *yet*" es una promesa de que estás trabajando en ello. ¡Perfecto para evitar problemas con tu jefe!

Q

¿Está bien usar haven't con ever?

En realidad, usualmente usamos haven't con ever en preguntas, pero para negativos, usamos haven't o have never. "I haven't ever been there es posible, pero I've never been there" es mucho más común. ¡Mantenlo simple! Tu cerebro te lo agradecerá.

Q

¿Cómo hablo de algo que *acaba* de no suceder?

A menudo usamos just para cosas positivas, pero para las negativas, nos apegamos a haven't + yet o still haven't. "I *still* haven't received the code. Ese still" agrega un poco de frustración. Como cuando estás esperando un código de autenticación de dos factores que simplemente no aparece.

Q

¿Cuál es el asunto con gone vs been en oraciones negativas?

¡Buena pregunta! En las negativas, a menudo significan lo mismo. "I haven't been to London

significa que nunca has visitado.
He hasn't gone to work" significa que él está en casa ahora mismo. Una es sobre experiencia, la otra es sobre ubicación ahora mismo.

2. Present Perfect Negative Conjugation

Subject Auxiliary (Negative) Past Participle (V3) Example
I
haven't
finished
I haven't finished.
You
haven't
eaten
You haven't eaten.
He
hasn't
gone
He hasn't gone.
She
hasn't
called
She hasn't called.
It
hasn't
stopped
It hasn't stopped.
We
haven't
started
We haven't started.
They
haven't
arrived
They haven't arrived.

Contractions vs. Full Forms

Full Form Contraction Usage Note
have not
haven't
Most common in speech and informal writing.
has not
hasn't
Used for 3rd person singular (he/she/it).
I've not
I've not
Alternative contraction, common in some UK dialects.

Meanings

The present perfect negative describes actions that have not occurred at any point between the past and the present moment, often implying they might happen later.

1

Lack of Experience

To state that someone has never done something in their entire life up to now.

“I haven't ever been to Japan.”

“She hasn't seen that movie before.”

2

Unfinished Time Period

To say an action didn't happen within a period that is still continuing (today, this week, this year).

“I haven't had any water today.”

“We haven't seen him this week.”

3

Expectation (Yet)

To describe an action that was expected to happen by now but hasn't.

“The mail hasn't arrived yet.”

“He hasn't called me back.”

Reference Table

Reference table for Presente Perfecto Negativo (todavía no lo he hecho)
Sujeto Auxiliar + Not Participio Pasado Ejemplo Moderno
I
haven't
seen
I haven't seen your latest post.
You
haven't
replied
You haven't replied to my DM.
He
hasn't
called
He hasn't called me on Zoom yet.
She
hasn't
posted
She hasn't posted a story today.
It
hasn't
loaded
The Netflix page hasn't loaded.
We
haven't
started
We haven't started the meeting.
They
haven't
sent
They haven't sent the email.

Espectro de formalidad

Formal
We have not yet completed the requested analysis.

We have not yet completed the requested analysis. (Workplace reporting)

Neutral
We haven't finished the analysis yet.

We haven't finished the analysis yet. (Workplace reporting)

Informal
Haven't done the analysis yet.

Haven't done the analysis yet. (Workplace reporting)

Jerga
Still ain't done the work.

Still ain't done the work. (Workplace reporting)

Usos del Presente Perfecto Negativo

Presente Perfecto Negativo

Experiencia de Vida

  • Never been I haven't been to Paris.

Tiempo no Terminado

  • Today I haven't called him today.

Resultado Reciente

  • Not yet The food hasn't arrived yet.

Pasado Simple vs. Presente Perfecto Negativo

Pasado Simple Negativo
I didn't eat (yesterday). Tiempo terminado, momento específico.
Presente Perfecto Negativo
I haven't eaten (yet). Tiempo no terminado, todavía tengo hambre.

Eligiendo 'Haven't' o 'Hasn't'

1

¿El sujeto es He, She o It?

YES
Usa 'Hasn't'
NO
Usa 'Haven't'
2

¿Tienes la tercera forma (Participio)?

YES
¡Completa la oración!
NO ↓

Marcadores Negativos Comunes

⏰

Marcadores de Tiempo

  • • Yet
  • • Already
  • • Lately
  • • So far
🔄

Frecuencia

  • • Never
  • • Not ever
  • • Rarely (hasn't often)
Regístrate gratis para leer la explicación completa

Ejemplos por nivel

1

I haven't eaten my lunch.

I have not eaten my lunch yet.

2

She hasn't seen the cat.

She has not seen the cat.

3

We haven't finished.

We are not done yet.

4

They haven't come home.

They are not at home yet.

1

I haven't seen that movie yet.

I haven't seen that movie yet.

2

He hasn't called me today.

He hasn't called me today.

3

We haven't been to London.

We haven't been to London.

4

It hasn't rained this week.

It hasn't rained this week.

1

I haven't heard from him recently.

I haven't heard from him recently.

2

The company hasn't made a profit so far this year.

The company hasn't made a profit so far this year.

3

She hasn't decided what to do about the job offer.

She hasn't decided what to do about the job offer.

4

We haven't found a solution to the problem yet.

We haven't found a solution to the problem yet.

1

I haven't exactly been hiding my feelings, have I?

I haven't exactly been hiding my feelings, have I?

2

The government hasn't yet addressed the concerns of the public.

The government hasn't yet addressed the concerns of the public.

3

He hasn't been himself since the accident occurred.

He hasn't been himself since the accident occurred.

4

They haven't provided enough evidence to support their claim.

They haven't provided enough evidence to support their claim.

1

The research hasn't yielded any significant results as of yet.

The research hasn't yielded any significant results as of yet.

2

It hasn't escaped my notice that you've been late every day.

It hasn't escaped my notice that you've been late every day.

3

The architect hasn't fully accounted for the structural limitations.

The architect hasn't fully accounted for the structural limitations.

4

Such a phenomenon hasn't been observed in this region for centuries.

Such a phenomenon hasn't been observed in this region for centuries.

1

The sheer scale of the disaster hasn't quite dawned on the local population.

The sheer scale of the disaster hasn't quite dawned on the local population.

2

He hasn't so much as lifted a finger to help us with the preparations.

He hasn't so much as lifted a finger to help us with the preparations.

3

The implications of this policy haven't been thoroughly interrogated by the committee.

The implications of this policy haven't been thoroughly interrogated by the committee.

4

History hasn't always been kind to those who sought to challenge the status quo.

History hasn't always been kind to those who sought to challenge the status quo.

Fácil de confundir

Present Perfect Negative (haven't / hasn't) vs Past Simple Negative (didn't)

Learners use 'didn't' when the time period is still open or the result is relevant.

Present Perfect Negative (haven't / hasn't) vs Present Perfect Continuous Negative (haven't been -ing)

Learners confuse the lack of a completed action with the lack of a continuous one.

Present Perfect Negative (haven't / hasn't) vs Never vs. Haven't

Using both 'haven't' and 'never' in the same sentence.

Errores comunes

✗

I haven't see him.

✓

I haven't seen him.

You must use the past participle (seen), not the base form (see).
✗

He haven't eaten.

✓

He hasn't eaten.

Use 'hasn't' for he/she/it.
✗

I no have seen it.

✓

I haven't seen it.

English uses 'haven't', not 'no have'.
✗

I haven't did it.

✓

I haven't done it.

Don't use the past simple (did); use the past participle (done).
✗

I haven't seen him yesterday.

✓

I didn't see him yesterday.

You cannot use specific past times (yesterday, last week) with the present perfect.
✗

I haven't never been there.

✓

I haven't ever been there. / I have never been there.

Avoid double negatives. Use 'haven't ever' or 'have never'.
✗

She hasn't finished already.

✓

She hasn't finished yet.

In negative sentences, we usually use 'yet' instead of 'already'.
✗

I haven't been knowing him for long.

✓

I haven't known him for long.

Stative verbs like 'know' are rarely used in the continuous form, even in the perfect negative.
✗

It's three years since I haven't seen him.

✓

It's three years since I last saw him. / I haven't seen him for three years.

The 'since' clause usually takes a positive past simple verb.
✗

I haven't seen him since two weeks.

✓

I haven't seen him for two weeks.

Use 'for' with a period of time, 'since' with a point in time.
✗

I haven't seen him, I don't think.

✓

I don't think I've seen him.

While the 'wrong' version is common in speech, 'negative raising' (moving the negative to the main verb) is preferred in formal writing.

Patrones de oraciones

I haven't ___ yet.

She hasn't ___ since ___.

We haven't ___ so far this ___.

It hasn't escaped my notice that ___.

Real World Usage

Job Interview common

I haven't had the opportunity to work with that software yet, but I am a quick learner.

Texting a Friend constant

Haven't left yet! Be there in 10.

Travel / Airport very common

Our flight hasn't appeared on the board yet.

Restaurant occasional

We haven't received our drinks yet.

Social Media common

I haven't posted a reel in ages!

Doctor's Office common

The symptoms haven't improved since Monday.

Regístrate gratis para ver todos los ejemplos
⚠️

La trampa del doble negativo

¡Ojo! Nunca digas 'I haven't never'. Suena mal. Usa 'I have never' o 'I haven't ever' para estar en lo correcto. "Never say 'I haven't never'."
🎯

Correcciones con tacto

Si quieres señalar un error de forma amable, usa esta forma. 'I haven't received the file' es más educado que acusar a alguien. "I haven't received the file"
💡

Las contracciones son lo máximo

Al hablar o chatear, siempre usa 'haven't' y 'hasn't'. Las formas completas ('have not') son solo para emails muy formales o para enfatizar. "In speaking and texting, always use 'haven't' and 'hasn't'."

Smart Tips

Use 'I haven't yet' instead of 'I didn't'. It sounds like you are still working on it.

I didn't finish the report. → I haven't finished the report yet.

Check if the verb is in the Present Perfect. These words are almost always a signal for this tense.

I don't see him since Monday. → I haven't seen him since Monday.

Remove the 'n't' from 'haven't'. 'Never' already makes the sentence negative.

I haven't never been to Paris. → I have never been to Paris.

Always use 'haven't' if you are still alive! Your life is an unfinished time period.

I didn't go to China in my life. → I haven't been to China.

Pronunciación

/ˈhæv.ənt/ or /ˈhæz.ənt/

Contraction Stress

In the negative, the contraction 'haven't' or 'hasn't' usually receives more stress than the positive 'have' or 'has'.

I haven'(t) seen it.

The 't' sound

In fast speech, the final 't' in 'haven't' is often unreleased or 'glottalized' before a consonant.

Falling Intonation

I haven't finished ↘

A definitive statement of fact.

Memorízalo

Mnemotecnia

H.A.V.E.N.T: Have Action Virtually Ended? Not Totally!

Asociación visual

Imagine a bridge that is missing a few planks in the middle. You are standing on the 'Past' side looking at the 'Present' side. The missing planks represent the things you 'haven't' done yet to complete the bridge.

Rhyme

If the time is still today, 'haven't' is the word to say. If the person is a 'she', 'hasn't' is the key!

Story

Meet Bob. Bob is a procrastinator. Today, Bob has a long list. It is 5:00 PM. Bob says, 'I haven't washed the car, I hasn't cooked dinner, and I haven't called my mom.' Because the day isn't over, Bob uses the Present Perfect Negative.

Word Web

haven'thasn'tyetneverparticipleunfinishedexperiencerecently

Desafío

Look at your to-do list for today. Say out loud three things you haven't done yet using the 'I haven't [V3] yet' pattern.

Notas culturales

British speakers use the present perfect negative much more frequently than American speakers for recent actions.

Americans often substitute the Past Simple Negative ('I didn't eat yet') where British speakers would strictly use the Present Perfect.

In AAVE, 'ain't' is a common substitute for 'haven't' or 'hasn't'.

The 'have' + past participle construction emerged in Old English, originally meaning 'I possess [something] in a completed state'.

Inicios de conversación

“

What is a famous movie that you haven't seen yet?

“

Have you ever traveled to a country where you haven't liked the food?

“

What is a goal you haven't achieved so far this year?

“

Is there a book everyone loves that you haven't been able to finish?

Temas para diario

Write about three things you haven't done today but need to do before bed.
Reflect on your life experiences. List five things you haven't done yet but are on your 'bucket list'.
Discuss a project at work or school that hasn't gone according to plan. What hasn't worked?
Write a letter to your future self about the things you haven't mastered yet but hope to by next year.

Errores comunes

Incorrect

Correcto

Incorrect

Correcto

Incorrect

Correcto

Incorrect

Correcto

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Test Yourself

Completa la oración con la forma negativa correcta.

I ___ (not/see) the new Spider-Man movie yet.

✓ Correct! ✗ Not quite. Correct answer: haven't seen
Usamos 'haven't' con 'I' y el participio pasado 'seen' para el presente perfecto.
¿Qué oración es correcta? Opción múltiple

Elige la oración gramaticalmente correcta:

✓ Correct! ✗ Not quite. Correct answer: She hasn't finished her coffee.
'She' requiere 'hasn't' y el participio pasado 'finished'.
Encuentra el error en la oración. Error Correction

Find and fix the mistake:

They haven't gave us the Wi-Fi password yet.

✓ Correct! ✗ Not quite. Correct answer: They haven't given us the Wi-Fi password yet.
El participio pasado de 'give' es 'given', no 'gave'.

Score: /3

Ejercicios de practica

8 exercises
Choose the correct form to complete the sentence. Opción múltiple

He ___ his homework yet.

✓ Correct! ✗ Not quite. Correct answer: hasn't finished
We use 'hasn't' for 'he' and the past participle 'finished'.
Fill in the blank with the correct negative present perfect form of the verb in brackets.

I ___ (see) that movie before.

✓ Correct! ✗ Not quite. Correct answer: haven't seen
The subject 'I' takes 'haven't' and the V3 of 'see' is 'seen'.
Find the mistake in the sentence. Error Correction

Find and fix the mistake:

We haven't went to the store today.

✓ Correct! ✗ Not quite. Correct answer: went
The past participle of 'go' is 'gone', not 'went'.
Change the positive sentence to a negative one. Sentence Transformation

She has already called the doctor.

✓ Correct! ✗ Not quite. Correct answer: She hasn't called the doctor yet.
In negative sentences, 'already' usually changes to 'yet'.
Is the following sentence grammatically correct? True False Rule

I haven't seen him last week.

✓ Correct! ✗ Not quite. Correct answer: False
You cannot use 'last week' (a finished time) with the present perfect.
Complete the dialogue. Dialogue Completion

A: Is dinner ready? B: No, I ___ the table.

✓ Correct! ✗ Not quite. Correct answer: haven't set
'Set' is an irregular verb where the V3 is also 'set'.
Which time marker can be used with 'haven't'? Grammar Sorting

Select the correct marker.

✓ Correct! ✗ Not quite. Correct answer: So far
'So far' indicates an unfinished period, which fits the present perfect.
Match the subject to the correct auxiliary. Match Pairs

1. My brother, 2. My friends

✓ Correct! ✗ Not quite. Correct answer: 1-hasn't, 2-haven't
'My brother' is he (hasn't), 'My friends' is they (haven't).

Score: /8

Practice Bank

10 exercises
Rellena el espacio en blanco. Completar huecos

My phone ___ (not/charge) fully yet.

✓ Correct! ✗ Not quite. Correct answer: hasn't charged
Corrige el error. Error Correction

I haven't never been to Japan.

✓ Correct! ✗ Not quite. Correct answer: Both are correct.
Pon las palabras en el orden correcto. Sentence Reorder

replied / she / message / hasn't / to / my

✓ Correct! ✗ Not quite. Correct answer: She hasn't replied to my message.
Traduce al inglés. Traducción

Wir haben das Abendessen noch nicht bestellt.

✓ Correct! ✗ Not quite. Correct answer: We haven't ordered dinner yet.
¿Cuál es la correcta para una entrevista de trabajo? Opción múltiple

Selecciona la mejor opción:

✓ Correct! ✗ Not quite. Correct answer: I haven't worked with this software before.
Empareja el sujeto con la forma correcta. Match Pairs

Empareja:

✓ Correct! ✗ Not quite. Correct answer: He | hasn't seen, They | haven't seen, It | hasn't worked
Rellena el espacio en blanco. Completar huecos

You ___ (not/tell) me about your trip yet!

✓ Correct! ✗ Not quite. Correct answer: haven't told
Corrige la forma verbal. Error Correction

The concert hasn't began yet.

✓ Correct! ✗ Not quite. Correct answer: The concert hasn't begun yet.
Traduce al inglés. Traducción

Ich habe meine E-Mails heute noch nicht gelesen.

✓ Correct! ✗ Not quite. Correct answer: I haven't read my emails today.
¿Cuál es más natural para un mensaje de texto? Opción múltiple

Elige el uso más común:

✓ Correct! ✗ Not quite. Correct answer: I haven't seen your text until now.

Score: /10

Preguntas frecuentes (8)

No. You cannot use specific past time markers like `yesterday` with the present perfect. Use the past simple: `I didn't see him yesterday`.

Use `hasn't` only for the third person singular (`he`, `she`, `it`). Use `haven't` for everything else (`I`, `you`, `we`, `they`).

No. `I haven't got` usually means 'I don't possess' (Present Simple meaning), while `I haven't had` is the negative of 'I have had' (Present Perfect).

In American English, the Past Simple is often used for recent actions where British English would use the Present Perfect. Both are understood, but the Present Perfect is more 'standard' globally.

No, that's a double negative. Say `I have never been` or `I haven't ever been`.

Yes, you must use the Past Participle (V3). For example, `haven't gone`, not `haven't go` or `haven't went`.

Use `have not` in formal writing, like business reports, academic essays, or legal documents.

Not necessarily. It usually implies that the action hasn't happened *up to now*, but it might happen in the future.

Scaffolded Practice

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Mastery Progress

Needs Practice

Improving

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Mastered

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In Other Languages

Spanish high

Pretérito Perfecto Compuesto (no he...)

English is stricter about not using specific past time markers like 'yesterday'.

French moderate

Passé Composé (je n'ai pas...)

French uses this form for finished past events; English does not.

German moderate

Perfekt (ich habe nicht...)

German uses the Perfect for 'yesterday', which is a major error in English.

Japanese low

~te inai (~ていない)

Japanese focuses on the 'state' of the result rather than the 'time' connection.

Arabic low

Lam + Jussive (لم)

Arabic changes the verb mood entirely; English uses an auxiliary.

Chinese none

Méiyǒu (没有)

Chinese has no verb conjugation or auxiliary 'have'.

Learning Path

Prerequisites

Next
Preguntar sobre la vida y el progreso (Preguntas en Presente Perfecto)

Learn These First

B1 Requires

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