CAUSATIVE FORM

La forma CAUSATIVA nos resulta complicada de entender porque no tenemos una estructura similar en nuestro idioma. Es importante que te quedes con la "fórmula principal" para recordarla.

HAVE + OBJECT + PAST  PARTICIPLE 

HAVE SOMETHING DONE

(3º columna en el caso de los verbos irregulares)

Esta estructura se utiliza para expresar que alguien realiza  alguna actividad para nosotros:

- Jim had the tap fixed (he paid for a plumber). El fontanero arregló el grifo.

CAMBIOS EN LA ESTRUCTURA DEL VERBO

Present simple: She cleans her house > She has her house cleaned.
Present continuous: She is cleaning her house > She is having her house cleaned
Past simple: She cleaned her house > She had her house cleaned
Past cont: She was cleaning her house > She was having her house cleaned
Future simple: She will clean her house > She will have her house cleaned
Future cont: She will be cleaning her house > She will be having her house cleaned
Future perfect: She will have cleaned her house > She will have had her house cleaned
Present perfect: She has cleaned her house > She has had her house cleaned
Present perfect cont: She has been cleaning her house > She has been having her house cleaned
Past perfect: She had cleaned her house > She had had her house cleaned
Past perfect cont.:  had been cleaning her house > She had been having her house cleaned
Infinitive: She must clean her house > She must have her house cleaned
Gerund: She likes cleaning her house > She likes having her house cleaned

En el present simple y pasado simple, la negativa e interrogativa se forma con do/does y did
She doesn't have her house cleaned (present simple)
She didn't have her house cleaned (past simple)

"GET" 
- Se usa en lugar de "be" en el tiempo pasivo, para expresar algo que ocurre por accidente:
He got hurt last Monday (more usual than: He was hurt last Monday)
- Get se usa en vez de "Have" en inglés informal hablado.
I think you should get your hair cut.

Ejemplos:

• Liz and Meg are having their hair dyed.
  Liz y Meg se están haciendo teñir el pelo.
• Mr. Singer always has his suits made at the tailor's shop.
  El señor Singer siempre se hace hacer los trajes en la sastrería.
• Jake had his groceries delivered two hours ago.
  Le trajeron las compras a Jake hace dos horas.
• We had our house burgled last weekend.
  El fin de semana pasado entraron a nuestra casa a robar.
• Diane has had her printer cartridges refilled.
  Diane hizo recargar los cartuchos de su impresora.
• We'd just had our house fumigated.
  Habíamos acabado de hacer fumigar la casa.
• You should have your eyes checked.
  Deberías hacerte revisar los ojos.
• Jenny will have her ears pierced.
  Jenny se va a hacer perforar las orejas.

También se puede usar el get en lugar del have en contextos más informales.

• 
  
• I usually get my hair done at Luigi's.
  Generalmente me peino en lu de Luigi.
• Martin got his tonsils removed yesterday.
  A Martin le extirparon las amígdalas ayer.
• You must get this pipe fixed as soon as possible.
  Debes hacer arreglar este caño lo antes posible.

OTROS VERBOS CAUSATIVOS.

Let / Make / Have / Get

The following is a mini-tutorial on the use of the causative verbs "let," "make," "have," and "get." After you have studied the tutorial, complete the associated exercises. If you already know how to use these verbs, you can skip the explanation and go directly to the exercises.

Let

FORM

[let + person + infinitive without "to").

USE

This construction means "to allow someone to do something."

Examples:

• John let me drive his new car.
• Will your parents let you go to the party?
• I don't know if my boss will let me take the day off.

Make

FORM

[make + person + infinitive without "to")

USE

This construction means "to force someone to do something."

Examples:

• My teacher made me apologize for what I had said.
• Did somebody make you wear that ugly hat?
• She made her children do their homework.

Have

FORM

[have + person + infinitive without "to")

USE

This construction means "to give someone the responsibility to do something."

Examples:

• Dr. Smith had his nurse take the patient's temperature.
• Please have your secretary fax me the information.
• I had the mechanic check the brakes.

Get

FORM

[get + person + to + to infinitive)

USE

This construction usually means "to convince to do something" or "to trick someone into doing something."

Examples:

• Susie got her son to take the medicine even though it tasted terrible.
• How can parents get their children to read more?
• The government TV commercials are trying to get people to stop smoking.

Get vs. Have

Sometimes "get someone to do something" is interchangeable with "have someone do something," but these expressions do not mean exactly the same thing.

Examples:

• I got the mechanic to check my brakes.
  At first the mechanic didn't think it was necessary, but I convinced him to check the brakes.
• I had the mechanic check my brakes.
  I asked the mechanic to check the brakes.

Exercise 1. Quiz.

Exercise 2. Online quiz.

Exercise 3. Choose the right answer.

Exercise 4. Complete

Exercise 5. Rewrite the sentence.

Exercise 6. Follow the example 1.

Exercise 7. Follow the example 2.

Exercise . Let / Make / Have / Get