Repaso Completo de Gramática Inglesa: Tiempos, Modales y Condicionales

Ejercicios de Transformación de Oraciones: Tiempos Verbales (Pasado, Perfecto y Futuro)

Completa la segunda oración para que tenga un significado similar a la primera oración.

Ejercicios de Tiempos Verbales

1. 1. At the age of 25, she married her husband.
   When she was 25, she married her husband.
2. 2. During lunch, we got a call from the hospital.
   While we were having lunch, we got a call from the hospital.
3. 3. Michael took a deep breath and dived into the water.
   When Michael dived, he had taken a deep breath.
4. 4. I thought the book seemed familiar.
   I thought I had seen the book before.
5. 5. We started working here three years ago.
   We have been working here for three years.
6. 6. This is the first time I've been on a plane.
   I have never been on a plane before.
7. 7. Jane isn't here!
   Jane has left.
8. 8. David isn't at this school any more.
   David has left the school.
9. 9. I'm still doing my homework.
   I haven't finished my homework yet.
10. 10. It's a long time since we last spoke.
    We haven't spoken for a long time.
11. 11. She began swimming half an hour ago.
    She has been swimming for half an hour.
12. 12. "When did you start to play the piano?"
    How long have you been playing the piano?
13. 13. I predict a victory for this team.
    I think this team will win.
14. 14. Terry intends to travel to London next month.
    Terry is going to travel to London next month.
15. 15. I don't plan to sell my house.
    I am not going to sell my house.

Ejercicios de Futuro Perfecto y Continuo

16. 16. The work will take us less than an hour.
    We will have finished the work in less than an hour.
17. 17. What job will you have in twenty years' time?
    What will you be doing in twenty years' time?
18. 18. The government will resign in six months.
    By this time next year, the government will have resigned.

Verbos Modales y Estructuras Avanzadas

Verbos Modales

• Must: Obligación
• Mustn't: Prohibición
• Should / Shouldn't: Consejo
• Might: Posibilidad
• Can: Permiso, Capacidad
• Can't: Prohibición, Deducción
• Don't have to: Ausencia de obligación

Modal Perfect (Modales Perfectos)

Estructura: Modal + have + Participio Pasado (3ª columna / -ed)

Conectores y Conjunciones

• As long as: Solo si, mientras, siempre que.
• Even if: Incluso si.
• Providing that: Siempre que.
• Unless: A menos que, a no ser que.

(Nota: Los condicionales pueden usar verbos modales para expresar diferentes grados de certeza o posibilidad.)

Wishes and Regrets (Deseos y Arrepentimientos)

• a. Wish (Deseos sobre el presente o futuro):
  Estructura: Sujeto + wish + Pasado Simple (o could)
• b. If Only (Arrepentimientos sobre el pasado):
  Estructura: If only + Sujeto + Pasado Perfecto (had) (o could have)

Oraciones de Relativo (Relative Clauses)

• Who: Personas (sujeto o objeto).
• Which: Cosas.
• Where: Lugares.
• When: Tiempo.
• Whose: Posesión.
• That: Personas y cosas (en oraciones definitorias).

Oraciones Definitorias (Defining Relative Clauses)

No usan comas. La información es esencial. Se puede usar that para personas y cosas. El pronombre no se puede eliminar si funciona como sujeto.

Oraciones No Definitorias (Non-Defining Relative Clauses)

Usan comas. La información es adicional (se puede eliminar). Usamos who (personas) o which (cosas). No se usa that.

Notas sobre Estructuras Formales e Informales

Estructura Formal: [Elemento dado] + (at, to, or for) + Modal + Sujeto + Verbo

Estructura Informal: [Elemento dado] + Modal + Verbo + (for, that, or to)

Condicionales (Conditionals)