Imperfect Subjunctive 2

1. When to Use?
Spanish si clauses, also known as conditionals or conditional sentences, are used to express what could happen if some condition is met.


 Si tuviera dinero, iría contigo.  
        If I had money, I would go with you.
 Me escucha como si fuera su profesor. 
        He listens to me as if I were his teacher.

2. How to Form?

1) Infinitive + same endings for imperfect
    - endings : -ía, -ías, -ía, -íamos, -íais, -ían.


2) Auxilary verb "haber" + past participle
     - haber : habría, habrías, habría, habríamos, habrían

3. Two Types of Imperfect Subjunctive 2


 1) Real Conditions :
   
   - one which may actually come about or at least
          is viewed as a possibility
   - the indicative is normally used both in the “if”clause
           and in the main part of the sentence

       Si ella viene mañana, iremos al cine.
             If she comes tomorrow, we will go to the movies.

      Si nieva mucho, podré esquiar.
             If it snows a lot, I can ski.

  2) Unreal Conditions :
   
    - one which will not come about or is viewed
          as being completely hypothetical.
    - the “if” clause in normally in a past subjunctive tense,
          and the main verb is in a conditional tense.

  a) Present or Future time situations
    
        Si yo fuera rico compraría un coche.
            If I were rich, I would buy a car. 
       ¿Qué harías si fueras presidente?
            What would you do if you were president?
      
    b) Past time situations
     
        Si la hubiera visto, habría dicho algo.
             If I had seen her, I would have said something.
        Si hubieras venido, te habrías divertido mucho.
             If you had come, you would have had a great time.