ER Verbs: Strong Preterites
Spanish: Edexcel IGCSE, topic 10.6.3
Strong Preterites
All the strong preterites are irregular in the imperfect subjunctive. Their imperfect stem is formed from their irregular 'ellos/ellas' form in the preterite. You just remove the 'on' and add the imperfect endings. They take the ER/IR endings.

'Poder'
- Pudiera/pudiese - I was able to.
- Pudieras/pudieses - you were able to.
- Pudiera/pudiese - he/she was able to.
- Pudiéramos/pudiésemos - we were able to.
- Pudierais/pudieseis - you were able to.
- Pudieran/pudiesen - they were able to.

'Ser'
- Fuera/fuese - I was.
- Fueras/fueses - you were.
- Fuera/fuese - he/she was.
- Fuéramos/fuésemos - we were.
- Fuerais/fueseis - you were.
- Fueran/fuesen - they were.

'Hacer'
- Hiciera/hiciese - I was doing.
- Hicieras/hicieses - you were doing.
- Hiciera/hiciese - he/she was doing.
- Hiciéramos/hiciésemos - we were doing.
- Hicierais/hicieseis - you were doing.
- Hicieran/hiciesen - they were doing.

'Tener'
- Tuviera/tuviese - I had.
- Tuvieras/tuvieses - you had.
- Tuviera/tuviese - he/she had.
- Tuviéramos/tuviésemos - we had.
- Tuvierais/tuvieseis - you had.
- Tuvieran/tuviesen - they had.
Test yourself on ER Verbs: Strong Preterites
How do you say 'we had' in the imperfect subjunctive in Spanish?