Rules for use:
Regular verbs
Irregular Preterit verbs
Irregular Preterit verbs 2
IR spell-changing verbs
100

This form of the conjugated verb is used as the basis for in the Past Subjunctive.

Qué es: ellos, ellas ustedes 

100

This is the yo form of the verb estudiar.

Qué es: estudiara

100

This is the yo form of the verb estar

Qué es: estuviera

100

This is the tú form of the verb poder.

Qué es: pudieras

100

This is the yo form of the verb preferir.

Qué es: prefiriera

200

We drop this part of the ellos, ellas, ustedes form in the Preterit tense and add new endings.

Qué es: "ron"

200

This is the ellos form of the verb recibir.

Qué es: recibieran

200
This is the tú form of the verb hacer

Qué es: hicieras

200

This is the ellos form of the verb poner.

Qué es: pusieran

200

This is the tú form of the verb repetir.

Qué es: repitieras

300

This is the acronym that tells us in what situations we need to use the subjunctive.

Qué es: WEIRDO

300

This is the ella/é form of the verb aprender.

Qué es: aprendiera

300

This is the él/ella form of the verb querer.

Qué es: quisiera

300

This is the yo form of the verb venir.

Qué es: viniera

300

This is the ellos form of the verb dormir

Qué es: durmieran

400

This form of the verb always has a written accent in the Past subjunctive.

Qué es: la forma de nosotros

400

This is the él/ella form of the verb cocinar.

Qué es: cocinara

400

This is the nosotros form of the verb tener.

Qué es: tuviéramos

400

This is the nosotros form of the verb dar

Qué es: diéramos

400

This is the tú form of the verb oir.

Qué es: oyeras

500

The Past Subjunctive is used in the same situations as the present subjunctive except that it describes actions or events that have...

Qué es: past or already happened.

500

This is the nosotros form of the verb dibujar.

Qué es: dibujáramos

500

This is the ustedes form of the verb ser.

Qué es: fueran

500

This is the usted form of the verb decir.

Qué es: dijera

500

This is the yo form of the verb construir.

Qué es:construyera