MODO SUBJUNTIVO PRESENTE Yo sea
I am / may be
Tú seas
You are / may be
El/Ella sea
He/She is / may be
Nosotros seamos
We are / may be
Ustedes sean
You are / may be
Ellos sean
They are / may be
PRETERITO PERFECTO Yo haya sido
I have been
Tú hayas sido
You have been
El/Ella haya sido
He/She has been
Nosotros hayamos sido
We have been
Ustedes hayan sido
You have been
Ellos hayan sido
They have been
PRETERITO IMPERFECTO Yo fuera / fuese
I would be
Tú fueras / fueses
You would be
El/Ella fuera / fuese
He/She would be
Nosotros fueranos / fuésemos
We would be
Ustedes fueron / fuesen
You would be
Ellos fueron / fuesen
They would be
PRETERITO PLUSCUAMPERFECTO Yo hubiera / hubiese sido
I had been
Tú hubieras / hubieses sido
You had been
El/Ella hubiera / hubiese sido
He/She had been
Nosotros hubiéramos / hubiésemos sido
We had been
Ustedes hubieran / hubiésemos sido
You had been
Ellos hubieron / hubiésemos sido
They had been
FUTURO Yo fuese
I shall be
Tú fueres
You shall be
El/Ella fuere
He/She shall be
Nosotros fuéremos
We shall be
Ustedes fueren
You shall be
Ellos fueron
They shall be
FUTURO PERFECTO Yo hubiera sido
I shall/will have been
Tú hubieres sido
You shall/will have been
El/Ella hubiere sido
He/She shall/will have been
Nosotros hubiéramos sido
We shall/will have been
Ustedes hubieren sido
You shall/will have been
Ellos hubieren sido
They shall/will have been
CONDICIONAL Yo sería
I would be
Tú serías
You would be
El/Ella sería
He/She would be
Nosotros seriamos
We would be
Ustedes serían
You would be
Ellos serían
They would be
CONDICIONAL
COMPUESTO Yo habría sido
I would have been
Tú habrías sido
You would have been
El/Ella habría sido
He/She would have been
Nosotros habríamos sido
We would have been
Ustedes habrían sido
You would have been
Ellos habrían sido
They would have been
IMPERATIVO Tú sé
Be you
El/Ella sea
Be thou
Nosotros seamos
Be thou
Ustedes sean
Be thou
Ellos sean
Be thy
REFERENCES Toledano, C. A. Pitman's Commercial Spanish Grammar. Retrieved from http://www.pdfcoke.com/doc/2398634/Pitmans-Commercial-Spanish-Grammar-2nd-ed-byToledano-C-A. Bradley, P. T. and Mackenzie, I. Spanish: An Essential Grammar. Retrieved from http://www.pdfcoke.com/doc/9362946/Spanish-Essential-Grammar Batchelor, R. E. A Student Grammar of Spanish. Retrieved from http://www.pdfcoke.com/doc/11115962/A-Student-Grammar-of-Spanish