To form the present subjunctive of a regular verb, take the first person indicative form of the verb and, with -er and -ir verbs, change the -o to -a.

Example: the first person indicative form of the verb vivir (to live) is vivo. The table below shows the conjugation of vivir in the present subjunctive:

vivir (example sentences)(full conjugation)

yo	viva	(I live)
tú	vivas	(you live)
Ud./él/ella	viva	(you/he/she lives)
nosotros (as)	vivamos	(we live)
vosotros (as)	viváis	(you guys live)
Uds./ellos/ ellas	vivan	(you all/they live)

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