English verb conjugation
TO FUNCTION

Regular verb: function - functioned - functioned

Indicative

Present	Present continuous	Preterite	Preterite continuous
I function you function he functions we function you function they function	I'm functioning you're functioning he's functioning we're functioning you're functioning they're functioning	I functioned you functioned he functioned we functioned you functioned they functioned	I was functioning you were functioning he was functioning we were functioning you were functioning they were functioning
Present perfect	Present perfect continuous	Pluperfect	Pluperfect continuous
I've functioned you've functioned he's functioned we've functioned you've functioned they've functioned	I've been functioning you've been functioning he's been functioning we've been functioning you've been functioning they've been functioning	I'd functioned you'd functioned he'd functioned we'd functioned you'd functioned they'd functioned	I'd been functioning you'd been functioning he'd been functioning we'd been functioning you'd been functioning they'd been functioning
Future	Future continuous	Future perfect	Future perfect continuous
I'll function you'll function he'll function we'll function you'll function they'll function	I'll be functioning you'll be functioning he'll be functioning we'll be functioning you'll be functioning they'll be functioning	I'll have functioned you'll have functioned he'll have functioned we'll have functioned you'll have functioned they'll have functioned	I'll have been functioning you'll have been functioning he'll have been functioning we'll have been functioning you'll have been functioning they'll have been functioning

Conditional

Present	Present continuous	Past	Past continuous
I'd function you'd function he'd function we'd function you'd function they'd function	I'd be functioning you'd be functioning he'd be functioning we'd be functioning you'd be functioning they'd be functioning	I'd have functioned you'd have functioned he'd have functioned we'd have functioned you'd have functioned they'd have functioned	I'd have been functioning you'd have been functioning he'd have been functioning we'd have been functioning you'd have been functioning they'd have been functioning

Infinitive

Imperative

Infinitive		Imperative
to function		function Let's function function

Participle

Present	Past
functioning	functioned