to fail
Verbo regular: fail - failed- failed

Indicativo 	
Presente 	Presente contínuo 	Pretérito 	Preterito contínuo 	
I fail
you fail
he fails
we fail
you fail
they fail 	I'mfailing
you'refailing
he'sfailing
we'refailing
you'refailing
they'refailing	I failed
you failed
he failed
we failed
you failed
they failed	Iwasfailing
youwerefailing
hewasfailing
wewerefailing
youwerefailing
theywerefailing	
Presente perfeito 	Presente perfeito contínuo 	Mais perfeito 	Contínuo mais perfeito 	
I've failed
you've failed
he's failed
we've failed
you've failed
they've failed	I'vebeen failing
you'vebeen failing
he'sbeen failing
we'vebeen failing
you'vebeen failing
they'vebeen failing	I'd failed
you'd failed
he'd failed
we'd failed
you'd failed
they'd failed	I'd been failing
you'd been failing
he'd been failing
we'd been failing
you'd been failing
they'd been failing	
Futuro 	Futuro contínuo 	futuro perfeito 	futuro perfeito contínuo 	
I'll fail
you'll fail
he'll fail
we'll fail
you'll fail
they'll fail 	I'll be failing
you'll be failing
he'll be failing
we'll be failing
you'll be failing
they'll be failing	I'll have failed
you'll have failed
he'll have failed
we'll have failed
you'll have failed
they'll have failed	I'll have been failing
you'll have been failing
he'll have been failing
we'll have been failing
you'll have been failing
they'll have been failing	

Condicional 	
Presente 	Presente contínuo 	Passado 	Passado contínuo 	
I'd fail
you'd fail
he'd fail
we'd fail
you'd fail
they'd fail 	I'd be failing
you'd be failing
he'd be failing
we'd be failing
you'd be failing
they'd be failing	I'd have failed
you'd have failed
he'd have failed
we'd have failed
you'd have failed
they'd have failed	I'd have been failing
you'd have been failing
he'd have been failing
we'd have been failing
you'd have been failing
they'd have been failing	

Infinitivo 	
Imperativo 	
Infinitivo 	 	Imperativo 	 	
to fail 	 	fail
Let's fail
fail 	 	

Particípio 	
Presente 	Passado 	 	 	
failing	failed