to fail
Verbe régulier : fail - failed- failed
Traduction française : échouer - échouer à 

Indicatif 	
Présent 	Présent continu 	Prétérit 	Prétérit continu 	
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	
Present perfect 	Present perfect continu 	Pluperfect 	Pluperfect continu 	
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	
Futur 	Futur continu 	Futur antérieur 	Futur antérieur continu 	
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	

Conditionnel 	
Présent 	Présent continu 	Passé 	Passé continu 	
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	

Infinitif 	
Impératif 	
Infinitif 	 	Impératif 	 	
to fail 	 	fail
Let's fail
fail 	 	

Participe 	
Présent 	Passé 	 	 	
failing	failed