could enquire
Verbe régulier : enquire - enquired- enquired

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I could enquire
you could enquire
he could enquire
we could enquire
you could enquire
they could enquire 	I could be enquiring
you could be enquiring
he could be enquiring
we could be enquiring
you could be enquiring
they could be enquiring	I could have enquired
you could have enquired
he could have enquired
we could have enquired
you could have enquired
they could have enquired	I could have been enquiring
you could have been enquiring
he could have been enquiring
we could have been enquiring
you could have been enquiring
they could have been enquiring	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I couldn't enquire
you couldn't enquire
he couldn't enquire
we couldn't enquire
you couldn't enquire
they couldn't enquire 	I couldn't be enquiring
you couldn't be enquiring
he couldn't be enquiring
we couldn't be enquiring
you couldn't be enquiring
they couldn't be enquiring	I couldn't have enquired
you couldn't have enquired
he couldn't have enquired
we couldn't have enquired
you couldn't have enquired
they couldn't have enquired	I couldn't have been enquiring
you couldn't have been enquiring
he couldn't have been enquiring
we couldn't have been enquiring
you couldn't have been enquiring
they couldn't have been enquiring	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
could I enquire?
could you enquire?
could he enquire?
could we enquire?
could you enquire?
could they enquire? 	could I be enquiring?
could you be enquiring?
could he be enquiring?
could we be enquiring?
could you be enquiring?
could they be enquiring? 	could I have enquired?
could you have enquired?
could he have enquired?
could we have enquired?
could you have enquired?
could they have enquired? 	could I have been enquiring?
could you have been enquiring?
could he have been enquiring?
could we have been enquiring?
could you have been enquiring?
could they have been enquiring? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
couldn't I enquire?
couldn't you enquire?
couldn't he enquire?
couldn't we enquire?
couldn't you enquire?
couldn't they enquire? 	couldn't I be enquiring?
couldn't you be enquiring?
couldn't he be enquiring?
couldn't we be enquiring?
couldn't you be enquiring?
couldn't they be enquiring? 	couldn't I have enquired?
couldn't you have enquired?
couldn't he have enquired?
couldn't we have enquired?
couldn't you have enquired?
couldn't they have enquired? 	couldn't I have been enquiring?
couldn't you have been enquiring?
couldn't he have been enquiring?
couldn't we have been enquiring?
couldn't you have been enquiring?
couldn't they have been enquiring?