could surveil
Verbe régulier : surveil - surveiled- surveiled

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I could surveil
you could surveil
she could surveil
we could surveil
you could surveil
they could surveil 	I could be surveiling
you could be surveiling
she could be surveiling
we could be surveiling
you could be surveiling
they could be surveiling	I could have surveiled
you could have surveiled
she could have surveiled
we could have surveiled
you could have surveiled
they could have surveiled	I could have been surveiling
you could have been surveiling
she could have been surveiling
we could have been surveiling
you could have been surveiling
they could have been surveiling	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I could not surveil
you could not surveil
she could not surveil
we could not surveil
you could not surveil
they could not surveil 	I could not be surveiling
you could not be surveiling
she could not be surveiling
we could not be surveiling
you could not be surveiling
they could not be surveiling	I could not have surveiled
you could not have surveiled
she could not have surveiled
we could not have surveiled
you could not have surveiled
they could not have surveiled	I could not have been surveiling
you could not have been surveiling
she could not have been surveiling
we could not have been surveiling
you could not have been surveiling
they could not have been surveiling	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
could I surveil?
could you surveil?
could she surveil?
could we surveil?
could you surveil?
could they surveil? 	could I be surveiling?
could you be surveiling?
could she be surveiling?
could we be surveiling?
could you be surveiling?
could they be surveiling? 	could I have surveiled?
could you have surveiled?
could she have surveiled?
could we have surveiled?
could you have surveiled?
could they have surveiled? 	could I have been surveiling?
could you have been surveiling?
could she have been surveiling?
could we have been surveiling?
could you have been surveiling?
could they have been surveiling? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
could I not surveil?
could you not surveil?
could she not surveil?
could we not surveil?
could you not surveil?
could they not surveil? 	could I not be surveiling?
could you not be surveiling?
could she not be surveiling?
could we not be surveiling?
could you not be surveiling?
could they not be surveiling? 	could I not have surveiled?
could you not have surveiled?
could she not have surveiled?
could we not have surveiled?
could you not have surveiled?
could they not have surveiled? 	could I not have been surveiling?
could you not have been surveiling?
could she not have been surveiling?
could we not have been surveiling?
could you not have been surveiling?
could they not have been surveiling?