could expand
Verbe régulier : expand - expanded- expanded
Traduction française : agrandir - s'agrandir 

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I could expand
you could expand
she could expand
we could expand
you could expand
they could expand 	I could be expanding
you could be expanding
she could be expanding
we could be expanding
you could be expanding
they could be expanding	I could have expanded
you could have expanded
she could have expanded
we could have expanded
you could have expanded
they could have expanded	I could have been expanding
you could have been expanding
she could have been expanding
we could have been expanding
you could have been expanding
they could have been expanding	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I could not expand
you could not expand
she could not expand
we could not expand
you could not expand
they could not expand 	I could not be expanding
you could not be expanding
she could not be expanding
we could not be expanding
you could not be expanding
they could not be expanding	I could not have expanded
you could not have expanded
she could not have expanded
we could not have expanded
you could not have expanded
they could not have expanded	I could not have been expanding
you could not have been expanding
she could not have been expanding
we could not have been expanding
you could not have been expanding
they could not have been expanding	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
could I expand?
could you expand?
could she expand?
could we expand?
could you expand?
could they expand? 	could I be expanding?
could you be expanding?
could she be expanding?
could we be expanding?
could you be expanding?
could they be expanding? 	could I have expanded?
could you have expanded?
could she have expanded?
could we have expanded?
could you have expanded?
could they have expanded? 	could I have been expanding?
could you have been expanding?
could she have been expanding?
could we have been expanding?
could you have been expanding?
could they have been expanding? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
could I not expand?
could you not expand?
could she not expand?
could we not expand?
could you not expand?
could they not expand? 	could I not be expanding?
could you not be expanding?
could she not be expanding?
could we not be expanding?
could you not be expanding?
could they not be expanding? 	could I not have expanded?
could you not have expanded?
could she not have expanded?
could we not have expanded?
could you not have expanded?
could they not have expanded? 	could I not have been expanding?
could you not have been expanding?
could she not have been expanding?
could we not have been expanding?
could you not have been expanding?
could they not have been expanding?