can foist
Verbe régulier : foist - foisted- foisted

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I can foist
you can foist
he can foist
we can foist
you can foist
they can foist 	I can be foisting
you can be foisting
he can be foisting
we can be foisting
you can be foisting
they can be foisting	I can have foisted
you can have foisted
he can have foisted
we can have foisted
you can have foisted
they can have foisted	I can have been foisting
you can have been foisting
he can have been foisting
we can have been foisting
you can have been foisting
they can have been foisting	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I cannot foist
you cannot foist
he cannot foist
we cannot foist
you cannot foist
they cannot foist 	I cannot be foisting
you cannot be foisting
he cannot be foisting
we cannot be foisting
you cannot be foisting
they cannot be foisting	I cannot have foisted
you cannot have foisted
he cannot have foisted
we cannot have foisted
you cannot have foisted
they cannot have foisted	I cannot have been foisting
you cannot have been foisting
he cannot have been foisting
we cannot have been foisting
you cannot have been foisting
they cannot have been foisting	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
can I foist?
can you foist?
can he foist?
can we foist?
can you foist?
can they foist? 	can I be foisting?
can you be foisting?
can he be foisting?
can we be foisting?
can you be foisting?
can they be foisting? 	can I have foisted?
can you have foisted?
can he have foisted?
can we have foisted?
can you have foisted?
can they have foisted? 	can I have been foisting?
can you have been foisting?
can he have been foisting?
can we have been foisting?
can you have been foisting?
can they have been foisting? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
can I not foist?
can you not foist?
can he not foist?
can we not foist?
can you not foist?
can they not foist? 	can I not be foisting?
can you not be foisting?
can he not be foisting?
can we not be foisting?
can you not be foisting?
can they not be foisting? 	can I not have foisted?
can you not have foisted?
can he not have foisted?
can we not have foisted?
can you not have foisted?
can they not have foisted? 	can I not have been foisting?
can you not have been foisting?
can he not have been foisting?
can we not have been foisting?
can you not have been foisting?
can they not have been foisting?