can precontract
Verbo regular: precontract - precontracted- precontracted

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I can precontract
you can precontract
he can precontract
we can precontract
you can precontract
they can precontract 	I can be precontracting
you can be precontracting
he can be precontracting
we can be precontracting
you can be precontracting
they can be precontracting	I can have precontracted
you can have precontracted
he can have precontracted
we can have precontracted
you can have precontracted
they can have precontracted	I can have been precontracting
you can have been precontracting
he can have been precontracting
we can have been precontracting
you can have been precontracting
they can have been precontracting	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I can't precontract
you can't precontract
he can't precontract
we can't precontract
you can't precontract
they can't precontract 	I can't be precontracting
you can't be precontracting
he can't be precontracting
we can't be precontracting
you can't be precontracting
they can't be precontracting	I can't have precontracted
you can't have precontracted
he can't have precontracted
we can't have precontracted
you can't have precontracted
they can't have precontracted	I can't have been precontracting
you can't have been precontracting
he can't have been precontracting
we can't have been precontracting
you can't have been precontracting
they can't have been precontracting	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
can I precontract?
can you precontract?
can he precontract?
can we precontract?
can you precontract?
can they precontract? 	can I be precontracting?
can you be precontracting?
can he be precontracting?
can we be precontracting?
can you be precontracting?
can they be precontracting? 	can I have precontracted?
can you have precontracted?
can he have precontracted?
can we have precontracted?
can you have precontracted?
can they have precontracted? 	can I have been precontracting?
can you have been precontracting?
can he have been precontracting?
can we have been precontracting?
can you have been precontracting?
can they have been precontracting? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
can't I precontract?
can't you precontract?
can't he precontract?
can't we precontract?
can't you precontract?
can't they precontract? 	can't I be precontracting?
can't you be precontracting?
can't he be precontracting?
can't we be precontracting?
can't you be precontracting?
can't they be precontracting? 	can't I have precontracted?
can't you have precontracted?
can't he have precontracted?
can't we have precontracted?
can't you have precontracted?
can't they have precontracted? 	can't I have been precontracting?
can't you have been precontracting?
can't he have been precontracting?
can't we have been precontracting?
can't you have been precontracting?
can't they have been precontracting?