can assign
Verbo regular: assign - assigned- assigned

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I can assign
you can assign
he can assign
we can assign
you can assign
they can assign 	I can be assigning
you can be assigning
he can be assigning
we can be assigning
you can be assigning
they can be assigning	I can have assigned
you can have assigned
he can have assigned
we can have assigned
you can have assigned
they can have assigned	I can have been assigning
you can have been assigning
he can have been assigning
we can have been assigning
you can have been assigning
they can have been assigning	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I can't assign
you can't assign
he can't assign
we can't assign
you can't assign
they can't assign 	I can't be assigning
you can't be assigning
he can't be assigning
we can't be assigning
you can't be assigning
they can't be assigning	I can't have assigned
you can't have assigned
he can't have assigned
we can't have assigned
you can't have assigned
they can't have assigned	I can't have been assigning
you can't have been assigning
he can't have been assigning
we can't have been assigning
you can't have been assigning
they can't have been assigning	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
can I assign?
can you assign?
can he assign?
can we assign?
can you assign?
can they assign? 	can I be assigning?
can you be assigning?
can he be assigning?
can we be assigning?
can you be assigning?
can they be assigning? 	can I have assigned?
can you have assigned?
can he have assigned?
can we have assigned?
can you have assigned?
can they have assigned? 	can I have been assigning?
can you have been assigning?
can he have been assigning?
can we have been assigning?
can you have been assigning?
can they have been assigning? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
can't I assign?
can't you assign?
can't he assign?
can't we assign?
can't you assign?
can't they assign? 	can't I be assigning?
can't you be assigning?
can't he be assigning?
can't we be assigning?
can't you be assigning?
can't they be assigning? 	can't I have assigned?
can't you have assigned?
can't he have assigned?
can't we have assigned?
can't you have assigned?
can't they have assigned? 	can't I have been assigning?
can't you have been assigning?
can't he have been assigning?
can't we have been assigning?
can't you have been assigning?
can't they have been assigning?