can invent
Verbo regular: invent - invented- invented

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I can invent
you can invent
she can invent
we can invent
you can invent
they can invent 	I can be inventing
you can be inventing
she can be inventing
we can be inventing
you can be inventing
they can be inventing	I can have invented
you can have invented
she can have invented
we can have invented
you can have invented
they can have invented	I can have been inventing
you can have been inventing
she can have been inventing
we can have been inventing
you can have been inventing
they can have been inventing	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I can't invent
you can't invent
she can't invent
we can't invent
you can't invent
they can't invent 	I can't be inventing
you can't be inventing
she can't be inventing
we can't be inventing
you can't be inventing
they can't be inventing	I can't have invented
you can't have invented
she can't have invented
we can't have invented
you can't have invented
they can't have invented	I can't have been inventing
you can't have been inventing
she can't have been inventing
we can't have been inventing
you can't have been inventing
they can't have been inventing	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
can I invent?
can you invent?
can she invent?
can we invent?
can you invent?
can they invent? 	can I be inventing?
can you be inventing?
can she be inventing?
can we be inventing?
can you be inventing?
can they be inventing? 	can I have invented?
can you have invented?
can she have invented?
can we have invented?
can you have invented?
can they have invented? 	can I have been inventing?
can you have been inventing?
can she have been inventing?
can we have been inventing?
can you have been inventing?
can they have been inventing? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
can't I invent?
can't you invent?
can't she invent?
can't we invent?
can't you invent?
can't they invent? 	can't I be inventing?
can't you be inventing?
can't she be inventing?
can't we be inventing?
can't you be inventing?
can't they be inventing? 	can't I have invented?
can't you have invented?
can't she have invented?
can't we have invented?
can't you have invented?
can't they have invented? 	can't I have been inventing?
can't you have been inventing?
can't she have been inventing?
can't we have been inventing?
can't you have been inventing?
can't they have been inventing?