can fun
Verbo regular: fun - funed- funed

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I can fun
you can fun
she can fun
we can fun
you can fun
they can fun 	I can be funing
you can be funing
she can be funing
we can be funing
you can be funing
they can be funing	I can have funed
you can have funed
she can have funed
we can have funed
you can have funed
they can have funed	I can have been funing
you can have been funing
she can have been funing
we can have been funing
you can have been funing
they can have been funing	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I can't fun
you can't fun
she can't fun
we can't fun
you can't fun
they can't fun 	I can't be funing
you can't be funing
she can't be funing
we can't be funing
you can't be funing
they can't be funing	I can't have funed
you can't have funed
she can't have funed
we can't have funed
you can't have funed
they can't have funed	I can't have been funing
you can't have been funing
she can't have been funing
we can't have been funing
you can't have been funing
they can't have been funing	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
can I fun?
can you fun?
can she fun?
can we fun?
can you fun?
can they fun? 	can I be funing?
can you be funing?
can she be funing?
can we be funing?
can you be funing?
can they be funing? 	can I have funed?
can you have funed?
can she have funed?
can we have funed?
can you have funed?
can they have funed? 	can I have been funing?
can you have been funing?
can she have been funing?
can we have been funing?
can you have been funing?
can they have been funing? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
can't I fun?
can't you fun?
can't she fun?
can't we fun?
can't you fun?
can't they fun? 	can't I be funing?
can't you be funing?
can't she be funing?
can't we be funing?
can't you be funing?
can't they be funing? 	can't I have funed?
can't you have funed?
can't she have funed?
can't we have funed?
can't you have funed?
can't they have funed? 	can't I have been funing?
can't you have been funing?
can't she have been funing?
can't we have been funing?
can't you have been funing?
can't they have been funing?