can lag
Verbo regular: lag - lagged- lagged

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I can lag
you can lag
he can lag
we can lag
you can lag
they can lag 	I can be lagging
you can be lagging
he can be lagging
we can be lagging
you can be lagging
they can be lagging	I can have lagged
you can have lagged
he can have lagged
we can have lagged
you can have lagged
they can have lagged	I can have been lagging
you can have been lagging
he can have been lagging
we can have been lagging
you can have been lagging
they can have been lagging	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I can't lag
you can't lag
he can't lag
we can't lag
you can't lag
they can't lag 	I can't be lagging
you can't be lagging
he can't be lagging
we can't be lagging
you can't be lagging
they can't be lagging	I can't have lagged
you can't have lagged
he can't have lagged
we can't have lagged
you can't have lagged
they can't have lagged	I can't have been lagging
you can't have been lagging
he can't have been lagging
we can't have been lagging
you can't have been lagging
they can't have been lagging	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
can I lag?
can you lag?
can he lag?
can we lag?
can you lag?
can they lag? 	can I be lagging?
can you be lagging?
can he be lagging?
can we be lagging?
can you be lagging?
can they be lagging? 	can I have lagged?
can you have lagged?
can he have lagged?
can we have lagged?
can you have lagged?
can they have lagged? 	can I have been lagging?
can you have been lagging?
can he have been lagging?
can we have been lagging?
can you have been lagging?
can they have been lagging? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
can't I lag?
can't you lag?
can't he lag?
can't we lag?
can't you lag?
can't they lag? 	can't I be lagging?
can't you be lagging?
can't he be lagging?
can't we be lagging?
can't you be lagging?
can't they be lagging? 	can't I have lagged?
can't you have lagged?
can't he have lagged?
can't we have lagged?
can't you have lagged?
can't they have lagged? 	can't I have been lagging?
can't you have been lagging?
can't he have been lagging?
can't we have been lagging?
can't you have been lagging?
can't they have been lagging?