can throb
Verbo regular: throb - throbbed- throbbed

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I can throb
you can throb
he can throb
we can throb
you can throb
they can throb 	I can be throbbing
you can be throbbing
he can be throbbing
we can be throbbing
you can be throbbing
they can be throbbing	I can have throbbed
you can have throbbed
he can have throbbed
we can have throbbed
you can have throbbed
they can have throbbed	I can have been throbbing
you can have been throbbing
he can have been throbbing
we can have been throbbing
you can have been throbbing
they can have been throbbing	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I can't throb
you can't throb
he can't throb
we can't throb
you can't throb
they can't throb 	I can't be throbbing
you can't be throbbing
he can't be throbbing
we can't be throbbing
you can't be throbbing
they can't be throbbing	I can't have throbbed
you can't have throbbed
he can't have throbbed
we can't have throbbed
you can't have throbbed
they can't have throbbed	I can't have been throbbing
you can't have been throbbing
he can't have been throbbing
we can't have been throbbing
you can't have been throbbing
they can't have been throbbing	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
can I throb?
can you throb?
can he throb?
can we throb?
can you throb?
can they throb? 	can I be throbbing?
can you be throbbing?
can he be throbbing?
can we be throbbing?
can you be throbbing?
can they be throbbing? 	can I have throbbed?
can you have throbbed?
can he have throbbed?
can we have throbbed?
can you have throbbed?
can they have throbbed? 	can I have been throbbing?
can you have been throbbing?
can he have been throbbing?
can we have been throbbing?
can you have been throbbing?
can they have been throbbing? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
can't I throb?
can't you throb?
can't he throb?
can't we throb?
can't you throb?
can't they throb? 	can't I be throbbing?
can't you be throbbing?
can't he be throbbing?
can't we be throbbing?
can't you be throbbing?
can't they be throbbing? 	can't I have throbbed?
can't you have throbbed?
can't he have throbbed?
can't we have throbbed?
can't you have throbbed?
can't they have throbbed? 	can't I have been throbbing?
can't you have been throbbing?
can't he have been throbbing?
can't we have been throbbing?
can't you have been throbbing?
can't they have been throbbing?