could charm
Verbo regular: charm - charmed- charmed

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I could charm
you could charm
she could charm
we could charm
you could charm
they could charm 	I could be charming
you could be charming
she could be charming
we could be charming
you could be charming
they could be charming	I could have charmed
you could have charmed
she could have charmed
we could have charmed
you could have charmed
they could have charmed	I could have been charming
you could have been charming
she could have been charming
we could have been charming
you could have been charming
they could have been charming	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I could not charm
you could not charm
she could not charm
we could not charm
you could not charm
they could not charm 	I could not be charming
you could not be charming
she could not be charming
we could not be charming
you could not be charming
they could not be charming	I could not have charmed
you could not have charmed
she could not have charmed
we could not have charmed
you could not have charmed
they could not have charmed	I could not have been charming
you could not have been charming
she could not have been charming
we could not have been charming
you could not have been charming
they could not have been charming	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
could I charm?
could you charm?
could she charm?
could we charm?
could you charm?
could they charm? 	could I be charming?
could you be charming?
could she be charming?
could we be charming?
could you be charming?
could they be charming? 	could I have charmed?
could you have charmed?
could she have charmed?
could we have charmed?
could you have charmed?
could they have charmed? 	could I have been charming?
could you have been charming?
could she have been charming?
could we have been charming?
could you have been charming?
could they have been charming? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
could I not charm?
could you not charm?
could she not charm?
could we not charm?
could you not charm?
could they not charm? 	could I not be charming?
could you not be charming?
could she not be charming?
could we not be charming?
could you not be charming?
could they not be charming? 	could I not have charmed?
could you not have charmed?
could she not have charmed?
could we not have charmed?
could you not have charmed?
could they not have charmed? 	could I not have been charming?
could you not have been charming?
could she not have been charming?
could we not have been charming?
could you not have been charming?
could they not have been charming?