can presignal
Verbo regular: presignal - presignaled- presignaled

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I can presignal
you can presignal
he can presignal
we can presignal
you can presignal
they can presignal 	I can be presignaling
you can be presignaling
he can be presignaling
we can be presignaling
you can be presignaling
they can be presignaling	I can have presignaled
you can have presignaled
he can have presignaled
we can have presignaled
you can have presignaled
they can have presignaled	I can have been presignaling
you can have been presignaling
he can have been presignaling
we can have been presignaling
you can have been presignaling
they can have been presignaling	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I can't presignal
you can't presignal
he can't presignal
we can't presignal
you can't presignal
they can't presignal 	I can't be presignaling
you can't be presignaling
he can't be presignaling
we can't be presignaling
you can't be presignaling
they can't be presignaling	I can't have presignaled
you can't have presignaled
he can't have presignaled
we can't have presignaled
you can't have presignaled
they can't have presignaled	I can't have been presignaling
you can't have been presignaling
he can't have been presignaling
we can't have been presignaling
you can't have been presignaling
they can't have been presignaling	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
can I presignal?
can you presignal?
can he presignal?
can we presignal?
can you presignal?
can they presignal? 	can I be presignaling?
can you be presignaling?
can he be presignaling?
can we be presignaling?
can you be presignaling?
can they be presignaling? 	can I have presignaled?
can you have presignaled?
can he have presignaled?
can we have presignaled?
can you have presignaled?
can they have presignaled? 	can I have been presignaling?
can you have been presignaling?
can he have been presignaling?
can we have been presignaling?
can you have been presignaling?
can they have been presignaling? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
can't I presignal?
can't you presignal?
can't he presignal?
can't we presignal?
can't you presignal?
can't they presignal? 	can't I be presignaling?
can't you be presignaling?
can't he be presignaling?
can't we be presignaling?
can't you be presignaling?
can't they be presignaling? 	can't I have presignaled?
can't you have presignaled?
can't he have presignaled?
can't we have presignaled?
can't you have presignaled?
can't they have presignaled? 	can't I have been presignaling?
can't you have been presignaling?
can't he have been presignaling?
can't we have been presignaling?
can't you have been presignaling?
can't they have been presignaling?