can shortwave
Verbo regular: shortwave - shortwaved- shortwaved

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I can shortwave
you can shortwave
he can shortwave
we can shortwave
you can shortwave
they can shortwave 	I can be shortwaving
you can be shortwaving
he can be shortwaving
we can be shortwaving
you can be shortwaving
they can be shortwaving	I can have shortwaved
you can have shortwaved
he can have shortwaved
we can have shortwaved
you can have shortwaved
they can have shortwaved	I can have been shortwaving
you can have been shortwaving
he can have been shortwaving
we can have been shortwaving
you can have been shortwaving
they can have been shortwaving	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I can't shortwave
you can't shortwave
he can't shortwave
we can't shortwave
you can't shortwave
they can't shortwave 	I can't be shortwaving
you can't be shortwaving
he can't be shortwaving
we can't be shortwaving
you can't be shortwaving
they can't be shortwaving	I can't have shortwaved
you can't have shortwaved
he can't have shortwaved
we can't have shortwaved
you can't have shortwaved
they can't have shortwaved	I can't have been shortwaving
you can't have been shortwaving
he can't have been shortwaving
we can't have been shortwaving
you can't have been shortwaving
they can't have been shortwaving	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
can I shortwave?
can you shortwave?
can he shortwave?
can we shortwave?
can you shortwave?
can they shortwave? 	can I be shortwaving?
can you be shortwaving?
can he be shortwaving?
can we be shortwaving?
can you be shortwaving?
can they be shortwaving? 	can I have shortwaved?
can you have shortwaved?
can he have shortwaved?
can we have shortwaved?
can you have shortwaved?
can they have shortwaved? 	can I have been shortwaving?
can you have been shortwaving?
can he have been shortwaving?
can we have been shortwaving?
can you have been shortwaving?
can they have been shortwaving? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
can't I shortwave?
can't you shortwave?
can't he shortwave?
can't we shortwave?
can't you shortwave?
can't they shortwave? 	can't I be shortwaving?
can't you be shortwaving?
can't he be shortwaving?
can't we be shortwaving?
can't you be shortwaving?
can't they be shortwaving? 	can't I have shortwaved?
can't you have shortwaved?
can't he have shortwaved?
can't we have shortwaved?
can't you have shortwaved?
can't they have shortwaved? 	can't I have been shortwaving?
can't you have been shortwaving?
can't he have been shortwaving?
can't we have been shortwaving?
can't you have been shortwaving?
can't they have been shortwaving?