can tan
Verbo regular: tan - tanned- tanned

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I can tan
you can tan
he can tan
we can tan
you can tan
they can tan 	I can be tanning
you can be tanning
he can be tanning
we can be tanning
you can be tanning
they can be tanning	I can have tanned
you can have tanned
he can have tanned
we can have tanned
you can have tanned
they can have tanned	I can have been tanning
you can have been tanning
he can have been tanning
we can have been tanning
you can have been tanning
they can have been tanning	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I can't tan
you can't tan
he can't tan
we can't tan
you can't tan
they can't tan 	I can't be tanning
you can't be tanning
he can't be tanning
we can't be tanning
you can't be tanning
they can't be tanning	I can't have tanned
you can't have tanned
he can't have tanned
we can't have tanned
you can't have tanned
they can't have tanned	I can't have been tanning
you can't have been tanning
he can't have been tanning
we can't have been tanning
you can't have been tanning
they can't have been tanning	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
can I tan?
can you tan?
can he tan?
can we tan?
can you tan?
can they tan? 	can I be tanning?
can you be tanning?
can he be tanning?
can we be tanning?
can you be tanning?
can they be tanning? 	can I have tanned?
can you have tanned?
can he have tanned?
can we have tanned?
can you have tanned?
can they have tanned? 	can I have been tanning?
can you have been tanning?
can he have been tanning?
can we have been tanning?
can you have been tanning?
can they have been tanning? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
can't I tan?
can't you tan?
can't he tan?
can't we tan?
can't you tan?
can't they tan? 	can't I be tanning?
can't you be tanning?
can't he be tanning?
can't we be tanning?
can't you be tanning?
can't they be tanning? 	can't I have tanned?
can't you have tanned?
can't he have tanned?
can't we have tanned?
can't you have tanned?
can't they have tanned? 	can't I have been tanning?
can't you have been tanning?
can't he have been tanning?
can't we have been tanning?
can't you have been tanning?
can't they have been tanning?