can skirl
Verbo regular: skirl - skirled- skirled

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I can skirl
you can skirl
she can skirl
we can skirl
you can skirl
they can skirl 	I can be skirling
you can be skirling
she can be skirling
we can be skirling
you can be skirling
they can be skirling	I can have skirled
you can have skirled
she can have skirled
we can have skirled
you can have skirled
they can have skirled	I can have been skirling
you can have been skirling
she can have been skirling
we can have been skirling
you can have been skirling
they can have been skirling	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I can't skirl
you can't skirl
she can't skirl
we can't skirl
you can't skirl
they can't skirl 	I can't be skirling
you can't be skirling
she can't be skirling
we can't be skirling
you can't be skirling
they can't be skirling	I can't have skirled
you can't have skirled
she can't have skirled
we can't have skirled
you can't have skirled
they can't have skirled	I can't have been skirling
you can't have been skirling
she can't have been skirling
we can't have been skirling
you can't have been skirling
they can't have been skirling	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
can I skirl?
can you skirl?
can she skirl?
can we skirl?
can you skirl?
can they skirl? 	can I be skirling?
can you be skirling?
can she be skirling?
can we be skirling?
can you be skirling?
can they be skirling? 	can I have skirled?
can you have skirled?
can she have skirled?
can we have skirled?
can you have skirled?
can they have skirled? 	can I have been skirling?
can you have been skirling?
can she have been skirling?
can we have been skirling?
can you have been skirling?
can they have been skirling? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
can't I skirl?
can't you skirl?
can't she skirl?
can't we skirl?
can't you skirl?
can't they skirl? 	can't I be skirling?
can't you be skirling?
can't she be skirling?
can't we be skirling?
can't you be skirling?
can't they be skirling? 	can't I have skirled?
can't you have skirled?
can't she have skirled?
can't we have skirled?
can't you have skirled?
can't they have skirled? 	can't I have been skirling?
can't you have been skirling?
can't she have been skirling?
can't we have been skirling?
can't you have been skirling?
can't they have been skirling?