can recur
Verbo regular: recur - recurred- recurred

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I can recur
you can recur
he can recur
we can recur
you can recur
they can recur 	I can be recurring
you can be recurring
he can be recurring
we can be recurring
you can be recurring
they can be recurring	I can have recurred
you can have recurred
he can have recurred
we can have recurred
you can have recurred
they can have recurred	I can have been recurring
you can have been recurring
he can have been recurring
we can have been recurring
you can have been recurring
they can have been recurring	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I cannot recur
you cannot recur
he cannot recur
we cannot recur
you cannot recur
they cannot recur 	I cannot be recurring
you cannot be recurring
he cannot be recurring
we cannot be recurring
you cannot be recurring
they cannot be recurring	I cannot have recurred
you cannot have recurred
he cannot have recurred
we cannot have recurred
you cannot have recurred
they cannot have recurred	I cannot have been recurring
you cannot have been recurring
he cannot have been recurring
we cannot have been recurring
you cannot have been recurring
they cannot have been recurring	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
can I recur?
can you recur?
can he recur?
can we recur?
can you recur?
can they recur? 	can I be recurring?
can you be recurring?
can he be recurring?
can we be recurring?
can you be recurring?
can they be recurring? 	can I have recurred?
can you have recurred?
can he have recurred?
can we have recurred?
can you have recurred?
can they have recurred? 	can I have been recurring?
can you have been recurring?
can he have been recurring?
can we have been recurring?
can you have been recurring?
can they have been recurring? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
can I not recur?
can you not recur?
can he not recur?
can we not recur?
can you not recur?
can they not recur? 	can I not be recurring?
can you not be recurring?
can he not be recurring?
can we not be recurring?
can you not be recurring?
can they not be recurring? 	can I not have recurred?
can you not have recurred?
can he not have recurred?
can we not have recurred?
can you not have recurred?
can they not have recurred? 	can I not have been recurring?
can you not have been recurring?
can he not have been recurring?
can we not have been recurring?
can you not have been recurring?
can they not have been recurring?