could lemmatise
Verbo regular: lemmatise - lemmatised- lemmatised

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I could lemmatise
you could lemmatise
he could lemmatise
we could lemmatise
you could lemmatise
they could lemmatise 	I could be lemmatising
you could be lemmatising
he could be lemmatising
we could be lemmatising
you could be lemmatising
they could be lemmatising	I could have lemmatised
you could have lemmatised
he could have lemmatised
we could have lemmatised
you could have lemmatised
they could have lemmatised	I could have been lemmatising
you could have been lemmatising
he could have been lemmatising
we could have been lemmatising
you could have been lemmatising
they could have been lemmatising	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I could not lemmatise
you could not lemmatise
he could not lemmatise
we could not lemmatise
you could not lemmatise
they could not lemmatise 	I could not be lemmatising
you could not be lemmatising
he could not be lemmatising
we could not be lemmatising
you could not be lemmatising
they could not be lemmatising	I could not have lemmatised
you could not have lemmatised
he could not have lemmatised
we could not have lemmatised
you could not have lemmatised
they could not have lemmatised	I could not have been lemmatising
you could not have been lemmatising
he could not have been lemmatising
we could not have been lemmatising
you could not have been lemmatising
they could not have been lemmatising	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
could I lemmatise?
could you lemmatise?
could he lemmatise?
could we lemmatise?
could you lemmatise?
could they lemmatise? 	could I be lemmatising?
could you be lemmatising?
could he be lemmatising?
could we be lemmatising?
could you be lemmatising?
could they be lemmatising? 	could I have lemmatised?
could you have lemmatised?
could he have lemmatised?
could we have lemmatised?
could you have lemmatised?
could they have lemmatised? 	could I have been lemmatising?
could you have been lemmatising?
could he have been lemmatising?
could we have been lemmatising?
could you have been lemmatising?
could they have been lemmatising? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
could I not lemmatise?
could you not lemmatise?
could he not lemmatise?
could we not lemmatise?
could you not lemmatise?
could they not lemmatise? 	could I not be lemmatising?
could you not be lemmatising?
could he not be lemmatising?
could we not be lemmatising?
could you not be lemmatising?
could they not be lemmatising? 	could I not have lemmatised?
could you not have lemmatised?
could he not have lemmatised?
could we not have lemmatised?
could you not have lemmatised?
could they not have lemmatised? 	could I not have been lemmatising?
could you not have been lemmatising?
could he not have been lemmatising?
could we not have been lemmatising?
could you not have been lemmatising?
could they not have been lemmatising?