could standardise
Verbo regular: standardise - standardised- standardised

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I could standardise
you could standardise
he could standardise
we could standardise
you could standardise
they could standardise 	I could be standardising
you could be standardising
he could be standardising
we could be standardising
you could be standardising
they could be standardising	I could have standardised
you could have standardised
he could have standardised
we could have standardised
you could have standardised
they could have standardised	I could have been standardising
you could have been standardising
he could have been standardising
we could have been standardising
you could have been standardising
they could have been standardising	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I could not standardise
you could not standardise
he could not standardise
we could not standardise
you could not standardise
they could not standardise 	I could not be standardising
you could not be standardising
he could not be standardising
we could not be standardising
you could not be standardising
they could not be standardising	I could not have standardised
you could not have standardised
he could not have standardised
we could not have standardised
you could not have standardised
they could not have standardised	I could not have been standardising
you could not have been standardising
he could not have been standardising
we could not have been standardising
you could not have been standardising
they could not have been standardising	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
could I standardise?
could you standardise?
could he standardise?
could we standardise?
could you standardise?
could they standardise? 	could I be standardising?
could you be standardising?
could he be standardising?
could we be standardising?
could you be standardising?
could they be standardising? 	could I have standardised?
could you have standardised?
could he have standardised?
could we have standardised?
could you have standardised?
could they have standardised? 	could I have been standardising?
could you have been standardising?
could he have been standardising?
could we have been standardising?
could you have been standardising?
could they have been standardising? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
could I not standardise?
could you not standardise?
could he not standardise?
could we not standardise?
could you not standardise?
could they not standardise? 	could I not be standardising?
could you not be standardising?
could he not be standardising?
could we not be standardising?
could you not be standardising?
could they not be standardising? 	could I not have standardised?
could you not have standardised?
could he not have standardised?
could we not have standardised?
could you not have standardised?
could they not have standardised? 	could I not have been standardising?
could you not have been standardising?
could he not have been standardising?
could we not have been standardising?
could you not have been standardising?
could they not have been standardising?