could materialise
Verbo regular: materialise - materialised- materialised

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I could materialise
you could materialise
she could materialise
we could materialise
you could materialise
they could materialise 	I could be materialising
you could be materialising
she could be materialising
we could be materialising
you could be materialising
they could be materialising	I could have materialised
you could have materialised
she could have materialised
we could have materialised
you could have materialised
they could have materialised	I could have been materialising
you could have been materialising
she could have been materialising
we could have been materialising
you could have been materialising
they could have been materialising	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I could not materialise
you could not materialise
she could not materialise
we could not materialise
you could not materialise
they could not materialise 	I could not be materialising
you could not be materialising
she could not be materialising
we could not be materialising
you could not be materialising
they could not be materialising	I could not have materialised
you could not have materialised
she could not have materialised
we could not have materialised
you could not have materialised
they could not have materialised	I could not have been materialising
you could not have been materialising
she could not have been materialising
we could not have been materialising
you could not have been materialising
they could not have been materialising	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
could I materialise?
could you materialise?
could she materialise?
could we materialise?
could you materialise?
could they materialise? 	could I be materialising?
could you be materialising?
could she be materialising?
could we be materialising?
could you be materialising?
could they be materialising? 	could I have materialised?
could you have materialised?
could she have materialised?
could we have materialised?
could you have materialised?
could they have materialised? 	could I have been materialising?
could you have been materialising?
could she have been materialising?
could we have been materialising?
could you have been materialising?
could they have been materialising? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
could I not materialise?
could you not materialise?
could she not materialise?
could we not materialise?
could you not materialise?
could they not materialise? 	could I not be materialising?
could you not be materialising?
could she not be materialising?
could we not be materialising?
could you not be materialising?
could they not be materialising? 	could I not have materialised?
could you not have materialised?
could she not have materialised?
could we not have materialised?
could you not have materialised?
could they not have materialised? 	could I not have been materialising?
could you not have been materialising?
could she not have been materialising?
could we not have been materialising?
could you not have been materialising?
could they not have been materialising?