Conjugação do verbo inglês
COULD DEVITALISE

Verbo regular: devitalise - devitalised - devitalised

Afirmação

Forma simple	Forma com V-ing
I could devitalise you could devitalise she could devitalise we could devitalise you could devitalise they could devitalise	I could be devitalising you could be devitalising she could be devitalising we could be devitalising you could be devitalising they could be devitalising
Perfeito	Perfeito com V-ing
I could have devitalised you could have devitalised she could have devitalised we could have devitalised you could have devitalised they could have devitalised	I could have been devitalising you could have been devitalising she could have been devitalising we could have been devitalising you could have been devitalising they could have been devitalising

Negação

Forma simple	Forma com V-ing
I couldn't devitalise you couldn't devitalise she couldn't devitalise we couldn't devitalise you couldn't devitalise they couldn't devitalise	I couldn't be devitalising you couldn't be devitalising she couldn't be devitalising we couldn't be devitalising you couldn't be devitalising they couldn't be devitalising
Perfeito	Perfeito com V-ing
I couldn't have devitalised you couldn't have devitalised she couldn't have devitalised we couldn't have devitalised you couldn't have devitalised they couldn't have devitalised	I couldn't have been devitalising you couldn't have been devitalising she couldn't have been devitalising we couldn't have been devitalising you couldn't have been devitalising they couldn't have been devitalising

Forma interrogativa

Forma simple	Forma com V-ing
could I devitalise? could you devitalise? could she devitalise? could we devitalise? could you devitalise? could they devitalise?	could I be devitalising? could you be devitalising? could she be devitalising? could we be devitalising? could you be devitalising? could they be devitalising?
Perfeito	Perfeito com V-ing
could I have devitalised? could you have devitalised? could she have devitalised? could we have devitalised? could you have devitalised? could they have devitalised?	could I have been devitalising? could you have been devitalising? could she have been devitalising? could we have been devitalising? could you have been devitalising? could they have been devitalising?

Forma interro-Negação

Forma simple	Forma com V-ing
couldn't I devitalise? couldn't you devitalise? couldn't she devitalise? couldn't we devitalise? couldn't you devitalise? couldn't they devitalise?	couldn't I be devitalising? couldn't you be devitalising? couldn't she be devitalising? couldn't we be devitalising? couldn't you be devitalising? couldn't they be devitalising?
Perfeito	Perfeito com V-ing
couldn't I have devitalised? couldn't you have devitalised? couldn't she have devitalised? couldn't we have devitalised? couldn't you have devitalised? couldn't they have devitalised?	couldn't I have been devitalising? couldn't you have been devitalising? couldn't she have been devitalising? couldn't we have been devitalising? couldn't you have been devitalising? couldn't they have been devitalising?