Conjugação do verbo inglês
CAN VARY

Verbo regular: vary - varied - varied

Afirmação

Forma simple	Forma com V-ing
I can vary you can vary she can vary we can vary you can vary they can vary	I can be varying you can be varying she can be varying we can be varying you can be varying they can be varying
Perfeito	Perfeito com V-ing
I can have varied you can have varied she can have varied we can have varied you can have varied they can have varied	I can have been varying you can have been varying she can have been varying we can have been varying you can have been varying they can have been varying

Negação

Forma simple	Forma com V-ing
I cannot vary you cannot vary she cannot vary we cannot vary you cannot vary they cannot vary	I cannot be varying you cannot be varying she cannot be varying we cannot be varying you cannot be varying they cannot be varying
Perfeito	Perfeito com V-ing
I cannot have varied you cannot have varied she cannot have varied we cannot have varied you cannot have varied they cannot have varied	I cannot have been varying you cannot have been varying she cannot have been varying we cannot have been varying you cannot have been varying they cannot have been varying

Forma interrogativa

Forma simple	Forma com V-ing
can I vary? can you vary? can she vary? can we vary? can you vary? can they vary?	can I be varying? can you be varying? can she be varying? can we be varying? can you be varying? can they be varying?
Perfeito	Perfeito com V-ing
can I have varied? can you have varied? can she have varied? can we have varied? can you have varied? can they have varied?	can I have been varying? can you have been varying? can she have been varying? can we have been varying? can you have been varying? can they have been varying?

Forma interro-Negação

Forma simple	Forma com V-ing
can I not vary? can you not vary? can she not vary? can we not vary? can you not vary? can they not vary?	can I not be varying? can you not be varying? can she not be varying? can we not be varying? can you not be varying? can they not be varying?
Perfeito	Perfeito com V-ing
can I not have varied? can you not have varied? can she not have varied? can we not have varied? can you not have varied? can they not have varied?	can I not have been varying? can you not have been varying? can she not have been varying? can we not have been varying? can you not have been varying? can they not have been varying?