Conjugação do verbo inglês
CAN DULL

Verbo regular: dull - dulled - dulled

Afirmação

Forma simple	Forma com V-ing
I can dull you can dull he can dull we can dull you can dull they can dull	I can be dulling you can be dulling he can be dulling we can be dulling you can be dulling they can be dulling
Perfeito	Perfeito com V-ing
I can have dulled you can have dulled he can have dulled we can have dulled you can have dulled they can have dulled	I can have been dulling you can have been dulling he can have been dulling we can have been dulling you can have been dulling they can have been dulling

Negação

Forma simple	Forma com V-ing
I cannot dull you cannot dull he cannot dull we cannot dull you cannot dull they cannot dull	I cannot be dulling you cannot be dulling he cannot be dulling we cannot be dulling you cannot be dulling they cannot be dulling
Perfeito	Perfeito com V-ing
I cannot have dulled you cannot have dulled he cannot have dulled we cannot have dulled you cannot have dulled they cannot have dulled	I cannot have been dulling you cannot have been dulling he cannot have been dulling we cannot have been dulling you cannot have been dulling they cannot have been dulling

Forma interrogativa

Forma simple	Forma com V-ing
can I dull? can you dull? can he dull? can we dull? can you dull? can they dull?	can I be dulling? can you be dulling? can he be dulling? can we be dulling? can you be dulling? can they be dulling?
Perfeito	Perfeito com V-ing
can I have dulled? can you have dulled? can he have dulled? can we have dulled? can you have dulled? can they have dulled?	can I have been dulling? can you have been dulling? can he have been dulling? can we have been dulling? can you have been dulling? can they have been dulling?

Forma interro-Negação

Forma simple	Forma com V-ing
can I not dull? can you not dull? can he not dull? can we not dull? can you not dull? can they not dull?	can I not be dulling? can you not be dulling? can he not be dulling? can we not be dulling? can you not be dulling? can they not be dulling?
Perfeito	Perfeito com V-ing
can I not have dulled? can you not have dulled? can he not have dulled? can we not have dulled? can you not have dulled? can they not have dulled?	can I not have been dulling? can you not have been dulling? can he not have been dulling? can we not have been dulling? can you not have been dulling? can they not have been dulling?