Conjugación del verbo inglés
CAN TAIL

Verbo regular: tail - tailed - tailed

Afirmación

Forma simple	Forma con V-ing
I can tail you can tail he can tail we can tail you can tail they can tail	I can be tailing you can be tailing he can be tailing we can be tailing you can be tailing they can be tailing
Perfecto	Perfecto con V-ing
I can have tailed you can have tailed he can have tailed we can have tailed you can have tailed they can have tailed	I can have been tailing you can have been tailing he can have been tailing we can have been tailing you can have been tailing they can have been tailing

Negación

Forma simple	Forma con V-ing
I cannot tail you cannot tail he cannot tail we cannot tail you cannot tail they cannot tail	I cannot be tailing you cannot be tailing he cannot be tailing we cannot be tailing you cannot be tailing they cannot be tailing
Perfecto	Perfecto con V-ing
I cannot have tailed you cannot have tailed he cannot have tailed we cannot have tailed you cannot have tailed they cannot have tailed	I cannot have been tailing you cannot have been tailing he cannot have been tailing we cannot have been tailing you cannot have been tailing they cannot have been tailing

Forma interrogativa

Forma simple	Forma con V-ing
can I tail? can you tail? can he tail? can we tail? can you tail? can they tail?	can I be tailing? can you be tailing? can he be tailing? can we be tailing? can you be tailing? can they be tailing?
Perfecto	Perfecto con V-ing
can I have tailed? can you have tailed? can he have tailed? can we have tailed? can you have tailed? can they have tailed?	can I have been tailing? can you have been tailing? can he have been tailing? can we have been tailing? can you have been tailing? can they have been tailing?

Forma interro-negativa

Forma simple	Forma con V-ing
can I not tail? can you not tail? can he not tail? can we not tail? can you not tail? can they not tail?	can I not be tailing? can you not be tailing? can he not be tailing? can we not be tailing? can you not be tailing? can they not be tailing?
Perfecto	Perfecto con V-ing
can I not have tailed? can you not have tailed? can he not have tailed? can we not have tailed? can you not have tailed? can they not have tailed?	can I not have been tailing? can you not have been tailing? can he not have been tailing? can we not have been tailing? can you not have been tailing? can they not have been tailing?