English verb conjugation
CAN ATTUNE

Regular verb: attune - attuned - attuned

Affirmation

Simple form	V-ing form
I can attune you can attune he can attune we can attune you can attune they can attune	I can be attuning you can be attuning he can be attuning we can be attuning you can be attuning they can be attuning
Perfect	V-ing perfect
I can have attuned you can have attuned he can have attuned we can have attuned you can have attuned they can have attuned	I can have been attuning you can have been attuning he can have been attuning we can have been attuning you can have been attuning they can have been attuning

Negation

Simple form	V-ing form
I can't attune you can't attune he can't attune we can't attune you can't attune they can't attune	I can't be attuning you can't be attuning he can't be attuning we can't be attuning you can't be attuning they can't be attuning
Perfect	V-ing perfect
I can't have attuned you can't have attuned he can't have attuned we can't have attuned you can't have attuned they can't have attuned	I can't have been attuning you can't have been attuning he can't have been attuning we can't have been attuning you can't have been attuning they can't have been attuning

Interrogative form

Simple form	V-ing form
can I attune? can you attune? can he attune? can we attune? can you attune? can they attune?	can I be attuning? can you be attuning? can he be attuning? can we be attuning? can you be attuning? can they be attuning?
Perfect	V-ing perfect
can I have attuned? can you have attuned? can he have attuned? can we have attuned? can you have attuned? can they have attuned?	can I have been attuning? can you have been attuning? can he have been attuning? can we have been attuning? can you have been attuning? can they have been attuning?

Interro-negative form

Simple form	V-ing form
can't I attune? can't you attune? can't he attune? can't we attune? can't you attune? can't they attune?	can't I be attuning? can't you be attuning? can't he be attuning? can't we be attuning? can't you be attuning? can't they be attuning?
Perfect	V-ing perfect
can't I have attuned? can't you have attuned? can't he have attuned? can't we have attuned? can't you have attuned? can't they have attuned?	can't I have been attuning? can't you have been attuning? can't he have been attuning? can't we have been attuning? can't you have been attuning? can't they have been attuning?