English verb conjugation
CAN OVERDUB

Regular verb: overdub - overdubed - overdubed

Affirmation

Simple form	V-ing form
I can overdub you can overdub he can overdub we can overdub you can overdub they can overdub	I can be overdubing you can be overdubing he can be overdubing we can be overdubing you can be overdubing they can be overdubing
Perfect	V-ing perfect
I can have overdubed you can have overdubed he can have overdubed we can have overdubed you can have overdubed they can have overdubed	I can have been overdubing you can have been overdubing he can have been overdubing we can have been overdubing you can have been overdubing they can have been overdubing

Negation

Simple form	V-ing form
I can't overdub you can't overdub he can't overdub we can't overdub you can't overdub they can't overdub	I can't be overdubing you can't be overdubing he can't be overdubing we can't be overdubing you can't be overdubing they can't be overdubing
Perfect	V-ing perfect
I can't have overdubed you can't have overdubed he can't have overdubed we can't have overdubed you can't have overdubed they can't have overdubed	I can't have been overdubing you can't have been overdubing he can't have been overdubing we can't have been overdubing you can't have been overdubing they can't have been overdubing

Interrogative form

Simple form	V-ing form
can I overdub? can you overdub? can he overdub? can we overdub? can you overdub? can they overdub?	can I be overdubing? can you be overdubing? can he be overdubing? can we be overdubing? can you be overdubing? can they be overdubing?
Perfect	V-ing perfect
can I have overdubed? can you have overdubed? can he have overdubed? can we have overdubed? can you have overdubed? can they have overdubed?	can I have been overdubing? can you have been overdubing? can he have been overdubing? can we have been overdubing? can you have been overdubing? can they have been overdubing?

Interro-negative form

Simple form	V-ing form
can't I overdub? can't you overdub? can't he overdub? can't we overdub? can't you overdub? can't they overdub?	can't I be overdubing? can't you be overdubing? can't he be overdubing? can't we be overdubing? can't you be overdubing? can't they be overdubing?
Perfect	V-ing perfect
can't I have overdubed? can't you have overdubed? can't he have overdubed? can't we have overdubed? can't you have overdubed? can't they have overdubed?	can't I have been overdubing? can't you have been overdubing? can't he have been overdubing? can't we have been overdubing? can't you have been overdubing? can't they have been overdubing?