English verb conjugation
CAN BUSY

Regular verb: busy - busied - busied

Affirmation

Simple form	V-ing form
I can busy you can busy he can busy we can busy you can busy they can busy	I can be busying you can be busying he can be busying we can be busying you can be busying they can be busying
Perfect	V-ing perfect
I can have busied you can have busied he can have busied we can have busied you can have busied they can have busied	I can have been busying you can have been busying he can have been busying we can have been busying you can have been busying they can have been busying

Negation

Simple form	V-ing form
I can't busy you can't busy he can't busy we can't busy you can't busy they can't busy	I can't be busying you can't be busying he can't be busying we can't be busying you can't be busying they can't be busying
Perfect	V-ing perfect
I can't have busied you can't have busied he can't have busied we can't have busied you can't have busied they can't have busied	I can't have been busying you can't have been busying he can't have been busying we can't have been busying you can't have been busying they can't have been busying

Interrogative form

Simple form	V-ing form
can I busy? can you busy? can he busy? can we busy? can you busy? can they busy?	can I be busying? can you be busying? can he be busying? can we be busying? can you be busying? can they be busying?
Perfect	V-ing perfect
can I have busied? can you have busied? can he have busied? can we have busied? can you have busied? can they have busied?	can I have been busying? can you have been busying? can he have been busying? can we have been busying? can you have been busying? can they have been busying?

Interro-negative form

Simple form	V-ing form
can't I busy? can't you busy? can't he busy? can't we busy? can't you busy? can't they busy?	can't I be busying? can't you be busying? can't he be busying? can't we be busying? can't you be busying? can't they be busying?
Perfect	V-ing perfect
can't I have busied? can't you have busied? can't he have busied? can't we have busied? can't you have busied? can't they have busied?	can't I have been busying? can't you have been busying? can't he have been busying? can't we have been busying? can't you have been busying? can't they have been busying?