English verb conjugation
CAN PAD

Regular verb: pad - padded - padded

Affirmation

Simple form	V-ing form
I can pad you can pad she can pad we can pad you can pad they can pad	I can be padding you can be padding she can be padding we can be padding you can be padding they can be padding
Perfect	V-ing perfect
I can have padded you can have padded she can have padded we can have padded you can have padded they can have padded	I can have been padding you can have been padding she can have been padding we can have been padding you can have been padding they can have been padding

Negation

Simple form	V-ing form
I cannot pad you cannot pad she cannot pad we cannot pad you cannot pad they cannot pad	I cannot be padding you cannot be padding she cannot be padding we cannot be padding you cannot be padding they cannot be padding
Perfect	V-ing perfect
I cannot have padded you cannot have padded she cannot have padded we cannot have padded you cannot have padded they cannot have padded	I cannot have been padding you cannot have been padding she cannot have been padding we cannot have been padding you cannot have been padding they cannot have been padding

Interrogative form

Simple form	V-ing form
can I pad? can you pad? can she pad? can we pad? can you pad? can they pad?	can I be padding? can you be padding? can she be padding? can we be padding? can you be padding? can they be padding?
Perfect	V-ing perfect
can I have padded? can you have padded? can she have padded? can we have padded? can you have padded? can they have padded?	can I have been padding? can you have been padding? can she have been padding? can we have been padding? can you have been padding? can they have been padding?

Interro-negative form

Simple form	V-ing form
can I not pad? can you not pad? can she not pad? can we not pad? can you not pad? can they not pad?	can I not be padding? can you not be padding? can she not be padding? can we not be padding? can you not be padding? can they not be padding?
Perfect	V-ing perfect
can I not have padded? can you not have padded? can she not have padded? can we not have padded? can you not have padded? can they not have padded?	can I not have been padding? can you not have been padding? can she not have been padding? can we not have been padding? can you not have been padding? can they not have been padding?