English verb conjugation
CAN POND

Regular verb: pond - ponded - ponded

Affirmation

Simple form	V-ing form
I can pond you can pond he can pond we can pond you can pond they can pond	I can be ponding you can be ponding he can be ponding we can be ponding you can be ponding they can be ponding
Perfect	V-ing perfect
I can have ponded you can have ponded he can have ponded we can have ponded you can have ponded they can have ponded	I can have been ponding you can have been ponding he can have been ponding we can have been ponding you can have been ponding they can have been ponding

Negation

Simple form	V-ing form
I cannot pond you cannot pond he cannot pond we cannot pond you cannot pond they cannot pond	I cannot be ponding you cannot be ponding he cannot be ponding we cannot be ponding you cannot be ponding they cannot be ponding
Perfect	V-ing perfect
I cannot have ponded you cannot have ponded he cannot have ponded we cannot have ponded you cannot have ponded they cannot have ponded	I cannot have been ponding you cannot have been ponding he cannot have been ponding we cannot have been ponding you cannot have been ponding they cannot have been ponding

Interrogative form

Simple form	V-ing form
can I pond? can you pond? can he pond? can we pond? can you pond? can they pond?	can I be ponding? can you be ponding? can he be ponding? can we be ponding? can you be ponding? can they be ponding?
Perfect	V-ing perfect
can I have ponded? can you have ponded? can he have ponded? can we have ponded? can you have ponded? can they have ponded?	can I have been ponding? can you have been ponding? can he have been ponding? can we have been ponding? can you have been ponding? can they have been ponding?

Interro-negative form

Simple form	V-ing form
can I not pond? can you not pond? can he not pond? can we not pond? can you not pond? can they not pond?	can I not be ponding? can you not be ponding? can he not be ponding? can we not be ponding? can you not be ponding? can they not be ponding?
Perfect	V-ing perfect
can I not have ponded? can you not have ponded? can he not have ponded? can we not have ponded? can you not have ponded? can they not have ponded?	can I not have been ponding? can you not have been ponding? can he not have been ponding? can we not have been ponding? can you not have been ponding? can they not have been ponding?