English verb conjugation
CAN PLEDGE

Regular verb: pledge - pledged - pledged

Affirmation

Simple form	V-ing form
I can pledge you can pledge he can pledge we can pledge you can pledge they can pledge	I can be pledging you can be pledging he can be pledging we can be pledging you can be pledging they can be pledging
Perfect	V-ing perfect
I can have pledged you can have pledged he can have pledged we can have pledged you can have pledged they can have pledged	I can have been pledging you can have been pledging he can have been pledging we can have been pledging you can have been pledging they can have been pledging

Negation

Simple form	V-ing form
I cannot pledge you cannot pledge he cannot pledge we cannot pledge you cannot pledge they cannot pledge	I cannot be pledging you cannot be pledging he cannot be pledging we cannot be pledging you cannot be pledging they cannot be pledging
Perfect	V-ing perfect
I cannot have pledged you cannot have pledged he cannot have pledged we cannot have pledged you cannot have pledged they cannot have pledged	I cannot have been pledging you cannot have been pledging he cannot have been pledging we cannot have been pledging you cannot have been pledging they cannot have been pledging

Interrogative form

Simple form	V-ing form
can I pledge? can you pledge? can he pledge? can we pledge? can you pledge? can they pledge?	can I be pledging? can you be pledging? can he be pledging? can we be pledging? can you be pledging? can they be pledging?
Perfect	V-ing perfect
can I have pledged? can you have pledged? can he have pledged? can we have pledged? can you have pledged? can they have pledged?	can I have been pledging? can you have been pledging? can he have been pledging? can we have been pledging? can you have been pledging? can they have been pledging?

Interro-negative form

Simple form	V-ing form
can I not pledge? can you not pledge? can he not pledge? can we not pledge? can you not pledge? can they not pledge?	can I not be pledging? can you not be pledging? can he not be pledging? can we not be pledging? can you not be pledging? can they not be pledging?
Perfect	V-ing perfect
can I not have pledged? can you not have pledged? can he not have pledged? can we not have pledged? can you not have pledged? can they not have pledged?	can I not have been pledging? can you not have been pledging? can he not have been pledging? can we not have been pledging? can you not have been pledging? can they not have been pledging?