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 can't pledge you can't pledge he can't pledge we can't pledge you can't pledge they can't pledge	I can't be pledging you can't be pledging he can't be pledging we can't be pledging you can't be pledging they can't be pledging
Perfect	V-ing perfect
I can't have pledged you can't have pledged he can't have pledged we can't have pledged you can't have pledged they can't have pledged	I can't have been pledging you can't have been pledging he can't have been pledging we can't have been pledging you can't have been pledging they can't 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't I pledge? can't you pledge? can't he pledge? can't we pledge? can't you pledge? can't they pledge?	can't I be pledging? can't you be pledging? can't he be pledging? can't we be pledging? can't you be pledging? can't they be pledging?
Perfect	V-ing perfect
can't I have pledged? can't you have pledged? can't he have pledged? can't we have pledged? can't you have pledged? can't they have pledged?	can't I have been pledging? can't you have been pledging? can't he have been pledging? can't we have been pledging? can't you have been pledging? can't they have been pledging?