can pledge
Regular verb: pledge - pledged- pledged

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can pledge
you can pledge
she can pledge
we can pledge
you can pledge
they can pledge 	I can be pledging
you can be pledging
she can be pledging
we can be pledging
you can be pledging
they can be pledging	I can have pledged
you can have pledged
she 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
she 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 	Perfect 	V-ing perfect 	
I can't pledge
you can't pledge
she 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
she can't be pledging
we can't be pledging
you can't be pledging
they can't be pledging	I can't have pledged
you can't have pledged
she 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
she 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 	Perfect 	V-ing perfect 	
can I pledge?
can you pledge?
can she pledge?
can we pledge?
can you pledge?
can they pledge? 	can I be pledging?
can you be pledging?
can she be pledging?
can we be pledging?
can you be pledging?
can they be pledging? 	can I have pledged?
can you have pledged?
can she 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 she 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 	Perfect 	V-ing perfect 	
can't I pledge?
can't you pledge?
can't she 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 she be pledging?
can't we be pledging?
can't you be pledging?
can't they be pledging? 	can't I have pledged?
can't you have pledged?
can't she 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 she have been pledging?
can't we have been pledging?
can't you have been pledging?
can't they have been pledging?