English verb conjugation
CAN IMPEL

Regular verb: impel - impelled - impelled

Affirmation

Simple form	V-ing form
I can impel you can impel she can impel we can impel you can impel they can impel	I can be impelling you can be impelling she can be impelling we can be impelling you can be impelling they can be impelling
Perfect	V-ing perfect
I can have impelled you can have impelled she can have impelled we can have impelled you can have impelled they can have impelled	I can have been impelling you can have been impelling she can have been impelling we can have been impelling you can have been impelling they can have been impelling

Negation

Simple form	V-ing form
I can't impel you can't impel she can't impel we can't impel you can't impel they can't impel	I can't be impelling you can't be impelling she can't be impelling we can't be impelling you can't be impelling they can't be impelling
Perfect	V-ing perfect
I can't have impelled you can't have impelled she can't have impelled we can't have impelled you can't have impelled they can't have impelled	I can't have been impelling you can't have been impelling she can't have been impelling we can't have been impelling you can't have been impelling they can't have been impelling

Interrogative form

Simple form	V-ing form
can I impel? can you impel? can she impel? can we impel? can you impel? can they impel?	can I be impelling? can you be impelling? can she be impelling? can we be impelling? can you be impelling? can they be impelling?
Perfect	V-ing perfect
can I have impelled? can you have impelled? can she have impelled? can we have impelled? can you have impelled? can they have impelled?	can I have been impelling? can you have been impelling? can she have been impelling? can we have been impelling? can you have been impelling? can they have been impelling?

Interro-negative form

Simple form	V-ing form
can't I impel? can't you impel? can't she impel? can't we impel? can't you impel? can't they impel?	can't I be impelling? can't you be impelling? can't she be impelling? can't we be impelling? can't you be impelling? can't they be impelling?
Perfect	V-ing perfect
can't I have impelled? can't you have impelled? can't she have impelled? can't we have impelled? can't you have impelled? can't they have impelled?	can't I have been impelling? can't you have been impelling? can't she have been impelling? can't we have been impelling? can't you have been impelling? can't they have been impelling?