English verb conjugation
CAN PROPEL

Regular verb: propel - propelled - propelled

Affirmation

Simple form	V-ing form
I can propel you can propel he can propel we can propel you can propel they can propel	I can be propelling you can be propelling he can be propelling we can be propelling you can be propelling they can be propelling
Perfect	V-ing perfect
I can have propelled you can have propelled he can have propelled we can have propelled you can have propelled they can have propelled	I can have been propelling you can have been propelling he can have been propelling we can have been propelling you can have been propelling they can have been propelling

Negation

Simple form	V-ing form
I cannot propel you cannot propel he cannot propel we cannot propel you cannot propel they cannot propel	I cannot be propelling you cannot be propelling he cannot be propelling we cannot be propelling you cannot be propelling they cannot be propelling
Perfect	V-ing perfect
I cannot have propelled you cannot have propelled he cannot have propelled we cannot have propelled you cannot have propelled they cannot have propelled	I cannot have been propelling you cannot have been propelling he cannot have been propelling we cannot have been propelling you cannot have been propelling they cannot have been propelling

Interrogative form

Simple form	V-ing form
can I propel? can you propel? can he propel? can we propel? can you propel? can they propel?	can I be propelling? can you be propelling? can he be propelling? can we be propelling? can you be propelling? can they be propelling?
Perfect	V-ing perfect
can I have propelled? can you have propelled? can he have propelled? can we have propelled? can you have propelled? can they have propelled?	can I have been propelling? can you have been propelling? can he have been propelling? can we have been propelling? can you have been propelling? can they have been propelling?

Interro-negative form

Simple form	V-ing form
can I not propel? can you not propel? can he not propel? can we not propel? can you not propel? can they not propel?	can I not be propelling? can you not be propelling? can he not be propelling? can we not be propelling? can you not be propelling? can they not be propelling?
Perfect	V-ing perfect
can I not have propelled? can you not have propelled? can he not have propelled? can we not have propelled? can you not have propelled? can they not have propelled?	can I not have been propelling? can you not have been propelling? can he not have been propelling? can we not have been propelling? can you not have been propelling? can they not have been propelling?