English verb conjugation
CAN ABORT

Regular verb: abort - aborted - aborted

Affirmation

Simple form	V-ing form
I can abort you can abort he can abort we can abort you can abort they can abort	I can be aborting you can be aborting he can be aborting we can be aborting you can be aborting they can be aborting
Perfect	V-ing perfect
I can have aborted you can have aborted he can have aborted we can have aborted you can have aborted they can have aborted	I can have been aborting you can have been aborting he can have been aborting we can have been aborting you can have been aborting they can have been aborting

Negation

Simple form	V-ing form
I can't abort you can't abort he can't abort we can't abort you can't abort they can't abort	I can't be aborting you can't be aborting he can't be aborting we can't be aborting you can't be aborting they can't be aborting
Perfect	V-ing perfect
I can't have aborted you can't have aborted he can't have aborted we can't have aborted you can't have aborted they can't have aborted	I can't have been aborting you can't have been aborting he can't have been aborting we can't have been aborting you can't have been aborting they can't have been aborting

Interrogative form

Simple form	V-ing form
can I abort? can you abort? can he abort? can we abort? can you abort? can they abort?	can I be aborting? can you be aborting? can he be aborting? can we be aborting? can you be aborting? can they be aborting?
Perfect	V-ing perfect
can I have aborted? can you have aborted? can he have aborted? can we have aborted? can you have aborted? can they have aborted?	can I have been aborting? can you have been aborting? can he have been aborting? can we have been aborting? can you have been aborting? can they have been aborting?

Interro-negative form

Simple form	V-ing form
can't I abort? can't you abort? can't he abort? can't we abort? can't you abort? can't they abort?	can't I be aborting? can't you be aborting? can't he be aborting? can't we be aborting? can't you be aborting? can't they be aborting?
Perfect	V-ing perfect
can't I have aborted? can't you have aborted? can't he have aborted? can't we have aborted? can't you have aborted? can't they have aborted?	can't I have been aborting? can't you have been aborting? can't he have been aborting? can't we have been aborting? can't you have been aborting? can't they have been aborting?