English verb conjugation
CAN ENROL

Regular verb: enrol - enrolled - enrolled

Affirmation

Simple form	V-ing form
I can enrol you can enrol he can enrol we can enrol you can enrol they can enrol	I can be enrolling you can be enrolling he can be enrolling we can be enrolling you can be enrolling they can be enrolling
Perfect	V-ing perfect
I can have enrolled you can have enrolled he can have enrolled we can have enrolled you can have enrolled they can have enrolled	I can have been enrolling you can have been enrolling he can have been enrolling we can have been enrolling you can have been enrolling they can have been enrolling

Negation

Simple form	V-ing form
I can't enrol you can't enrol he can't enrol we can't enrol you can't enrol they can't enrol	I can't be enrolling you can't be enrolling he can't be enrolling we can't be enrolling you can't be enrolling they can't be enrolling
Perfect	V-ing perfect
I can't have enrolled you can't have enrolled he can't have enrolled we can't have enrolled you can't have enrolled they can't have enrolled	I can't have been enrolling you can't have been enrolling he can't have been enrolling we can't have been enrolling you can't have been enrolling they can't have been enrolling

Interrogative form

Simple form	V-ing form
can I enrol? can you enrol? can he enrol? can we enrol? can you enrol? can they enrol?	can I be enrolling? can you be enrolling? can he be enrolling? can we be enrolling? can you be enrolling? can they be enrolling?
Perfect	V-ing perfect
can I have enrolled? can you have enrolled? can he have enrolled? can we have enrolled? can you have enrolled? can they have enrolled?	can I have been enrolling? can you have been enrolling? can he have been enrolling? can we have been enrolling? can you have been enrolling? can they have been enrolling?

Interro-negative form

Simple form	V-ing form
can't I enrol? can't you enrol? can't he enrol? can't we enrol? can't you enrol? can't they enrol?	can't I be enrolling? can't you be enrolling? can't he be enrolling? can't we be enrolling? can't you be enrolling? can't they be enrolling?
Perfect	V-ing perfect
can't I have enrolled? can't you have enrolled? can't he have enrolled? can't we have enrolled? can't you have enrolled? can't they have enrolled?	can't I have been enrolling? can't you have been enrolling? can't he have been enrolling? can't we have been enrolling? can't you have been enrolling? can't they have been enrolling?