English verb conjugation
CAN ENGRAIL

Regular verb: engrail - engrailed - engrailed

Affirmation

Simple form	V-ing form
I can engrail you can engrail he can engrail we can engrail you can engrail they can engrail	I can be engrailing you can be engrailing he can be engrailing we can be engrailing you can be engrailing they can be engrailing
Perfect	V-ing perfect
I can have engrailed you can have engrailed he can have engrailed we can have engrailed you can have engrailed they can have engrailed	I can have been engrailing you can have been engrailing he can have been engrailing we can have been engrailing you can have been engrailing they can have been engrailing

Negation

Simple form	V-ing form
I can't engrail you can't engrail he can't engrail we can't engrail you can't engrail they can't engrail	I can't be engrailing you can't be engrailing he can't be engrailing we can't be engrailing you can't be engrailing they can't be engrailing
Perfect	V-ing perfect
I can't have engrailed you can't have engrailed he can't have engrailed we can't have engrailed you can't have engrailed they can't have engrailed	I can't have been engrailing you can't have been engrailing he can't have been engrailing we can't have been engrailing you can't have been engrailing they can't have been engrailing

Interrogative form

Simple form	V-ing form
can I engrail? can you engrail? can he engrail? can we engrail? can you engrail? can they engrail?	can I be engrailing? can you be engrailing? can he be engrailing? can we be engrailing? can you be engrailing? can they be engrailing?
Perfect	V-ing perfect
can I have engrailed? can you have engrailed? can he have engrailed? can we have engrailed? can you have engrailed? can they have engrailed?	can I have been engrailing? can you have been engrailing? can he have been engrailing? can we have been engrailing? can you have been engrailing? can they have been engrailing?

Interro-negative form

Simple form	V-ing form
can't I engrail? can't you engrail? can't he engrail? can't we engrail? can't you engrail? can't they engrail?	can't I be engrailing? can't you be engrailing? can't he be engrailing? can't we be engrailing? can't you be engrailing? can't they be engrailing?
Perfect	V-ing perfect
can't I have engrailed? can't you have engrailed? can't he have engrailed? can't we have engrailed? can't you have engrailed? can't they have engrailed?	can't I have been engrailing? can't you have been engrailing? can't he have been engrailing? can't we have been engrailing? can't you have been engrailing? can't they have been engrailing?