English verb conjugation
CAN DERAI

Regular verb: derai - deraied - deraied

Affirmation

Simple form	V-ing form
I can derai you can derai he can derai we can derai you can derai they can derai	I can be deraiing you can be deraiing he can be deraiing we can be deraiing you can be deraiing they can be deraiing
Perfect	V-ing perfect
I can have deraied you can have deraied he can have deraied we can have deraied you can have deraied they can have deraied	I can have been deraiing you can have been deraiing he can have been deraiing we can have been deraiing you can have been deraiing they can have been deraiing

Negation

Simple form	V-ing form
I can't derai you can't derai he can't derai we can't derai you can't derai they can't derai	I can't be deraiing you can't be deraiing he can't be deraiing we can't be deraiing you can't be deraiing they can't be deraiing
Perfect	V-ing perfect
I can't have deraied you can't have deraied he can't have deraied we can't have deraied you can't have deraied they can't have deraied	I can't have been deraiing you can't have been deraiing he can't have been deraiing we can't have been deraiing you can't have been deraiing they can't have been deraiing

Interrogative form

Simple form	V-ing form
can I derai? can you derai? can he derai? can we derai? can you derai? can they derai?	can I be deraiing? can you be deraiing? can he be deraiing? can we be deraiing? can you be deraiing? can they be deraiing?
Perfect	V-ing perfect
can I have deraied? can you have deraied? can he have deraied? can we have deraied? can you have deraied? can they have deraied?	can I have been deraiing? can you have been deraiing? can he have been deraiing? can we have been deraiing? can you have been deraiing? can they have been deraiing?

Interro-negative form

Simple form	V-ing form
can't I derai? can't you derai? can't he derai? can't we derai? can't you derai? can't they derai?	can't I be deraiing? can't you be deraiing? can't he be deraiing? can't we be deraiing? can't you be deraiing? can't they be deraiing?
Perfect	V-ing perfect
can't I have deraied? can't you have deraied? can't he have deraied? can't we have deraied? can't you have deraied? can't they have deraied?	can't I have been deraiing? can't you have been deraiing? can't he have been deraiing? can't we have been deraiing? can't you have been deraiing? can't they have been deraiing?