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 cannot derai you cannot derai he cannot derai we cannot derai you cannot derai they cannot derai	I cannot be deraiing you cannot be deraiing he cannot be deraiing we cannot be deraiing you cannot be deraiing they cannot be deraiing
Perfect	V-ing perfect
I cannot have deraied you cannot have deraied he cannot have deraied we cannot have deraied you cannot have deraied they cannot have deraied	I cannot have been deraiing you cannot have been deraiing he cannot have been deraiing we cannot have been deraiing you cannot have been deraiing they cannot 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 I not derai? can you not derai? can he not derai? can we not derai? can you not derai? can they not derai?	can I not be deraiing? can you not be deraiing? can he not be deraiing? can we not be deraiing? can you not be deraiing? can they not be deraiing?
Perfect	V-ing perfect
can I not have deraied? can you not have deraied? can he not have deraied? can we not have deraied? can you not have deraied? can they not have deraied?	can I not have been deraiing? can you not have been deraiing? can he not have been deraiing? can we not have been deraiing? can you not have been deraiing? can they not have been deraiing?