English verb conjugation
CAN DEICE

Regular verb: deice - deiced - deiced

Affirmation

Simple form	V-ing form
I can deice you can deice he can deice we can deice you can deice they can deice	I can be deicing you can be deicing he can be deicing we can be deicing you can be deicing they can be deicing
Perfect	V-ing perfect
I can have deiced you can have deiced he can have deiced we can have deiced you can have deiced they can have deiced	I can have been deicing you can have been deicing he can have been deicing we can have been deicing you can have been deicing they can have been deicing

Negation

Simple form	V-ing form
I cannot deice you cannot deice he cannot deice we cannot deice you cannot deice they cannot deice	I cannot be deicing you cannot be deicing he cannot be deicing we cannot be deicing you cannot be deicing they cannot be deicing
Perfect	V-ing perfect
I cannot have deiced you cannot have deiced he cannot have deiced we cannot have deiced you cannot have deiced they cannot have deiced	I cannot have been deicing you cannot have been deicing he cannot have been deicing we cannot have been deicing you cannot have been deicing they cannot have been deicing

Interrogative form

Simple form	V-ing form
can I deice? can you deice? can he deice? can we deice? can you deice? can they deice?	can I be deicing? can you be deicing? can he be deicing? can we be deicing? can you be deicing? can they be deicing?
Perfect	V-ing perfect
can I have deiced? can you have deiced? can he have deiced? can we have deiced? can you have deiced? can they have deiced?	can I have been deicing? can you have been deicing? can he have been deicing? can we have been deicing? can you have been deicing? can they have been deicing?

Interro-negative form

Simple form	V-ing form
can I not deice? can you not deice? can he not deice? can we not deice? can you not deice? can they not deice?	can I not be deicing? can you not be deicing? can he not be deicing? can we not be deicing? can you not be deicing? can they not be deicing?
Perfect	V-ing perfect
can I not have deiced? can you not have deiced? can he not have deiced? can we not have deiced? can you not have deiced? can they not have deiced?	can I not have been deicing? can you not have been deicing? can he not have been deicing? can we not have been deicing? can you not have been deicing? can they not have been deicing?