English verb conjugation
CAN DE-ICE

Regular verb: de-ice - de-iced - de-iced

Affirmation

Simple form	V-ing form
I can de-ice you can de-ice he can de-ice we can de-ice you can de-ice they can de-ice	I can be de-icing you can be de-icing he can be de-icing we can be de-icing you can be de-icing they can be de-icing
Perfect	V-ing perfect
I can have de-iced you can have de-iced he can have de-iced we can have de-iced you can have de-iced they can have de-iced	I can have been de-icing you can have been de-icing he can have been de-icing we can have been de-icing you can have been de-icing they can have been de-icing

Negation

Simple form	V-ing form
I cannot de-ice you cannot de-ice he cannot de-ice we cannot de-ice you cannot de-ice they cannot de-ice	I cannot be de-icing you cannot be de-icing he cannot be de-icing we cannot be de-icing you cannot be de-icing they cannot be de-icing
Perfect	V-ing perfect
I cannot have de-iced you cannot have de-iced he cannot have de-iced we cannot have de-iced you cannot have de-iced they cannot have de-iced	I cannot have been de-icing you cannot have been de-icing he cannot have been de-icing we cannot have been de-icing you cannot have been de-icing they cannot have been de-icing

Interrogative form

Simple form	V-ing form
can I de-ice? can you de-ice? can he de-ice? can we de-ice? can you de-ice? can they de-ice?	can I be de-icing? can you be de-icing? can he be de-icing? can we be de-icing? can you be de-icing? can they be de-icing?
Perfect	V-ing perfect
can I have de-iced? can you have de-iced? can he have de-iced? can we have de-iced? can you have de-iced? can they have de-iced?	can I have been de-icing? can you have been de-icing? can he have been de-icing? can we have been de-icing? can you have been de-icing? can they have been de-icing?

Interro-negative form

Simple form	V-ing form
can I not de-ice? can you not de-ice? can he not de-ice? can we not de-ice? can you not de-ice? can they not de-ice?	can I not be de-icing? can you not be de-icing? can he not be de-icing? can we not be de-icing? can you not be de-icing? can they not be de-icing?
Perfect	V-ing perfect
can I not have de-iced? can you not have de-iced? can he not have de-iced? can we not have de-iced? can you not have de-iced? can they not have de-iced?	can I not have been de-icing? can you not have been de-icing? can he not have been de-icing? can we not have been de-icing? can you not have been de-icing? can they not have been de-icing?