English verb conjugation
CAN DEN

Regular verb: den - dened - dened

Affirmation

Simple form	V-ing form
I can den you can den she can den we can den you can den they can den	I can be dening you can be dening she can be dening we can be dening you can be dening they can be dening
Perfect	V-ing perfect
I can have dened you can have dened she can have dened we can have dened you can have dened they can have dened	I can have been dening you can have been dening she can have been dening we can have been dening you can have been dening they can have been dening

Negation

Simple form	V-ing form
I can't den you can't den she can't den we can't den you can't den they can't den	I can't be dening you can't be dening she can't be dening we can't be dening you can't be dening they can't be dening
Perfect	V-ing perfect
I can't have dened you can't have dened she can't have dened we can't have dened you can't have dened they can't have dened	I can't have been dening you can't have been dening she can't have been dening we can't have been dening you can't have been dening they can't have been dening

Interrogative form

Simple form	V-ing form
can I den? can you den? can she den? can we den? can you den? can they den?	can I be dening? can you be dening? can she be dening? can we be dening? can you be dening? can they be dening?
Perfect	V-ing perfect
can I have dened? can you have dened? can she have dened? can we have dened? can you have dened? can they have dened?	can I have been dening? can you have been dening? can she have been dening? can we have been dening? can you have been dening? can they have been dening?

Interro-negative form

Simple form	V-ing form
can't I den? can't you den? can't she den? can't we den? can't you den? can't they den?	can't I be dening? can't you be dening? can't she be dening? can't we be dening? can't you be dening? can't they be dening?
Perfect	V-ing perfect
can't I have dened? can't you have dened? can't she have dened? can't we have dened? can't you have dened? can't they have dened?	can't I have been dening? can't you have been dening? can't she have been dening? can't we have been dening? can't you have been dening? can't they have been dening?