I can antecede you can antecede she can antecede we can antecede you can antecede they can antecede
V-ing form
I can be anteceding you can be anteceding she can be anteceding we can be anteceding you can be anteceding they can be anteceding
Perfect
I can have anteceded you can have anteceded she can have anteceded we can have anteceded you can have anteceded they can have anteceded
V-ing perfect
I can have been anteceding you can have been anteceding she can have been anteceding we can have been anteceding you can have been anteceding they can have been anteceding
Negation
Simple form
I can't antecede you can't antecede she can't antecede we can't antecede you can't antecede they can't antecede
V-ing form
I can't be anteceding you can't be anteceding she can't be anteceding we can't be anteceding you can't be anteceding they can't be anteceding
Perfect
I can't have anteceded you can't have anteceded she can't have anteceded we can't have anteceded you can't have anteceded they can't have anteceded
V-ing perfect
I can't have been anteceding you can't have been anteceding she can't have been anteceding we can't have been anteceding you can't have been anteceding they can't have been anteceding
Interrogative form
Simple form
can I antecede? can you antecede? can she antecede? can we antecede? can you antecede? can they antecede?
V-ing form
can I be anteceding? can you be anteceding? can she be anteceding? can we be anteceding? can you be anteceding? can they be anteceding?
Perfect
can I have anteceded? can you have anteceded? can she have anteceded? can we have anteceded? can you have anteceded? can they have anteceded?
V-ing perfect
can I have been anteceding? can you have been anteceding? can she have been anteceding? can we have been anteceding? can you have been anteceding? can they have been anteceding?
Interro-negative form
Simple form
can't I antecede? can't you antecede? can't she antecede? can't we antecede? can't you antecede? can't they antecede?
V-ing form
can't I be anteceding? can't you be anteceding? can't she be anteceding? can't we be anteceding? can't you be anteceding? can't they be anteceding?
Perfect
can't I have anteceded? can't you have anteceded? can't she have anteceded? can't we have anteceded? can't you have anteceded? can't they have anteceded?
V-ing perfect
can't I have been anteceding? can't you have been anteceding? can't she have been anteceding? can't we have been anteceding? can't you have been anteceding? can't they have been anteceding?