I can antecede you can antecede he can antecede we can antecede you can antecede they can antecede
V-ing form
I can be anteceding you can be anteceding he can be anteceding we can be anteceding you can be anteceding they can be anteceding
Perfect
I can have anteceded you can have anteceded he 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 he 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 he 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 he 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 he 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 he 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 he antecede? can we antecede? can you antecede? can they antecede?
V-ing form
can I be anteceding? can you be anteceding? can he be anteceding? can we be anteceding? can you be anteceding? can they be anteceding?
Perfect
can I have anteceded? can you have anteceded? can he 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 he 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 he 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 he 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 he 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 he have been anteceding? can't we have been anteceding? can't you have been anteceding? can't they have been anteceding?