I can abate you can abate she can abate we can abate you can abate they can abate
V-ing form
I can be abating you can be abating she can be abating we can be abating you can be abating they can be abating
Perfect
I can have abated you can have abated she can have abated we can have abated you can have abated they can have abated
V-ing perfect
I can have been abating you can have been abating she can have been abating we can have been abating you can have been abating they can have been abating
Negation
Simple form
I can't abate you can't abate she can't abate we can't abate you can't abate they can't abate
V-ing form
I can't be abating you can't be abating she can't be abating we can't be abating you can't be abating they can't be abating
Perfect
I can't have abated you can't have abated she can't have abated we can't have abated you can't have abated they can't have abated
V-ing perfect
I can't have been abating you can't have been abating she can't have been abating we can't have been abating you can't have been abating they can't have been abating
Interrogative form
Simple form
can I abate? can you abate? can she abate? can we abate? can you abate? can they abate?
V-ing form
can I be abating? can you be abating? can she be abating? can we be abating? can you be abating? can they be abating?
Perfect
can I have abated? can you have abated? can she have abated? can we have abated? can you have abated? can they have abated?
V-ing perfect
can I have been abating? can you have been abating? can she have been abating? can we have been abating? can you have been abating? can they have been abating?
Interro-negative form
Simple form
can't I abate? can't you abate? can't she abate? can't we abate? can't you abate? can't they abate?
V-ing form
can't I be abating? can't you be abating? can't she be abating? can't we be abating? can't you be abating? can't they be abating?
Perfect
can't I have abated? can't you have abated? can't she have abated? can't we have abated? can't you have abated? can't they have abated?
V-ing perfect
can't I have been abating? can't you have been abating? can't she have been abating? can't we have been abating? can't you have been abating? can't they have been abating?