I can abolish you can abolish she can abolish we can abolish you can abolish they can abolish
V-ing form
I can be abolishing you can be abolishing she can be abolishing we can be abolishing you can be abolishing they can be abolishing
Perfect
I can have abolished you can have abolished she can have abolished we can have abolished you can have abolished they can have abolished
V-ing perfect
I can have been abolishing you can have been abolishing she can have been abolishing we can have been abolishing you can have been abolishing they can have been abolishing
Negation
Simple form
I cannot abolish you cannot abolish she cannot abolish we cannot abolish you cannot abolish they cannot abolish
V-ing form
I cannot be abolishing you cannot be abolishing she cannot be abolishing we cannot be abolishing you cannot be abolishing they cannot be abolishing
Perfect
I cannot have abolished you cannot have abolished she cannot have abolished we cannot have abolished you cannot have abolished they cannot have abolished
V-ing perfect
I cannot have been abolishing you cannot have been abolishing she cannot have been abolishing we cannot have been abolishing you cannot have been abolishing they cannot have been abolishing
Interrogative form
Simple form
can I abolish? can you abolish? can she abolish? can we abolish? can you abolish? can they abolish?
V-ing form
can I be abolishing? can you be abolishing? can she be abolishing? can we be abolishing? can you be abolishing? can they be abolishing?
Perfect
can I have abolished? can you have abolished? can she have abolished? can we have abolished? can you have abolished? can they have abolished?
V-ing perfect
can I have been abolishing? can you have been abolishing? can she have been abolishing? can we have been abolishing? can you have been abolishing? can they have been abolishing?
Interro-negative form
Simple form
can I not abolish? can you not abolish? can she not abolish? can we not abolish? can you not abolish? can they not abolish?
V-ing form
can I not be abolishing? can you not be abolishing? can she not be abolishing? can we not be abolishing? can you not be abolishing? can they not be abolishing?
Perfect
can I not have abolished? can you not have abolished? can she not have abolished? can we not have abolished? can you not have abolished? can they not have abolished?
V-ing perfect
can I not have been abolishing? can you not have been abolishing? can she not have been abolishing? can we not have been abolishing? can you not have been abolishing? can they not have been abolishing?