I can exclude you can exclude she can exclude we can exclude you can exclude they can exclude
V-ing form
I can be excluding you can be excluding she can be excluding we can be excluding you can be excluding they can be excluding
Perfect
I can have excluded you can have excluded she can have excluded we can have excluded you can have excluded they can have excluded
V-ing perfect
I can have been excluding you can have been excluding she can have been excluding we can have been excluding you can have been excluding they can have been excluding
Negation
Simple form
I cannot exclude you cannot exclude she cannot exclude we cannot exclude you cannot exclude they cannot exclude
V-ing form
I cannot be excluding you cannot be excluding she cannot be excluding we cannot be excluding you cannot be excluding they cannot be excluding
Perfect
I cannot have excluded you cannot have excluded she cannot have excluded we cannot have excluded you cannot have excluded they cannot have excluded
V-ing perfect
I cannot have been excluding you cannot have been excluding she cannot have been excluding we cannot have been excluding you cannot have been excluding they cannot have been excluding
Interrogative form
Simple form
can I exclude? can you exclude? can she exclude? can we exclude? can you exclude? can they exclude?
V-ing form
can I be excluding? can you be excluding? can she be excluding? can we be excluding? can you be excluding? can they be excluding?
Perfect
can I have excluded? can you have excluded? can she have excluded? can we have excluded? can you have excluded? can they have excluded?
V-ing perfect
can I have been excluding? can you have been excluding? can she have been excluding? can we have been excluding? can you have been excluding? can they have been excluding?
Interro-negative form
Simple form
can I not exclude? can you not exclude? can she not exclude? can we not exclude? can you not exclude? can they not exclude?
V-ing form
can I not be excluding? can you not be excluding? can she not be excluding? can we not be excluding? can you not be excluding? can they not be excluding?
Perfect
can I not have excluded? can you not have excluded? can she not have excluded? can we not have excluded? can you not have excluded? can they not have excluded?
V-ing perfect
can I not have been excluding? can you not have been excluding? can she not have been excluding? can we not have been excluding? can you not have been excluding? can they not have been excluding?