I can antiquate you can antiquate she can antiquate we can antiquate you can antiquate they can antiquate
V-ing form
I can be antiquating you can be antiquating she can be antiquating we can be antiquating you can be antiquating they can be antiquating
Perfect
I can have antiquated you can have antiquated she can have antiquated we can have antiquated you can have antiquated they can have antiquated
V-ing perfect
I can have been antiquating you can have been antiquating she can have been antiquating we can have been antiquating you can have been antiquating they can have been antiquating
Negation
Simple form
I cannot antiquate you cannot antiquate she cannot antiquate we cannot antiquate you cannot antiquate they cannot antiquate
V-ing form
I cannot be antiquating you cannot be antiquating she cannot be antiquating we cannot be antiquating you cannot be antiquating they cannot be antiquating
Perfect
I cannot have antiquated you cannot have antiquated she cannot have antiquated we cannot have antiquated you cannot have antiquated they cannot have antiquated
V-ing perfect
I cannot have been antiquating you cannot have been antiquating she cannot have been antiquating we cannot have been antiquating you cannot have been antiquating they cannot have been antiquating
Interrogative form
Simple form
can I antiquate? can you antiquate? can she antiquate? can we antiquate? can you antiquate? can they antiquate?
V-ing form
can I be antiquating? can you be antiquating? can she be antiquating? can we be antiquating? can you be antiquating? can they be antiquating?
Perfect
can I have antiquated? can you have antiquated? can she have antiquated? can we have antiquated? can you have antiquated? can they have antiquated?
V-ing perfect
can I have been antiquating? can you have been antiquating? can she have been antiquating? can we have been antiquating? can you have been antiquating? can they have been antiquating?
Interro-negative form
Simple form
can I not antiquate? can you not antiquate? can she not antiquate? can we not antiquate? can you not antiquate? can they not antiquate?
V-ing form
can I not be antiquating? can you not be antiquating? can she not be antiquating? can we not be antiquating? can you not be antiquating? can they not be antiquating?
Perfect
can I not have antiquated? can you not have antiquated? can she not have antiquated? can we not have antiquated? can you not have antiquated? can they not have antiquated?
V-ing perfect
can I not have been antiquating? can you not have been antiquating? can she not have been antiquating? can we not have been antiquating? can you not have been antiquating? can they not have been antiquating?