I can catalog you can catalog she can catalog we can catalog you can catalog they can catalog
V-ing form
I can be cataloging you can be cataloging she can be cataloging we can be cataloging you can be cataloging they can be cataloging
Perfect
I can have cataloged you can have cataloged she can have cataloged we can have cataloged you can have cataloged they can have cataloged
V-ing perfect
I can have been cataloging you can have been cataloging she can have been cataloging we can have been cataloging you can have been cataloging they can have been cataloging
Negation
Simple form
I cannot catalog you cannot catalog she cannot catalog we cannot catalog you cannot catalog they cannot catalog
V-ing form
I cannot be cataloging you cannot be cataloging she cannot be cataloging we cannot be cataloging you cannot be cataloging they cannot be cataloging
Perfect
I cannot have cataloged you cannot have cataloged she cannot have cataloged we cannot have cataloged you cannot have cataloged they cannot have cataloged
V-ing perfect
I cannot have been cataloging you cannot have been cataloging she cannot have been cataloging we cannot have been cataloging you cannot have been cataloging they cannot have been cataloging
Interrogative form
Simple form
can I catalog? can you catalog? can she catalog? can we catalog? can you catalog? can they catalog?
V-ing form
can I be cataloging? can you be cataloging? can she be cataloging? can we be cataloging? can you be cataloging? can they be cataloging?
Perfect
can I have cataloged? can you have cataloged? can she have cataloged? can we have cataloged? can you have cataloged? can they have cataloged?
V-ing perfect
can I have been cataloging? can you have been cataloging? can she have been cataloging? can we have been cataloging? can you have been cataloging? can they have been cataloging?
Interro-negative form
Simple form
can I not catalog? can you not catalog? can she not catalog? can we not catalog? can you not catalog? can they not catalog?
V-ing form
can I not be cataloging? can you not be cataloging? can she not be cataloging? can we not be cataloging? can you not be cataloging? can they not be cataloging?
Perfect
can I not have cataloged? can you not have cataloged? can she not have cataloged? can we not have cataloged? can you not have cataloged? can they not have cataloged?
V-ing perfect
can I not have been cataloging? can you not have been cataloging? can she not have been cataloging? can we not have been cataloging? can you not have been cataloging? can they not have been cataloging?