English verb conjugation
CAN NUMBER

Regular verb: number - numbered - numbered

Affirmation

Simple form	V-ing form
I can number you can number she can number we can number you can number they can number	I can be numbering you can be numbering she can be numbering we can be numbering you can be numbering they can be numbering
Perfect	V-ing perfect
I can have numbered you can have numbered she can have numbered we can have numbered you can have numbered they can have numbered	I can have been numbering you can have been numbering she can have been numbering we can have been numbering you can have been numbering they can have been numbering

Negation

Simple form	V-ing form
I can't number you can't number she can't number we can't number you can't number they can't number	I can't be numbering you can't be numbering she can't be numbering we can't be numbering you can't be numbering they can't be numbering
Perfect	V-ing perfect
I can't have numbered you can't have numbered she can't have numbered we can't have numbered you can't have numbered they can't have numbered	I can't have been numbering you can't have been numbering she can't have been numbering we can't have been numbering you can't have been numbering they can't have been numbering

Interrogative form

Simple form	V-ing form
can I number? can you number? can she number? can we number? can you number? can they number?	can I be numbering? can you be numbering? can she be numbering? can we be numbering? can you be numbering? can they be numbering?
Perfect	V-ing perfect
can I have numbered? can you have numbered? can she have numbered? can we have numbered? can you have numbered? can they have numbered?	can I have been numbering? can you have been numbering? can she have been numbering? can we have been numbering? can you have been numbering? can they have been numbering?

Interro-negative form

Simple form	V-ing form
can't I number? can't you number? can't she number? can't we number? can't you number? can't they number?	can't I be numbering? can't you be numbering? can't she be numbering? can't we be numbering? can't you be numbering? can't they be numbering?
Perfect	V-ing perfect
can't I have numbered? can't you have numbered? can't she have numbered? can't we have numbered? can't you have numbered? can't they have numbered?	can't I have been numbering? can't you have been numbering? can't she have been numbering? can't we have been numbering? can't you have been numbering? can't they have been numbering?