I can dab you can dab she can dab we can dab you can dab they can dab
V-ing form
I can be dabbing you can be dabbing she can be dabbing we can be dabbing you can be dabbing they can be dabbing
Perfect
I can have dabbed you can have dabbed she can have dabbed we can have dabbed you can have dabbed they can have dabbed
V-ing perfect
I can have been dabbing you can have been dabbing she can have been dabbing we can have been dabbing you can have been dabbing they can have been dabbing
Negation
Simple form
I cannot dab you cannot dab she cannot dab we cannot dab you cannot dab they cannot dab
V-ing form
I cannot be dabbing you cannot be dabbing she cannot be dabbing we cannot be dabbing you cannot be dabbing they cannot be dabbing
Perfect
I cannot have dabbed you cannot have dabbed she cannot have dabbed we cannot have dabbed you cannot have dabbed they cannot have dabbed
V-ing perfect
I cannot have been dabbing you cannot have been dabbing she cannot have been dabbing we cannot have been dabbing you cannot have been dabbing they cannot have been dabbing
Interrogative form
Simple form
can I dab? can you dab? can she dab? can we dab? can you dab? can they dab?
V-ing form
can I be dabbing? can you be dabbing? can she be dabbing? can we be dabbing? can you be dabbing? can they be dabbing?
Perfect
can I have dabbed? can you have dabbed? can she have dabbed? can we have dabbed? can you have dabbed? can they have dabbed?
V-ing perfect
can I have been dabbing? can you have been dabbing? can she have been dabbing? can we have been dabbing? can you have been dabbing? can they have been dabbing?
Interro-negative form
Simple form
can I not dab? can you not dab? can she not dab? can we not dab? can you not dab? can they not dab?
V-ing form
can I not be dabbing? can you not be dabbing? can she not be dabbing? can we not be dabbing? can you not be dabbing? can they not be dabbing?
Perfect
can I not have dabbed? can you not have dabbed? can she not have dabbed? can we not have dabbed? can you not have dabbed? can they not have dabbed?
V-ing perfect
can I not have been dabbing? can you not have been dabbing? can she not have been dabbing? can we not have been dabbing? can you not have been dabbing? can they not have been dabbing?