can dabble
Regular verb: dabble - dabbled- dabbled

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can dabble
you can dabble
he can dabble
we can dabble
you can dabble
they can dabble 	I can be dabbling
you can be dabbling
he can be dabbling
we can be dabbling
you can be dabbling
they can be dabbling	I can have dabbled
you can have dabbled
he can have dabbled
we can have dabbled
you can have dabbled
they can have dabbled	I can have been dabbling
you can have been dabbling
he can have been dabbling
we can have been dabbling
you can have been dabbling
they can have been dabbling	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I cannot dabble
you cannot dabble
he cannot dabble
we cannot dabble
you cannot dabble
they cannot dabble 	I cannot be dabbling
you cannot be dabbling
he cannot be dabbling
we cannot be dabbling
you cannot be dabbling
they cannot be dabbling	I cannot have dabbled
you cannot have dabbled
he cannot have dabbled
we cannot have dabbled
you cannot have dabbled
they cannot have dabbled	I cannot have been dabbling
you cannot have been dabbling
he cannot have been dabbling
we cannot have been dabbling
you cannot have been dabbling
they cannot have been dabbling	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I dabble?
can you dabble?
can he dabble?
can we dabble?
can you dabble?
can they dabble? 	can I be dabbling?
can you be dabbling?
can he be dabbling?
can we be dabbling?
can you be dabbling?
can they be dabbling? 	can I have dabbled?
can you have dabbled?
can he have dabbled?
can we have dabbled?
can you have dabbled?
can they have dabbled? 	can I have been dabbling?
can you have been dabbling?
can he have been dabbling?
can we have been dabbling?
can you have been dabbling?
can they have been dabbling? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I not dabble?
can you not dabble?
can he not dabble?
can we not dabble?
can you not dabble?
can they not dabble? 	can I not be dabbling?
can you not be dabbling?
can he not be dabbling?
can we not be dabbling?
can you not be dabbling?
can they not be dabbling? 	can I not have dabbled?
can you not have dabbled?
can he not have dabbled?
can we not have dabbled?
can you not have dabbled?
can they not have dabbled? 	can I not have been dabbling?
can you not have been dabbling?
can he not have been dabbling?
can we not have been dabbling?
can you not have been dabbling?
can they not have been dabbling?