can scribble
Regular verb: scribble - scribbled- scribbled

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can scribble
you can scribble
she can scribble
we can scribble
you can scribble
they can scribble 	I can be scribbling
you can be scribbling
she can be scribbling
we can be scribbling
you can be scribbling
they can be scribbling	I can have scribbled
you can have scribbled
she can have scribbled
we can have scribbled
you can have scribbled
they can have scribbled	I can have been scribbling
you can have been scribbling
she can have been scribbling
we can have been scribbling
you can have been scribbling
they can have been scribbling	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can't scribble
you can't scribble
she can't scribble
we can't scribble
you can't scribble
they can't scribble 	I can't be scribbling
you can't be scribbling
she can't be scribbling
we can't be scribbling
you can't be scribbling
they can't be scribbling	I can't have scribbled
you can't have scribbled
she can't have scribbled
we can't have scribbled
you can't have scribbled
they can't have scribbled	I can't have been scribbling
you can't have been scribbling
she can't have been scribbling
we can't have been scribbling
you can't have been scribbling
they can't have been scribbling	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I scribble?
can you scribble?
can she scribble?
can we scribble?
can you scribble?
can they scribble? 	can I be scribbling?
can you be scribbling?
can she be scribbling?
can we be scribbling?
can you be scribbling?
can they be scribbling? 	can I have scribbled?
can you have scribbled?
can she have scribbled?
can we have scribbled?
can you have scribbled?
can they have scribbled? 	can I have been scribbling?
can you have been scribbling?
can she have been scribbling?
can we have been scribbling?
can you have been scribbling?
can they have been scribbling? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can't I scribble?
can't you scribble?
can't she scribble?
can't we scribble?
can't you scribble?
can't they scribble? 	can't I be scribbling?
can't you be scribbling?
can't she be scribbling?
can't we be scribbling?
can't you be scribbling?
can't they be scribbling? 	can't I have scribbled?
can't you have scribbled?
can't she have scribbled?
can't we have scribbled?
can't you have scribbled?
can't they have scribbled? 	can't I have been scribbling?
can't you have been scribbling?
can't she have been scribbling?
can't we have been scribbling?
can't you have been scribbling?
can't they have been scribbling?