English verb conjugation
CAN SCRIBBLE

Regular verb: scribble - scribbled - scribbled

Affirmation

Simple form	V-ing form
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
Perfect	V-ing perfect
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
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
Perfect	V-ing perfect
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
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?
Perfect	V-ing perfect
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
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?
Perfect	V-ing perfect
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?