English verb conjugation
CAN DOODLE

Regular verb: doodle - doodled - doodled

Affirmation

Simple form	V-ing form
I can doodle you can doodle he can doodle we can doodle you can doodle they can doodle	I can be doodling you can be doodling he can be doodling we can be doodling you can be doodling they can be doodling
Perfect	V-ing perfect
I can have doodled you can have doodled he can have doodled we can have doodled you can have doodled they can have doodled	I can have been doodling you can have been doodling he can have been doodling we can have been doodling you can have been doodling they can have been doodling

Negation

Simple form	V-ing form
I can't doodle you can't doodle he can't doodle we can't doodle you can't doodle they can't doodle	I can't be doodling you can't be doodling he can't be doodling we can't be doodling you can't be doodling they can't be doodling
Perfect	V-ing perfect
I can't have doodled you can't have doodled he can't have doodled we can't have doodled you can't have doodled they can't have doodled	I can't have been doodling you can't have been doodling he can't have been doodling we can't have been doodling you can't have been doodling they can't have been doodling

Interrogative form

Simple form	V-ing form
can I doodle? can you doodle? can he doodle? can we doodle? can you doodle? can they doodle?	can I be doodling? can you be doodling? can he be doodling? can we be doodling? can you be doodling? can they be doodling?
Perfect	V-ing perfect
can I have doodled? can you have doodled? can he have doodled? can we have doodled? can you have doodled? can they have doodled?	can I have been doodling? can you have been doodling? can he have been doodling? can we have been doodling? can you have been doodling? can they have been doodling?

Interro-negative form

Simple form	V-ing form
can't I doodle? can't you doodle? can't he doodle? can't we doodle? can't you doodle? can't they doodle?	can't I be doodling? can't you be doodling? can't he be doodling? can't we be doodling? can't you be doodling? can't they be doodling?
Perfect	V-ing perfect
can't I have doodled? can't you have doodled? can't he have doodled? can't we have doodled? can't you have doodled? can't they have doodled?	can't I have been doodling? can't you have been doodling? can't he have been doodling? can't we have been doodling? can't you have been doodling? can't they have been doodling?