English verb conjugation
CAN RAG

Regular verb: rag - ragged - ragged

Affirmation

Simple form	V-ing form
I can rag you can rag he can rag we can rag you can rag they can rag	I can be ragging you can be ragging he can be ragging we can be ragging you can be ragging they can be ragging
Perfect	V-ing perfect
I can have ragged you can have ragged he can have ragged we can have ragged you can have ragged they can have ragged	I can have been ragging you can have been ragging he can have been ragging we can have been ragging you can have been ragging they can have been ragging

Negation

Simple form	V-ing form
I can't rag you can't rag he can't rag we can't rag you can't rag they can't rag	I can't be ragging you can't be ragging he can't be ragging we can't be ragging you can't be ragging they can't be ragging
Perfect	V-ing perfect
I can't have ragged you can't have ragged he can't have ragged we can't have ragged you can't have ragged they can't have ragged	I can't have been ragging you can't have been ragging he can't have been ragging we can't have been ragging you can't have been ragging they can't have been ragging

Interrogative form

Simple form	V-ing form
can I rag? can you rag? can he rag? can we rag? can you rag? can they rag?	can I be ragging? can you be ragging? can he be ragging? can we be ragging? can you be ragging? can they be ragging?
Perfect	V-ing perfect
can I have ragged? can you have ragged? can he have ragged? can we have ragged? can you have ragged? can they have ragged?	can I have been ragging? can you have been ragging? can he have been ragging? can we have been ragging? can you have been ragging? can they have been ragging?

Interro-negative form

Simple form	V-ing form
can't I rag? can't you rag? can't he rag? can't we rag? can't you rag? can't they rag?	can't I be ragging? can't you be ragging? can't he be ragging? can't we be ragging? can't you be ragging? can't they be ragging?
Perfect	V-ing perfect
can't I have ragged? can't you have ragged? can't he have ragged? can't we have ragged? can't you have ragged? can't they have ragged?	can't I have been ragging? can't you have been ragging? can't he have been ragging? can't we have been ragging? can't you have been ragging? can't they have been ragging?