English verb conjugation
CAN ROBE

Regular verb: robe - robed - robed

Affirmation

Simple form	V-ing form
I can robe you can robe she can robe we can robe you can robe they can robe	I can be robing you can be robing she can be robing we can be robing you can be robing they can be robing
Perfect	V-ing perfect
I can have robed you can have robed she can have robed we can have robed you can have robed they can have robed	I can have been robing you can have been robing she can have been robing we can have been robing you can have been robing they can have been robing

Negation

Simple form	V-ing form
I can't robe you can't robe she can't robe we can't robe you can't robe they can't robe	I can't be robing you can't be robing she can't be robing we can't be robing you can't be robing they can't be robing
Perfect	V-ing perfect
I can't have robed you can't have robed she can't have robed we can't have robed you can't have robed they can't have robed	I can't have been robing you can't have been robing she can't have been robing we can't have been robing you can't have been robing they can't have been robing

Interrogative form

Simple form	V-ing form
can I robe? can you robe? can she robe? can we robe? can you robe? can they robe?	can I be robing? can you be robing? can she be robing? can we be robing? can you be robing? can they be robing?
Perfect	V-ing perfect
can I have robed? can you have robed? can she have robed? can we have robed? can you have robed? can they have robed?	can I have been robing? can you have been robing? can she have been robing? can we have been robing? can you have been robing? can they have been robing?

Interro-negative form

Simple form	V-ing form
can't I robe? can't you robe? can't she robe? can't we robe? can't you robe? can't they robe?	can't I be robing? can't you be robing? can't she be robing? can't we be robing? can't you be robing? can't they be robing?
Perfect	V-ing perfect
can't I have robed? can't you have robed? can't she have robed? can't we have robed? can't you have robed? can't they have robed?	can't I have been robing? can't you have been robing? can't she have been robing? can't we have been robing? can't you have been robing? can't they have been robing?