English verb conjugation
CAN STAG

Regular verb: stag - staged - staged

Affirmation

Simple form	V-ing form
I can stag you can stag she can stag we can stag you can stag they can stag	I can be staging you can be staging she can be staging we can be staging you can be staging they can be staging
Perfect	V-ing perfect
I can have staged you can have staged she can have staged we can have staged you can have staged they can have staged	I can have been staging you can have been staging she can have been staging we can have been staging you can have been staging they can have been staging

Negation

Simple form	V-ing form
I can't stag you can't stag she can't stag we can't stag you can't stag they can't stag	I can't be staging you can't be staging she can't be staging we can't be staging you can't be staging they can't be staging
Perfect	V-ing perfect
I can't have staged you can't have staged she can't have staged we can't have staged you can't have staged they can't have staged	I can't have been staging you can't have been staging she can't have been staging we can't have been staging you can't have been staging they can't have been staging

Interrogative form

Simple form	V-ing form
can I stag? can you stag? can she stag? can we stag? can you stag? can they stag?	can I be staging? can you be staging? can she be staging? can we be staging? can you be staging? can they be staging?
Perfect	V-ing perfect
can I have staged? can you have staged? can she have staged? can we have staged? can you have staged? can they have staged?	can I have been staging? can you have been staging? can she have been staging? can we have been staging? can you have been staging? can they have been staging?

Interro-negative form

Simple form	V-ing form
can't I stag? can't you stag? can't she stag? can't we stag? can't you stag? can't they stag?	can't I be staging? can't you be staging? can't she be staging? can't we be staging? can't you be staging? can't they be staging?
Perfect	V-ing perfect
can't I have staged? can't you have staged? can't she have staged? can't we have staged? can't you have staged? can't they have staged?	can't I have been staging? can't you have been staging? can't she have been staging? can't we have been staging? can't you have been staging? can't they have been staging?