English verb conjugation
CAN SERGE

Regular verb: serge - serged - serged

Affirmation

Simple form	V-ing form
I can serge you can serge she can serge we can serge you can serge they can serge	I can be serging you can be serging she can be serging we can be serging you can be serging they can be serging
Perfect	V-ing perfect
I can have serged you can have serged she can have serged we can have serged you can have serged they can have serged	I can have been serging you can have been serging she can have been serging we can have been serging you can have been serging they can have been serging

Negation

Simple form	V-ing form
I can't serge you can't serge she can't serge we can't serge you can't serge they can't serge	I can't be serging you can't be serging she can't be serging we can't be serging you can't be serging they can't be serging
Perfect	V-ing perfect
I can't have serged you can't have serged she can't have serged we can't have serged you can't have serged they can't have serged	I can't have been serging you can't have been serging she can't have been serging we can't have been serging you can't have been serging they can't have been serging

Interrogative form

Simple form	V-ing form
can I serge? can you serge? can she serge? can we serge? can you serge? can they serge?	can I be serging? can you be serging? can she be serging? can we be serging? can you be serging? can they be serging?
Perfect	V-ing perfect
can I have serged? can you have serged? can she have serged? can we have serged? can you have serged? can they have serged?	can I have been serging? can you have been serging? can she have been serging? can we have been serging? can you have been serging? can they have been serging?

Interro-negative form

Simple form	V-ing form
can't I serge? can't you serge? can't she serge? can't we serge? can't you serge? can't they serge?	can't I be serging? can't you be serging? can't she be serging? can't we be serging? can't you be serging? can't they be serging?
Perfect	V-ing perfect
can't I have serged? can't you have serged? can't she have serged? can't we have serged? can't you have serged? can't they have serged?	can't I have been serging? can't you have been serging? can't she have been serging? can't we have been serging? can't you have been serging? can't they have been serging?