English verb conjugation
CAN CLUCK

Regular verb: cluck - clucked - clucked

Affirmation

Simple form	V-ing form
I can cluck you can cluck she can cluck we can cluck you can cluck they can cluck	I can be clucking you can be clucking she can be clucking we can be clucking you can be clucking they can be clucking
Perfect	V-ing perfect
I can have clucked you can have clucked she can have clucked we can have clucked you can have clucked they can have clucked	I can have been clucking you can have been clucking she can have been clucking we can have been clucking you can have been clucking they can have been clucking

Negation

Simple form	V-ing form
I can't cluck you can't cluck she can't cluck we can't cluck you can't cluck they can't cluck	I can't be clucking you can't be clucking she can't be clucking we can't be clucking you can't be clucking they can't be clucking
Perfect	V-ing perfect
I can't have clucked you can't have clucked she can't have clucked we can't have clucked you can't have clucked they can't have clucked	I can't have been clucking you can't have been clucking she can't have been clucking we can't have been clucking you can't have been clucking they can't have been clucking

Interrogative form

Simple form	V-ing form
can I cluck? can you cluck? can she cluck? can we cluck? can you cluck? can they cluck?	can I be clucking? can you be clucking? can she be clucking? can we be clucking? can you be clucking? can they be clucking?
Perfect	V-ing perfect
can I have clucked? can you have clucked? can she have clucked? can we have clucked? can you have clucked? can they have clucked?	can I have been clucking? can you have been clucking? can she have been clucking? can we have been clucking? can you have been clucking? can they have been clucking?

Interro-negative form

Simple form	V-ing form
can't I cluck? can't you cluck? can't she cluck? can't we cluck? can't you cluck? can't they cluck?	can't I be clucking? can't you be clucking? can't she be clucking? can't we be clucking? can't you be clucking? can't they be clucking?
Perfect	V-ing perfect
can't I have clucked? can't you have clucked? can't she have clucked? can't we have clucked? can't you have clucked? can't they have clucked?	can't I have been clucking? can't you have been clucking? can't she have been clucking? can't we have been clucking? can't you have been clucking? can't they have been clucking?