English verb conjugation
CAN CLUNK

Regular verb: clunk - clunked - clunked

Affirmation

Simple form	V-ing form
I can clunk you can clunk she can clunk we can clunk you can clunk they can clunk	I can be clunking you can be clunking she can be clunking we can be clunking you can be clunking they can be clunking
Perfect	V-ing perfect
I can have clunked you can have clunked she can have clunked we can have clunked you can have clunked they can have clunked	I can have been clunking you can have been clunking she can have been clunking we can have been clunking you can have been clunking they can have been clunking

Negation

Simple form	V-ing form
I cannot clunk you cannot clunk she cannot clunk we cannot clunk you cannot clunk they cannot clunk	I cannot be clunking you cannot be clunking she cannot be clunking we cannot be clunking you cannot be clunking they cannot be clunking
Perfect	V-ing perfect
I cannot have clunked you cannot have clunked she cannot have clunked we cannot have clunked you cannot have clunked they cannot have clunked	I cannot have been clunking you cannot have been clunking she cannot have been clunking we cannot have been clunking you cannot have been clunking they cannot have been clunking

Interrogative form

Simple form	V-ing form
can I clunk? can you clunk? can she clunk? can we clunk? can you clunk? can they clunk?	can I be clunking? can you be clunking? can she be clunking? can we be clunking? can you be clunking? can they be clunking?
Perfect	V-ing perfect
can I have clunked? can you have clunked? can she have clunked? can we have clunked? can you have clunked? can they have clunked?	can I have been clunking? can you have been clunking? can she have been clunking? can we have been clunking? can you have been clunking? can they have been clunking?

Interro-negative form

Simple form	V-ing form
can I not clunk? can you not clunk? can she not clunk? can we not clunk? can you not clunk? can they not clunk?	can I not be clunking? can you not be clunking? can she not be clunking? can we not be clunking? can you not be clunking? can they not be clunking?
Perfect	V-ing perfect
can I not have clunked? can you not have clunked? can she not have clunked? can we not have clunked? can you not have clunked? can they not have clunked?	can I not have been clunking? can you not have been clunking? can she not have been clunking? can we not have been clunking? can you not have been clunking? can they not have been clunking?