English verb conjugation
CAN FLECK

Regular verb: fleck - flecked - flecked

Affirmation

Simple form	V-ing form
I can fleck you can fleck he can fleck we can fleck you can fleck they can fleck	I can be flecking you can be flecking he can be flecking we can be flecking you can be flecking they can be flecking
Perfect	V-ing perfect
I can have flecked you can have flecked he can have flecked we can have flecked you can have flecked they can have flecked	I can have been flecking you can have been flecking he can have been flecking we can have been flecking you can have been flecking they can have been flecking

Negation

Simple form	V-ing form
I cannot fleck you cannot fleck he cannot fleck we cannot fleck you cannot fleck they cannot fleck	I cannot be flecking you cannot be flecking he cannot be flecking we cannot be flecking you cannot be flecking they cannot be flecking
Perfect	V-ing perfect
I cannot have flecked you cannot have flecked he cannot have flecked we cannot have flecked you cannot have flecked they cannot have flecked	I cannot have been flecking you cannot have been flecking he cannot have been flecking we cannot have been flecking you cannot have been flecking they cannot have been flecking

Interrogative form

Simple form	V-ing form
can I fleck? can you fleck? can he fleck? can we fleck? can you fleck? can they fleck?	can I be flecking? can you be flecking? can he be flecking? can we be flecking? can you be flecking? can they be flecking?
Perfect	V-ing perfect
can I have flecked? can you have flecked? can he have flecked? can we have flecked? can you have flecked? can they have flecked?	can I have been flecking? can you have been flecking? can he have been flecking? can we have been flecking? can you have been flecking? can they have been flecking?

Interro-negative form

Simple form	V-ing form
can I not fleck? can you not fleck? can he not fleck? can we not fleck? can you not fleck? can they not fleck?	can I not be flecking? can you not be flecking? can he not be flecking? can we not be flecking? can you not be flecking? can they not be flecking?
Perfect	V-ing perfect
can I not have flecked? can you not have flecked? can he not have flecked? can we not have flecked? can you not have flecked? can they not have flecked?	can I not have been flecking? can you not have been flecking? can he not have been flecking? can we not have been flecking? can you not have been flecking? can they not have been flecking?