English verb conjugation
CAN WRECK

Regular verb: wreck - wrecked - wrecked

Affirmation

Simple form	V-ing form
I can wreck you can wreck he can wreck we can wreck you can wreck they can wreck	I can be wrecking you can be wrecking he can be wrecking we can be wrecking you can be wrecking they can be wrecking
Perfect	V-ing perfect
I can have wrecked you can have wrecked he can have wrecked we can have wrecked you can have wrecked they can have wrecked	I can have been wrecking you can have been wrecking he can have been wrecking we can have been wrecking you can have been wrecking they can have been wrecking

Negation

Simple form	V-ing form
I can't wreck you can't wreck he can't wreck we can't wreck you can't wreck they can't wreck	I can't be wrecking you can't be wrecking he can't be wrecking we can't be wrecking you can't be wrecking they can't be wrecking
Perfect	V-ing perfect
I can't have wrecked you can't have wrecked he can't have wrecked we can't have wrecked you can't have wrecked they can't have wrecked	I can't have been wrecking you can't have been wrecking he can't have been wrecking we can't have been wrecking you can't have been wrecking they can't have been wrecking

Interrogative form

Simple form	V-ing form
can I wreck? can you wreck? can he wreck? can we wreck? can you wreck? can they wreck?	can I be wrecking? can you be wrecking? can he be wrecking? can we be wrecking? can you be wrecking? can they be wrecking?
Perfect	V-ing perfect
can I have wrecked? can you have wrecked? can he have wrecked? can we have wrecked? can you have wrecked? can they have wrecked?	can I have been wrecking? can you have been wrecking? can he have been wrecking? can we have been wrecking? can you have been wrecking? can they have been wrecking?

Interro-negative form

Simple form	V-ing form
can't I wreck? can't you wreck? can't he wreck? can't we wreck? can't you wreck? can't they wreck?	can't I be wrecking? can't you be wrecking? can't he be wrecking? can't we be wrecking? can't you be wrecking? can't they be wrecking?
Perfect	V-ing perfect
can't I have wrecked? can't you have wrecked? can't he have wrecked? can't we have wrecked? can't you have wrecked? can't they have wrecked?	can't I have been wrecking? can't you have been wrecking? can't he have been wrecking? can't we have been wrecking? can't you have been wrecking? can't they have been wrecking?