English verb conjugation
CAN POCKMARK

Regular verb: pockmark - pockmarked - pockmarked

Affirmation

Simple form	V-ing form
I can pockmark you can pockmark he can pockmark we can pockmark you can pockmark they can pockmark	I can be pockmarking you can be pockmarking he can be pockmarking we can be pockmarking you can be pockmarking they can be pockmarking
Perfect	V-ing perfect
I can have pockmarked you can have pockmarked he can have pockmarked we can have pockmarked you can have pockmarked they can have pockmarked	I can have been pockmarking you can have been pockmarking he can have been pockmarking we can have been pockmarking you can have been pockmarking they can have been pockmarking

Negation

Simple form	V-ing form
I can't pockmark you can't pockmark he can't pockmark we can't pockmark you can't pockmark they can't pockmark	I can't be pockmarking you can't be pockmarking he can't be pockmarking we can't be pockmarking you can't be pockmarking they can't be pockmarking
Perfect	V-ing perfect
I can't have pockmarked you can't have pockmarked he can't have pockmarked we can't have pockmarked you can't have pockmarked they can't have pockmarked	I can't have been pockmarking you can't have been pockmarking he can't have been pockmarking we can't have been pockmarking you can't have been pockmarking they can't have been pockmarking

Interrogative form

Simple form	V-ing form
can I pockmark? can you pockmark? can he pockmark? can we pockmark? can you pockmark? can they pockmark?	can I be pockmarking? can you be pockmarking? can he be pockmarking? can we be pockmarking? can you be pockmarking? can they be pockmarking?
Perfect	V-ing perfect
can I have pockmarked? can you have pockmarked? can he have pockmarked? can we have pockmarked? can you have pockmarked? can they have pockmarked?	can I have been pockmarking? can you have been pockmarking? can he have been pockmarking? can we have been pockmarking? can you have been pockmarking? can they have been pockmarking?

Interro-negative form

Simple form	V-ing form
can't I pockmark? can't you pockmark? can't he pockmark? can't we pockmark? can't you pockmark? can't they pockmark?	can't I be pockmarking? can't you be pockmarking? can't he be pockmarking? can't we be pockmarking? can't you be pockmarking? can't they be pockmarking?
Perfect	V-ing perfect
can't I have pockmarked? can't you have pockmarked? can't he have pockmarked? can't we have pockmarked? can't you have pockmarked? can't they have pockmarked?	can't I have been pockmarking? can't you have been pockmarking? can't he have been pockmarking? can't we have been pockmarking? can't you have been pockmarking? can't they have been pockmarking?