English verb conjugation
CAN SWIG

Regular verb: swig - swigged - swigged

Affirmation

Simple form	V-ing form
I can swig you can swig he can swig we can swig you can swig they can swig	I can be swigging you can be swigging he can be swigging we can be swigging you can be swigging they can be swigging
Perfect	V-ing perfect
I can have swigged you can have swigged he can have swigged we can have swigged you can have swigged they can have swigged	I can have been swigging you can have been swigging he can have been swigging we can have been swigging you can have been swigging they can have been swigging

Negation

Simple form	V-ing form
I can't swig you can't swig he can't swig we can't swig you can't swig they can't swig	I can't be swigging you can't be swigging he can't be swigging we can't be swigging you can't be swigging they can't be swigging
Perfect	V-ing perfect
I can't have swigged you can't have swigged he can't have swigged we can't have swigged you can't have swigged they can't have swigged	I can't have been swigging you can't have been swigging he can't have been swigging we can't have been swigging you can't have been swigging they can't have been swigging

Interrogative form

Simple form	V-ing form
can I swig? can you swig? can he swig? can we swig? can you swig? can they swig?	can I be swigging? can you be swigging? can he be swigging? can we be swigging? can you be swigging? can they be swigging?
Perfect	V-ing perfect
can I have swigged? can you have swigged? can he have swigged? can we have swigged? can you have swigged? can they have swigged?	can I have been swigging? can you have been swigging? can he have been swigging? can we have been swigging? can you have been swigging? can they have been swigging?

Interro-negative form

Simple form	V-ing form
can't I swig? can't you swig? can't he swig? can't we swig? can't you swig? can't they swig?	can't I be swigging? can't you be swigging? can't he be swigging? can't we be swigging? can't you be swigging? can't they be swigging?
Perfect	V-ing perfect
can't I have swigged? can't you have swigged? can't he have swigged? can't we have swigged? can't you have swigged? can't they have swigged?	can't I have been swigging? can't you have been swigging? can't he have been swigging? can't we have been swigging? can't you have been swigging? can't they have been swigging?