English verb conjugation
CAN TAUTEN

Regular verb: tauten - tautened - tautened

Affirmation

Simple form	V-ing form
I can tauten you can tauten he can tauten we can tauten you can tauten they can tauten	I can be tautening you can be tautening he can be tautening we can be tautening you can be tautening they can be tautening
Perfect	V-ing perfect
I can have tautened you can have tautened he can have tautened we can have tautened you can have tautened they can have tautened	I can have been tautening you can have been tautening he can have been tautening we can have been tautening you can have been tautening they can have been tautening

Negation

Simple form	V-ing form
I can't tauten you can't tauten he can't tauten we can't tauten you can't tauten they can't tauten	I can't be tautening you can't be tautening he can't be tautening we can't be tautening you can't be tautening they can't be tautening
Perfect	V-ing perfect
I can't have tautened you can't have tautened he can't have tautened we can't have tautened you can't have tautened they can't have tautened	I can't have been tautening you can't have been tautening he can't have been tautening we can't have been tautening you can't have been tautening they can't have been tautening

Interrogative form

Simple form	V-ing form
can I tauten? can you tauten? can he tauten? can we tauten? can you tauten? can they tauten?	can I be tautening? can you be tautening? can he be tautening? can we be tautening? can you be tautening? can they be tautening?
Perfect	V-ing perfect
can I have tautened? can you have tautened? can he have tautened? can we have tautened? can you have tautened? can they have tautened?	can I have been tautening? can you have been tautening? can he have been tautening? can we have been tautening? can you have been tautening? can they have been tautening?

Interro-negative form

Simple form	V-ing form
can't I tauten? can't you tauten? can't he tauten? can't we tauten? can't you tauten? can't they tauten?	can't I be tautening? can't you be tautening? can't he be tautening? can't we be tautening? can't you be tautening? can't they be tautening?
Perfect	V-ing perfect
can't I have tautened? can't you have tautened? can't he have tautened? can't we have tautened? can't you have tautened? can't they have tautened?	can't I have been tautening? can't you have been tautening? can't he have been tautening? can't we have been tautening? can't you have been tautening? can't they have been tautening?