English verb conjugation
COULD SUNTAN

Regular verb: suntan - suntaned - suntaned

Affirmation

Simple form	V-ing form
I could suntan you could suntan he could suntan we could suntan you could suntan they could suntan	I could be suntaning you could be suntaning he could be suntaning we could be suntaning you could be suntaning they could be suntaning
Perfect	V-ing perfect
I could have suntaned you could have suntaned he could have suntaned we could have suntaned you could have suntaned they could have suntaned	I could have been suntaning you could have been suntaning he could have been suntaning we could have been suntaning you could have been suntaning they could have been suntaning

Negation

Simple form	V-ing form
I could not suntan you could not suntan he could not suntan we could not suntan you could not suntan they could not suntan	I could not be suntaning you could not be suntaning he could not be suntaning we could not be suntaning you could not be suntaning they could not be suntaning
Perfect	V-ing perfect
I could not have suntaned you could not have suntaned he could not have suntaned we could not have suntaned you could not have suntaned they could not have suntaned	I could not have been suntaning you could not have been suntaning he could not have been suntaning we could not have been suntaning you could not have been suntaning they could not have been suntaning

Interrogative form

Simple form	V-ing form
could I suntan? could you suntan? could he suntan? could we suntan? could you suntan? could they suntan?	could I be suntaning? could you be suntaning? could he be suntaning? could we be suntaning? could you be suntaning? could they be suntaning?
Perfect	V-ing perfect
could I have suntaned? could you have suntaned? could he have suntaned? could we have suntaned? could you have suntaned? could they have suntaned?	could I have been suntaning? could you have been suntaning? could he have been suntaning? could we have been suntaning? could you have been suntaning? could they have been suntaning?

Interro-negative form

Simple form	V-ing form
could I not suntan? could you not suntan? could he not suntan? could we not suntan? could you not suntan? could they not suntan?	could I not be suntaning? could you not be suntaning? could he not be suntaning? could we not be suntaning? could you not be suntaning? could they not be suntaning?
Perfect	V-ing perfect
could I not have suntaned? could you not have suntaned? could he not have suntaned? could we not have suntaned? could you not have suntaned? could they not have suntaned?	could I not have been suntaning? could you not have been suntaning? could he not have been suntaning? could we not have been suntaning? could you not have been suntaning? could they not have been suntaning?