English verb conjugation
COULD RADIOLABEL

Regular verb: radiolabel - radiolabeled - radiolabeled

Affirmation

Simple form	V-ing form
I could radiolabel you could radiolabel he could radiolabel we could radiolabel you could radiolabel they could radiolabel	I could be radiolabeling you could be radiolabeling he could be radiolabeling we could be radiolabeling you could be radiolabeling they could be radiolabeling
Perfect	V-ing perfect
I could have radiolabeled you could have radiolabeled he could have radiolabeled we could have radiolabeled you could have radiolabeled they could have radiolabeled	I could have been radiolabeling you could have been radiolabeling he could have been radiolabeling we could have been radiolabeling you could have been radiolabeling they could have been radiolabeling

Negation

Simple form	V-ing form
I could not radiolabel you could not radiolabel he could not radiolabel we could not radiolabel you could not radiolabel they could not radiolabel	I could not be radiolabeling you could not be radiolabeling he could not be radiolabeling we could not be radiolabeling you could not be radiolabeling they could not be radiolabeling
Perfect	V-ing perfect
I could not have radiolabeled you could not have radiolabeled he could not have radiolabeled we could not have radiolabeled you could not have radiolabeled they could not have radiolabeled	I could not have been radiolabeling you could not have been radiolabeling he could not have been radiolabeling we could not have been radiolabeling you could not have been radiolabeling they could not have been radiolabeling

Interrogative form

Simple form	V-ing form
could I radiolabel? could you radiolabel? could he radiolabel? could we radiolabel? could you radiolabel? could they radiolabel?	could I be radiolabeling? could you be radiolabeling? could he be radiolabeling? could we be radiolabeling? could you be radiolabeling? could they be radiolabeling?
Perfect	V-ing perfect
could I have radiolabeled? could you have radiolabeled? could he have radiolabeled? could we have radiolabeled? could you have radiolabeled? could they have radiolabeled?	could I have been radiolabeling? could you have been radiolabeling? could he have been radiolabeling? could we have been radiolabeling? could you have been radiolabeling? could they have been radiolabeling?

Interro-negative form

Simple form	V-ing form
could I not radiolabel? could you not radiolabel? could he not radiolabel? could we not radiolabel? could you not radiolabel? could they not radiolabel?	could I not be radiolabeling? could you not be radiolabeling? could he not be radiolabeling? could we not be radiolabeling? could you not be radiolabeling? could they not be radiolabeling?
Perfect	V-ing perfect
could I not have radiolabeled? could you not have radiolabeled? could he not have radiolabeled? could we not have radiolabeled? could you not have radiolabeled? could they not have radiolabeled?	could I not have been radiolabeling? could you not have been radiolabeling? could he not have been radiolabeling? could we not have been radiolabeling? could you not have been radiolabeling? could they not have been radiolabeling?