could radiolabel
Verbe régulier : radiolabel - radiolabeled- radiolabeled

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I could radiolabel
you could radiolabel
she could radiolabel
we could radiolabel
you could radiolabel
they could radiolabel 	I could be radiolabeling
you could be radiolabeling
she could be radiolabeling
we could be radiolabeling
you could be radiolabeling
they could be radiolabeling	I could have radiolabeled
you could have radiolabeled
she 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
she could have been radiolabeling
we could have been radiolabeling
you could have been radiolabeling
they could have been radiolabeling	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I couldn't radiolabel
you couldn't radiolabel
she couldn't radiolabel
we couldn't radiolabel
you couldn't radiolabel
they couldn't radiolabel 	I couldn't be radiolabeling
you couldn't be radiolabeling
she couldn't be radiolabeling
we couldn't be radiolabeling
you couldn't be radiolabeling
they couldn't be radiolabeling	I couldn't have radiolabeled
you couldn't have radiolabeled
she couldn't have radiolabeled
we couldn't have radiolabeled
you couldn't have radiolabeled
they couldn't have radiolabeled	I couldn't have been radiolabeling
you couldn't have been radiolabeling
she couldn't have been radiolabeling
we couldn't have been radiolabeling
you couldn't have been radiolabeling
they couldn't have been radiolabeling	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
could I radiolabel?
could you radiolabel?
could she radiolabel?
could we radiolabel?
could you radiolabel?
could they radiolabel? 	could I be radiolabeling?
could you be radiolabeling?
could she be radiolabeling?
could we be radiolabeling?
could you be radiolabeling?
could they be radiolabeling? 	could I have radiolabeled?
could you have radiolabeled?
could she 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 she have been radiolabeling?
could we have been radiolabeling?
could you have been radiolabeling?
could they have been radiolabeling? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
couldn't I radiolabel?
couldn't you radiolabel?
couldn't she radiolabel?
couldn't we radiolabel?
couldn't you radiolabel?
couldn't they radiolabel? 	couldn't I be radiolabeling?
couldn't you be radiolabeling?
couldn't she be radiolabeling?
couldn't we be radiolabeling?
couldn't you be radiolabeling?
couldn't they be radiolabeling? 	couldn't I have radiolabeled?
couldn't you have radiolabeled?
couldn't she have radiolabeled?
couldn't we have radiolabeled?
couldn't you have radiolabeled?
couldn't they have radiolabeled? 	couldn't I have been radiolabeling?
couldn't you have been radiolabeling?
couldn't she have been radiolabeling?
couldn't we have been radiolabeling?
couldn't you have been radiolabeling?
couldn't they have been radiolabeling?