could calcine
Verbe régulier : calcine - calcined- calcined

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I could calcine
you could calcine
she could calcine
we could calcine
you could calcine
they could calcine 	I could be calcining
you could be calcining
she could be calcining
we could be calcining
you could be calcining
they could be calcining	I could have calcined
you could have calcined
she could have calcined
we could have calcined
you could have calcined
they could have calcined	I could have been calcining
you could have been calcining
she could have been calcining
we could have been calcining
you could have been calcining
they could have been calcining	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I couldn't calcine
you couldn't calcine
she couldn't calcine
we couldn't calcine
you couldn't calcine
they couldn't calcine 	I couldn't be calcining
you couldn't be calcining
she couldn't be calcining
we couldn't be calcining
you couldn't be calcining
they couldn't be calcining	I couldn't have calcined
you couldn't have calcined
she couldn't have calcined
we couldn't have calcined
you couldn't have calcined
they couldn't have calcined	I couldn't have been calcining
you couldn't have been calcining
she couldn't have been calcining
we couldn't have been calcining
you couldn't have been calcining
they couldn't have been calcining	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
could I calcine?
could you calcine?
could she calcine?
could we calcine?
could you calcine?
could they calcine? 	could I be calcining?
could you be calcining?
could she be calcining?
could we be calcining?
could you be calcining?
could they be calcining? 	could I have calcined?
could you have calcined?
could she have calcined?
could we have calcined?
could you have calcined?
could they have calcined? 	could I have been calcining?
could you have been calcining?
could she have been calcining?
could we have been calcining?
could you have been calcining?
could they have been calcining? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
couldn't I calcine?
couldn't you calcine?
couldn't she calcine?
couldn't we calcine?
couldn't you calcine?
couldn't they calcine? 	couldn't I be calcining?
couldn't you be calcining?
couldn't she be calcining?
couldn't we be calcining?
couldn't you be calcining?
couldn't they be calcining? 	couldn't I have calcined?
couldn't you have calcined?
couldn't she have calcined?
couldn't we have calcined?
couldn't you have calcined?
couldn't they have calcined? 	couldn't I have been calcining?
couldn't you have been calcining?
couldn't she have been calcining?
couldn't we have been calcining?
couldn't you have been calcining?
couldn't they have been calcining?