could decompose
Verbe régulier : decompose - decomposed- decomposed
Traduction française : se décomposer - décomposer 

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I could decompose
you could decompose
she could decompose
we could decompose
you could decompose
they could decompose 	I could be decomposing
you could be decomposing
she could be decomposing
we could be decomposing
you could be decomposing
they could be decomposing	I could have decomposed
you could have decomposed
she could have decomposed
we could have decomposed
you could have decomposed
they could have decomposed	I could have been decomposing
you could have been decomposing
she could have been decomposing
we could have been decomposing
you could have been decomposing
they could have been decomposing	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I could not decompose
you could not decompose
she could not decompose
we could not decompose
you could not decompose
they could not decompose 	I could not be decomposing
you could not be decomposing
she could not be decomposing
we could not be decomposing
you could not be decomposing
they could not be decomposing	I could not have decomposed
you could not have decomposed
she could not have decomposed
we could not have decomposed
you could not have decomposed
they could not have decomposed	I could not have been decomposing
you could not have been decomposing
she could not have been decomposing
we could not have been decomposing
you could not have been decomposing
they could not have been decomposing	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
could I decompose?
could you decompose?
could she decompose?
could we decompose?
could you decompose?
could they decompose? 	could I be decomposing?
could you be decomposing?
could she be decomposing?
could we be decomposing?
could you be decomposing?
could they be decomposing? 	could I have decomposed?
could you have decomposed?
could she have decomposed?
could we have decomposed?
could you have decomposed?
could they have decomposed? 	could I have been decomposing?
could you have been decomposing?
could she have been decomposing?
could we have been decomposing?
could you have been decomposing?
could they have been decomposing? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
could I not decompose?
could you not decompose?
could she not decompose?
could we not decompose?
could you not decompose?
could they not decompose? 	could I not be decomposing?
could you not be decomposing?
could she not be decomposing?
could we not be decomposing?
could you not be decomposing?
could they not be decomposing? 	could I not have decomposed?
could you not have decomposed?
could she not have decomposed?
could we not have decomposed?
could you not have decomposed?
could they not have decomposed? 	could I not have been decomposing?
could you not have been decomposing?
could she not have been decomposing?
could we not have been decomposing?
could you not have been decomposing?
could they not have been decomposing?