could crave
Regular verb: crave - craved- craved

Affirmation 	
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I could crave
you could crave
she could crave
we could crave
you could crave
they could crave 	I could be craving
you could be craving
she could be craving
we could be craving
you could be craving
they could be craving	I could have craved
you could have craved
she could have craved
we could have craved
you could have craved
they could have craved	I could have been craving
you could have been craving
she could have been craving
we could have been craving
you could have been craving
they could have been craving	

Negation 	
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I could not crave
you could not crave
she could not crave
we could not crave
you could not crave
they could not crave 	I could not be craving
you could not be craving
she could not be craving
we could not be craving
you could not be craving
they could not be craving	I could not have craved
you could not have craved
she could not have craved
we could not have craved
you could not have craved
they could not have craved	I could not have been craving
you could not have been craving
she could not have been craving
we could not have been craving
you could not have been craving
they could not have been craving	

Interrogative form 	
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could I crave?
could you crave?
could she crave?
could we crave?
could you crave?
could they crave? 	could I be craving?
could you be craving?
could she be craving?
could we be craving?
could you be craving?
could they be craving? 	could I have craved?
could you have craved?
could she have craved?
could we have craved?
could you have craved?
could they have craved? 	could I have been craving?
could you have been craving?
could she have been craving?
could we have been craving?
could you have been craving?
could they have been craving? 	

Interro-negative form 	
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could I not crave?
could you not crave?
could she not crave?
could we not crave?
could you not crave?
could they not crave? 	could I not be craving?
could you not be craving?
could she not be craving?
could we not be craving?
could you not be craving?
could they not be craving? 	could I not have craved?
could you not have craved?
could she not have craved?
could we not have craved?
could you not have craved?
could they not have craved? 	could I not have been craving?
could you not have been craving?
could she not have been craving?
could we not have been craving?
could you not have been craving?
could they not have been craving?