could crick
Regular verb: crick - cricked- cricked

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could crick
you could crick
he could crick
we could crick
you could crick
they could crick 	I could be cricking
you could be cricking
he could be cricking
we could be cricking
you could be cricking
they could be cricking	I could have cricked
you could have cricked
he could have cricked
we could have cricked
you could have cricked
they could have cricked	I could have been cricking
you could have been cricking
he could have been cricking
we could have been cricking
you could have been cricking
they could have been cricking	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could not crick
you could not crick
he could not crick
we could not crick
you could not crick
they could not crick 	I could not be cricking
you could not be cricking
he could not be cricking
we could not be cricking
you could not be cricking
they could not be cricking	I could not have cricked
you could not have cricked
he could not have cricked
we could not have cricked
you could not have cricked
they could not have cricked	I could not have been cricking
you could not have been cricking
he could not have been cricking
we could not have been cricking
you could not have been cricking
they could not have been cricking	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I crick?
could you crick?
could he crick?
could we crick?
could you crick?
could they crick? 	could I be cricking?
could you be cricking?
could he be cricking?
could we be cricking?
could you be cricking?
could they be cricking? 	could I have cricked?
could you have cricked?
could he have cricked?
could we have cricked?
could you have cricked?
could they have cricked? 	could I have been cricking?
could you have been cricking?
could he have been cricking?
could we have been cricking?
could you have been cricking?
could they have been cricking? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I not crick?
could you not crick?
could he not crick?
could we not crick?
could you not crick?
could they not crick? 	could I not be cricking?
could you not be cricking?
could he not be cricking?
could we not be cricking?
could you not be cricking?
could they not be cricking? 	could I not have cricked?
could you not have cricked?
could he not have cricked?
could we not have cricked?
could you not have cricked?
could they not have cricked? 	could I not have been cricking?
could you not have been cricking?
could he not have been cricking?
could we not have been cricking?
could you not have been cricking?
could they not have been cricking?