could crick
Regular verb: crick - cricked- cricked

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could crick
you could crick
she could crick
we could crick
you could crick
they could crick 	I could be cricking
you could be cricking
she could be cricking
we could be cricking
you could be cricking
they could be cricking	I could have cricked
you could have cricked
she 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
she 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 couldn't crick
you couldn't crick
she couldn't crick
we couldn't crick
you couldn't crick
they couldn't crick 	I couldn't be cricking
you couldn't be cricking
she couldn't be cricking
we couldn't be cricking
you couldn't be cricking
they couldn't be cricking	I couldn't have cricked
you couldn't have cricked
she couldn't have cricked
we couldn't have cricked
you couldn't have cricked
they couldn't have cricked	I couldn't have been cricking
you couldn't have been cricking
she couldn't have been cricking
we couldn't have been cricking
you couldn't have been cricking
they couldn't have been cricking	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I crick?
could you crick?
could she crick?
could we crick?
could you crick?
could they crick? 	could I be cricking?
could you be cricking?
could she be cricking?
could we be cricking?
could you be cricking?
could they be cricking? 	could I have cricked?
could you have cricked?
could she 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 she 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 	
couldn't I crick?
couldn't you crick?
couldn't she crick?
couldn't we crick?
couldn't you crick?
couldn't they crick? 	couldn't I be cricking?
couldn't you be cricking?
couldn't she be cricking?
couldn't we be cricking?
couldn't you be cricking?
couldn't they be cricking? 	couldn't I have cricked?
couldn't you have cricked?
couldn't she have cricked?
couldn't we have cricked?
couldn't you have cricked?
couldn't they have cricked? 	couldn't I have been cricking?
couldn't you have been cricking?
couldn't she have been cricking?
couldn't we have been cricking?
couldn't you have been cricking?
couldn't they have been cricking?