could lime
Regular verb: lime - limed- limed

Affirmation 	
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I could lime
you could lime
she could lime
we could lime
you could lime
they could lime 	I could be liming
you could be liming
she could be liming
we could be liming
you could be liming
they could be liming	I could have limed
you could have limed
she could have limed
we could have limed
you could have limed
they could have limed	I could have been liming
you could have been liming
she could have been liming
we could have been liming
you could have been liming
they could have been liming	

Negation 	
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I couldn't lime
you couldn't lime
she couldn't lime
we couldn't lime
you couldn't lime
they couldn't lime 	I couldn't be liming
you couldn't be liming
she couldn't be liming
we couldn't be liming
you couldn't be liming
they couldn't be liming	I couldn't have limed
you couldn't have limed
she couldn't have limed
we couldn't have limed
you couldn't have limed
they couldn't have limed	I couldn't have been liming
you couldn't have been liming
she couldn't have been liming
we couldn't have been liming
you couldn't have been liming
they couldn't have been liming	

Interrogative form 	
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could I lime?
could you lime?
could she lime?
could we lime?
could you lime?
could they lime? 	could I be liming?
could you be liming?
could she be liming?
could we be liming?
could you be liming?
could they be liming? 	could I have limed?
could you have limed?
could she have limed?
could we have limed?
could you have limed?
could they have limed? 	could I have been liming?
could you have been liming?
could she have been liming?
could we have been liming?
could you have been liming?
could they have been liming? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
couldn't I lime?
couldn't you lime?
couldn't she lime?
couldn't we lime?
couldn't you lime?
couldn't they lime? 	couldn't I be liming?
couldn't you be liming?
couldn't she be liming?
couldn't we be liming?
couldn't you be liming?
couldn't they be liming? 	couldn't I have limed?
couldn't you have limed?
couldn't she have limed?
couldn't we have limed?
couldn't you have limed?
couldn't they have limed? 	couldn't I have been liming?
couldn't you have been liming?
couldn't she have been liming?
couldn't we have been liming?
couldn't you have been liming?
couldn't they have been liming?