could lease
Regular verb: lease - leased- leased

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could lease
you could lease
she could lease
we could lease
you could lease
they could lease 	I could be leasing
you could be leasing
she could be leasing
we could be leasing
you could be leasing
they could be leasing	I could have leased
you could have leased
she could have leased
we could have leased
you could have leased
they could have leased	I could have been leasing
you could have been leasing
she could have been leasing
we could have been leasing
you could have been leasing
they could have been leasing	

Negation 	
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I couldn't lease
you couldn't lease
she couldn't lease
we couldn't lease
you couldn't lease
they couldn't lease 	I couldn't be leasing
you couldn't be leasing
she couldn't be leasing
we couldn't be leasing
you couldn't be leasing
they couldn't be leasing	I couldn't have leased
you couldn't have leased
she couldn't have leased
we couldn't have leased
you couldn't have leased
they couldn't have leased	I couldn't have been leasing
you couldn't have been leasing
she couldn't have been leasing
we couldn't have been leasing
you couldn't have been leasing
they couldn't have been leasing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I lease?
could you lease?
could she lease?
could we lease?
could you lease?
could they lease? 	could I be leasing?
could you be leasing?
could she be leasing?
could we be leasing?
could you be leasing?
could they be leasing? 	could I have leased?
could you have leased?
could she have leased?
could we have leased?
could you have leased?
could they have leased? 	could I have been leasing?
could you have been leasing?
could she have been leasing?
could we have been leasing?
could you have been leasing?
could they have been leasing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
couldn't I lease?
couldn't you lease?
couldn't she lease?
couldn't we lease?
couldn't you lease?
couldn't they lease? 	couldn't I be leasing?
couldn't you be leasing?
couldn't she be leasing?
couldn't we be leasing?
couldn't you be leasing?
couldn't they be leasing? 	couldn't I have leased?
couldn't you have leased?
couldn't she have leased?
couldn't we have leased?
couldn't you have leased?
couldn't they have leased? 	couldn't I have been leasing?
couldn't you have been leasing?
couldn't she have been leasing?
couldn't we have been leasing?
couldn't you have been leasing?
couldn't they have been leasing?