could relaunch
Regular verb: relaunch - relaunched- relaunched

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could relaunch
you could relaunch
she could relaunch
we could relaunch
you could relaunch
they could relaunch 	I could be relaunching
you could be relaunching
she could be relaunching
we could be relaunching
you could be relaunching
they could be relaunching	I could have relaunched
you could have relaunched
she could have relaunched
we could have relaunched
you could have relaunched
they could have relaunched	I could have been relaunching
you could have been relaunching
she could have been relaunching
we could have been relaunching
you could have been relaunching
they could have been relaunching	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I couldn't relaunch
you couldn't relaunch
she couldn't relaunch
we couldn't relaunch
you couldn't relaunch
they couldn't relaunch 	I couldn't be relaunching
you couldn't be relaunching
she couldn't be relaunching
we couldn't be relaunching
you couldn't be relaunching
they couldn't be relaunching	I couldn't have relaunched
you couldn't have relaunched
she couldn't have relaunched
we couldn't have relaunched
you couldn't have relaunched
they couldn't have relaunched	I couldn't have been relaunching
you couldn't have been relaunching
she couldn't have been relaunching
we couldn't have been relaunching
you couldn't have been relaunching
they couldn't have been relaunching	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I relaunch?
could you relaunch?
could she relaunch?
could we relaunch?
could you relaunch?
could they relaunch? 	could I be relaunching?
could you be relaunching?
could she be relaunching?
could we be relaunching?
could you be relaunching?
could they be relaunching? 	could I have relaunched?
could you have relaunched?
could she have relaunched?
could we have relaunched?
could you have relaunched?
could they have relaunched? 	could I have been relaunching?
could you have been relaunching?
could she have been relaunching?
could we have been relaunching?
could you have been relaunching?
could they have been relaunching? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
couldn't I relaunch?
couldn't you relaunch?
couldn't she relaunch?
couldn't we relaunch?
couldn't you relaunch?
couldn't they relaunch? 	couldn't I be relaunching?
couldn't you be relaunching?
couldn't she be relaunching?
couldn't we be relaunching?
couldn't you be relaunching?
couldn't they be relaunching? 	couldn't I have relaunched?
couldn't you have relaunched?
couldn't she have relaunched?
couldn't we have relaunched?
couldn't you have relaunched?
couldn't they have relaunched? 	couldn't I have been relaunching?
couldn't you have been relaunching?
couldn't she have been relaunching?
couldn't we have been relaunching?
couldn't you have been relaunching?
couldn't they have been relaunching?