I could remigrate you could remigrate he could remigrate we could remigrate you could remigrate they could remigrate
V-ing form
I could be remigrating you could be remigrating he could be remigrating we could be remigrating you could be remigrating they could be remigrating
Perfect
I could have remigrated you could have remigrated he could have remigrated we could have remigrated you could have remigrated they could have remigrated
V-ing perfect
I could have been remigrating you could have been remigrating he could have been remigrating we could have been remigrating you could have been remigrating they could have been remigrating
Negation
Simple form
I couldn't remigrate you couldn't remigrate he couldn't remigrate we couldn't remigrate you couldn't remigrate they couldn't remigrate
V-ing form
I couldn't be remigrating you couldn't be remigrating he couldn't be remigrating we couldn't be remigrating you couldn't be remigrating they couldn't be remigrating
Perfect
I couldn't have remigrated you couldn't have remigrated he couldn't have remigrated we couldn't have remigrated you couldn't have remigrated they couldn't have remigrated
V-ing perfect
I couldn't have been remigrating you couldn't have been remigrating he couldn't have been remigrating we couldn't have been remigrating you couldn't have been remigrating they couldn't have been remigrating
Interrogative form
Simple form
could I remigrate? could you remigrate? could he remigrate? could we remigrate? could you remigrate? could they remigrate?
V-ing form
could I be remigrating? could you be remigrating? could he be remigrating? could we be remigrating? could you be remigrating? could they be remigrating?
Perfect
could I have remigrated? could you have remigrated? could he have remigrated? could we have remigrated? could you have remigrated? could they have remigrated?
V-ing perfect
could I have been remigrating? could you have been remigrating? could he have been remigrating? could we have been remigrating? could you have been remigrating? could they have been remigrating?
Interro-negative form
Simple form
couldn't I remigrate? couldn't you remigrate? couldn't he remigrate? couldn't we remigrate? couldn't you remigrate? couldn't they remigrate?
V-ing form
couldn't I be remigrating? couldn't you be remigrating? couldn't he be remigrating? couldn't we be remigrating? couldn't you be remigrating? couldn't they be remigrating?
Perfect
couldn't I have remigrated? couldn't you have remigrated? couldn't he have remigrated? couldn't we have remigrated? couldn't you have remigrated? couldn't they have remigrated?
V-ing perfect
couldn't I have been remigrating? couldn't you have been remigrating? couldn't he have been remigrating? couldn't we have been remigrating? couldn't you have been remigrating? couldn't they have been remigrating?