could restabilise
Regular verb: restabilise - restabilised- restabilised

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could restabilise
you could restabilise
she could restabilise
we could restabilise
you could restabilise
they could restabilise 	I could be restabilising
you could be restabilising
she could be restabilising
we could be restabilising
you could be restabilising
they could be restabilising	I could have restabilised
you could have restabilised
she could have restabilised
we could have restabilised
you could have restabilised
they could have restabilised	I could have been restabilising
you could have been restabilising
she could have been restabilising
we could have been restabilising
you could have been restabilising
they could have been restabilising	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I couldn't restabilise
you couldn't restabilise
she couldn't restabilise
we couldn't restabilise
you couldn't restabilise
they couldn't restabilise 	I couldn't be restabilising
you couldn't be restabilising
she couldn't be restabilising
we couldn't be restabilising
you couldn't be restabilising
they couldn't be restabilising	I couldn't have restabilised
you couldn't have restabilised
she couldn't have restabilised
we couldn't have restabilised
you couldn't have restabilised
they couldn't have restabilised	I couldn't have been restabilising
you couldn't have been restabilising
she couldn't have been restabilising
we couldn't have been restabilising
you couldn't have been restabilising
they couldn't have been restabilising	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I restabilise?
could you restabilise?
could she restabilise?
could we restabilise?
could you restabilise?
could they restabilise? 	could I be restabilising?
could you be restabilising?
could she be restabilising?
could we be restabilising?
could you be restabilising?
could they be restabilising? 	could I have restabilised?
could you have restabilised?
could she have restabilised?
could we have restabilised?
could you have restabilised?
could they have restabilised? 	could I have been restabilising?
could you have been restabilising?
could she have been restabilising?
could we have been restabilising?
could you have been restabilising?
could they have been restabilising? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
couldn't I restabilise?
couldn't you restabilise?
couldn't she restabilise?
couldn't we restabilise?
couldn't you restabilise?
couldn't they restabilise? 	couldn't I be restabilising?
couldn't you be restabilising?
couldn't she be restabilising?
couldn't we be restabilising?
couldn't you be restabilising?
couldn't they be restabilising? 	couldn't I have restabilised?
couldn't you have restabilised?
couldn't she have restabilised?
couldn't we have restabilised?
couldn't you have restabilised?
couldn't they have restabilised? 	couldn't I have been restabilising?
couldn't you have been restabilising?
couldn't she have been restabilising?
couldn't we have been restabilising?
couldn't you have been restabilising?
couldn't they have been restabilising?