could raise
Regular verb: raise - raised- raised

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could raise
you could raise
she could raise
we could raise
you could raise
they could raise 	I could be raising
you could be raising
she could be raising
we could be raising
you could be raising
they could be raising	I could have raised
you could have raised
she could have raised
we could have raised
you could have raised
they could have raised	I could have been raising
you could have been raising
she could have been raising
we could have been raising
you could have been raising
they could have been raising	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I couldn't raise
you couldn't raise
she couldn't raise
we couldn't raise
you couldn't raise
they couldn't raise 	I couldn't be raising
you couldn't be raising
she couldn't be raising
we couldn't be raising
you couldn't be raising
they couldn't be raising	I couldn't have raised
you couldn't have raised
she couldn't have raised
we couldn't have raised
you couldn't have raised
they couldn't have raised	I couldn't have been raising
you couldn't have been raising
she couldn't have been raising
we couldn't have been raising
you couldn't have been raising
they couldn't have been raising	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I raise?
could you raise?
could she raise?
could we raise?
could you raise?
could they raise? 	could I be raising?
could you be raising?
could she be raising?
could we be raising?
could you be raising?
could they be raising? 	could I have raised?
could you have raised?
could she have raised?
could we have raised?
could you have raised?
could they have raised? 	could I have been raising?
could you have been raising?
could she have been raising?
could we have been raising?
could you have been raising?
could they have been raising? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
couldn't I raise?
couldn't you raise?
couldn't she raise?
couldn't we raise?
couldn't you raise?
couldn't they raise? 	couldn't I be raising?
couldn't you be raising?
couldn't she be raising?
couldn't we be raising?
couldn't you be raising?
couldn't they be raising? 	couldn't I have raised?
couldn't you have raised?
couldn't she have raised?
couldn't we have raised?
couldn't you have raised?
couldn't they have raised? 	couldn't I have been raising?
couldn't you have been raising?
couldn't she have been raising?
couldn't we have been raising?
couldn't you have been raising?
couldn't they have been raising?