English verb conjugation
COULD RAISE

Regular verb: raise - raised - raised

Affirmation

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