English verb conjugation
COULD ANNEAL

Regular verb: anneal - annealed - annealed

Affirmation

Simple form	V-ing form
I could anneal you could anneal he could anneal we could anneal you could anneal they could anneal	I could be annealing you could be annealing he could be annealing we could be annealing you could be annealing they could be annealing
Perfect	V-ing perfect
I could have annealed you could have annealed he could have annealed we could have annealed you could have annealed they could have annealed	I could have been annealing you could have been annealing he could have been annealing we could have been annealing you could have been annealing they could have been annealing

Negation

Simple form	V-ing form
I couldn't anneal you couldn't anneal he couldn't anneal we couldn't anneal you couldn't anneal they couldn't anneal	I couldn't be annealing you couldn't be annealing he couldn't be annealing we couldn't be annealing you couldn't be annealing they couldn't be annealing
Perfect	V-ing perfect
I couldn't have annealed you couldn't have annealed he couldn't have annealed we couldn't have annealed you couldn't have annealed they couldn't have annealed	I couldn't have been annealing you couldn't have been annealing he couldn't have been annealing we couldn't have been annealing you couldn't have been annealing they couldn't have been annealing

Interrogative form

Simple form	V-ing form
could I anneal? could you anneal? could he anneal? could we anneal? could you anneal? could they anneal?	could I be annealing? could you be annealing? could he be annealing? could we be annealing? could you be annealing? could they be annealing?
Perfect	V-ing perfect
could I have annealed? could you have annealed? could he have annealed? could we have annealed? could you have annealed? could they have annealed?	could I have been annealing? could you have been annealing? could he have been annealing? could we have been annealing? could you have been annealing? could they have been annealing?

Interro-negative form

Simple form	V-ing form
couldn't I anneal? couldn't you anneal? couldn't he anneal? couldn't we anneal? couldn't you anneal? couldn't they anneal?	couldn't I be annealing? couldn't you be annealing? couldn't he be annealing? couldn't we be annealing? couldn't you be annealing? couldn't they be annealing?
Perfect	V-ing perfect
couldn't I have annealed? couldn't you have annealed? couldn't he have annealed? couldn't we have annealed? couldn't you have annealed? couldn't they have annealed?	couldn't I have been annealing? couldn't you have been annealing? couldn't he have been annealing? couldn't we have been annealing? couldn't you have been annealing? couldn't they have been annealing?