English verb conjugation
COULD LEACH

Regular verb: leach - leached - leached

Affirmation

Simple form	V-ing form
I could leach you could leach she could leach we could leach you could leach they could leach	I could be leaching you could be leaching she could be leaching we could be leaching you could be leaching they could be leaching
Perfect	V-ing perfect
I could have leached you could have leached she could have leached we could have leached you could have leached they could have leached	I could have been leaching you could have been leaching she could have been leaching we could have been leaching you could have been leaching they could have been leaching

Negation

Simple form	V-ing form
I could not leach you could not leach she could not leach we could not leach you could not leach they could not leach	I could not be leaching you could not be leaching she could not be leaching we could not be leaching you could not be leaching they could not be leaching
Perfect	V-ing perfect
I could not have leached you could not have leached she could not have leached we could not have leached you could not have leached they could not have leached	I could not have been leaching you could not have been leaching she could not have been leaching we could not have been leaching you could not have been leaching they could not have been leaching

Interrogative form

Simple form	V-ing form
could I leach? could you leach? could she leach? could we leach? could you leach? could they leach?	could I be leaching? could you be leaching? could she be leaching? could we be leaching? could you be leaching? could they be leaching?
Perfect	V-ing perfect
could I have leached? could you have leached? could she have leached? could we have leached? could you have leached? could they have leached?	could I have been leaching? could you have been leaching? could she have been leaching? could we have been leaching? could you have been leaching? could they have been leaching?

Interro-negative form

Simple form	V-ing form
could I not leach? could you not leach? could she not leach? could we not leach? could you not leach? could they not leach?	could I not be leaching? could you not be leaching? could she not be leaching? could we not be leaching? could you not be leaching? could they not be leaching?
Perfect	V-ing perfect
could I not have leached? could you not have leached? could she not have leached? could we not have leached? could you not have leached? could they not have leached?	could I not have been leaching? could you not have been leaching? could she not have been leaching? could we not have been leaching? could you not have been leaching? could they not have been leaching?