English verb conjugation
COULD BLENCH

Regular verb: blench - blenched - blenched

Affirmation

Simple form	V-ing form
I could blench you could blench he could blench we could blench you could blench they could blench	I could be blenching you could be blenching he could be blenching we could be blenching you could be blenching they could be blenching
Perfect	V-ing perfect
I could have blenched you could have blenched he could have blenched we could have blenched you could have blenched they could have blenched	I could have been blenching you could have been blenching he could have been blenching we could have been blenching you could have been blenching they could have been blenching

Negation

Simple form	V-ing form
I couldn't blench you couldn't blench he couldn't blench we couldn't blench you couldn't blench they couldn't blench	I couldn't be blenching you couldn't be blenching he couldn't be blenching we couldn't be blenching you couldn't be blenching they couldn't be blenching
Perfect	V-ing perfect
I couldn't have blenched you couldn't have blenched he couldn't have blenched we couldn't have blenched you couldn't have blenched they couldn't have blenched	I couldn't have been blenching you couldn't have been blenching he couldn't have been blenching we couldn't have been blenching you couldn't have been blenching they couldn't have been blenching

Interrogative form

Simple form	V-ing form
could I blench? could you blench? could he blench? could we blench? could you blench? could they blench?	could I be blenching? could you be blenching? could he be blenching? could we be blenching? could you be blenching? could they be blenching?
Perfect	V-ing perfect
could I have blenched? could you have blenched? could he have blenched? could we have blenched? could you have blenched? could they have blenched?	could I have been blenching? could you have been blenching? could he have been blenching? could we have been blenching? could you have been blenching? could they have been blenching?

Interro-negative form

Simple form	V-ing form
couldn't I blench? couldn't you blench? couldn't he blench? couldn't we blench? couldn't you blench? couldn't they blench?	couldn't I be blenching? couldn't you be blenching? couldn't he be blenching? couldn't we be blenching? couldn't you be blenching? couldn't they be blenching?
Perfect	V-ing perfect
couldn't I have blenched? couldn't you have blenched? couldn't he have blenched? couldn't we have blenched? couldn't you have blenched? couldn't they have blenched?	couldn't I have been blenching? couldn't you have been blenching? couldn't he have been blenching? couldn't we have been blenching? couldn't you have been blenching? couldn't they have been blenching?