English verb conjugation
COULD WELCH

Regular verb: welch - welched - welched

Affirmation

Simple form	V-ing form
I could welch you could welch he could welch we could welch you could welch they could welch	I could be welching you could be welching he could be welching we could be welching you could be welching they could be welching
Perfect	V-ing perfect
I could have welched you could have welched he could have welched we could have welched you could have welched they could have welched	I could have been welching you could have been welching he could have been welching we could have been welching you could have been welching they could have been welching

Negation

Simple form	V-ing form
I could not welch you could not welch he could not welch we could not welch you could not welch they could not welch	I could not be welching you could not be welching he could not be welching we could not be welching you could not be welching they could not be welching
Perfect	V-ing perfect
I could not have welched you could not have welched he could not have welched we could not have welched you could not have welched they could not have welched	I could not have been welching you could not have been welching he could not have been welching we could not have been welching you could not have been welching they could not have been welching

Interrogative form

Simple form	V-ing form
could I welch? could you welch? could he welch? could we welch? could you welch? could they welch?	could I be welching? could you be welching? could he be welching? could we be welching? could you be welching? could they be welching?
Perfect	V-ing perfect
could I have welched? could you have welched? could he have welched? could we have welched? could you have welched? could they have welched?	could I have been welching? could you have been welching? could he have been welching? could we have been welching? could you have been welching? could they have been welching?

Interro-negative form

Simple form	V-ing form
could I not welch? could you not welch? could he not welch? could we not welch? could you not welch? could they not welch?	could I not be welching? could you not be welching? could he not be welching? could we not be welching? could you not be welching? could they not be welching?
Perfect	V-ing perfect
could I not have welched? could you not have welched? could he not have welched? could we not have welched? could you not have welched? could they not have welched?	could I not have been welching? could you not have been welching? could he not have been welching? could we not have been welching? could you not have been welching? could they not have been welching?