English verb conjugation
COULD MISMATCH

Regular verb: mismatch - mismatched - mismatched

Affirmation

Simple form	V-ing form
I could mismatch you could mismatch he could mismatch we could mismatch you could mismatch they could mismatch	I could be mismatching you could be mismatching he could be mismatching we could be mismatching you could be mismatching they could be mismatching
Perfect	V-ing perfect
I could have mismatched you could have mismatched he could have mismatched we could have mismatched you could have mismatched they could have mismatched	I could have been mismatching you could have been mismatching he could have been mismatching we could have been mismatching you could have been mismatching they could have been mismatching

Negation

Simple form	V-ing form
I couldn't mismatch you couldn't mismatch he couldn't mismatch we couldn't mismatch you couldn't mismatch they couldn't mismatch	I couldn't be mismatching you couldn't be mismatching he couldn't be mismatching we couldn't be mismatching you couldn't be mismatching they couldn't be mismatching
Perfect	V-ing perfect
I couldn't have mismatched you couldn't have mismatched he couldn't have mismatched we couldn't have mismatched you couldn't have mismatched they couldn't have mismatched	I couldn't have been mismatching you couldn't have been mismatching he couldn't have been mismatching we couldn't have been mismatching you couldn't have been mismatching they couldn't have been mismatching

Interrogative form

Simple form	V-ing form
could I mismatch? could you mismatch? could he mismatch? could we mismatch? could you mismatch? could they mismatch?	could I be mismatching? could you be mismatching? could he be mismatching? could we be mismatching? could you be mismatching? could they be mismatching?
Perfect	V-ing perfect
could I have mismatched? could you have mismatched? could he have mismatched? could we have mismatched? could you have mismatched? could they have mismatched?	could I have been mismatching? could you have been mismatching? could he have been mismatching? could we have been mismatching? could you have been mismatching? could they have been mismatching?

Interro-negative form

Simple form	V-ing form
couldn't I mismatch? couldn't you mismatch? couldn't he mismatch? couldn't we mismatch? couldn't you mismatch? couldn't they mismatch?	couldn't I be mismatching? couldn't you be mismatching? couldn't he be mismatching? couldn't we be mismatching? couldn't you be mismatching? couldn't they be mismatching?
Perfect	V-ing perfect
couldn't I have mismatched? couldn't you have mismatched? couldn't he have mismatched? couldn't we have mismatched? couldn't you have mismatched? couldn't they have mismatched?	couldn't I have been mismatching? couldn't you have been mismatching? couldn't he have been mismatching? couldn't we have been mismatching? couldn't you have been mismatching? couldn't they have been mismatching?