English verb conjugation COULD BACKSOLVE

Regular verb: backsolve - backsolved - backsolved

Affirmation

Simple form

I could backsolve
you could backsolve
he could backsolve
we could backsolve
you could backsolve
they could backsolve

V-ing form

I could be backsolving
you could be backsolving
he could be backsolving
we could be backsolving
you could be backsolving
they could be backsolving

Perfect

I could have backsolved
you could have backsolved
he could have backsolved
we could have backsolved
you could have backsolved
they could have backsolved

V-ing perfect

I could have been backsolving
you could have been backsolving
he could have been backsolving
we could have been backsolving
you could have been backsolving
they could have been backsolving

Negation

Simple form

I could not backsolve
you could not backsolve
he could not backsolve
we could not backsolve
you could not backsolve
they could not backsolve

V-ing form

I could not be backsolving
you could not be backsolving
he could not be backsolving
we could not be backsolving
you could not be backsolving
they could not be backsolving

Perfect

I could not have backsolved
you could not have backsolved
he could not have backsolved
we could not have backsolved
you could not have backsolved
they could not have backsolved

V-ing perfect

I could not have been backsolving
you could not have been backsolving
he could not have been backsolving
we could not have been backsolving
you could not have been backsolving
they could not have been backsolving

Interrogative form

Simple form

could I backsolve?
could you backsolve?
could he backsolve?
could we backsolve?
could you backsolve?
could they backsolve?

V-ing form

could I be backsolving?
could you be backsolving?
could he be backsolving?
could we be backsolving?
could you be backsolving?
could they be backsolving?

Perfect

could I have backsolved?
could you have backsolved?
could he have backsolved?
could we have backsolved?
could you have backsolved?
could they have backsolved?

V-ing perfect

could I have been backsolving?
could you have been backsolving?
could he have been backsolving?
could we have been backsolving?
could you have been backsolving?
could they have been backsolving?

Interro-negative form

Simple form

could I not backsolve?
could you not backsolve?
could he not backsolve?
could we not backsolve?
could you not backsolve?
could they not backsolve?

V-ing form

could I not be backsolving?
could you not be backsolving?
could he not be backsolving?
could we not be backsolving?
could you not be backsolving?
could they not be backsolving?

Perfect

could I not have backsolved?
could you not have backsolved?
could he not have backsolved?
could we not have backsolved?
could you not have backsolved?
could they not have backsolved?

V-ing perfect

could I not have been backsolving?
could you not have been backsolving?
could he not have been backsolving?
could we not have been backsolving?
could you not have been backsolving?
could they not have been backsolving?

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