English verb conjugation COULD STIPPLE

Regular verb: stipple - stippled - stippled

Affirmation

Simple form

I could stipple
you could stipple
he could stipple
we could stipple
you could stipple
they could stipple

V-ing form

I could be stippling
you could be stippling
he could be stippling
we could be stippling
you could be stippling
they could be stippling

Perfect

I could have stippled
you could have stippled
he could have stippled
we could have stippled
you could have stippled
they could have stippled

V-ing perfect

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

Negation

Simple form

I could not stipple
you could not stipple
he could not stipple
we could not stipple
you could not stipple
they could not stipple

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I stipple?
could you stipple?
could he stipple?
could we stipple?
could you stipple?
could they stipple?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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