English verb conjugation COULD PATTERN

Regular verb: pattern - patterned - patterned

Affirmation

Simple form

I could pattern
you could pattern
she could pattern
we could pattern
you could pattern
they could pattern

V-ing form

I could be patterning
you could be patterning
she could be patterning
we could be patterning
you could be patterning
they could be patterning

Perfect

I could have patterned
you could have patterned
she could have patterned
we could have patterned
you could have patterned
they could have patterned

V-ing perfect

I could have been patterning
you could have been patterning
she could have been patterning
we could have been patterning
you could have been patterning
they could have been patterning

Negation

Simple form

I could not pattern
you could not pattern
she could not pattern
we could not pattern
you could not pattern
they could not pattern

V-ing form

I could not be patterning
you could not be patterning
she could not be patterning
we could not be patterning
you could not be patterning
they could not be patterning

Perfect

I could not have patterned
you could not have patterned
she could not have patterned
we could not have patterned
you could not have patterned
they could not have patterned

V-ing perfect

I could not have been patterning
you could not have been patterning
she could not have been patterning
we could not have been patterning
you could not have been patterning
they could not have been patterning

Interrogative form

Simple form

could I pattern?
could you pattern?
could she pattern?
could we pattern?
could you pattern?
could they pattern?

V-ing form

could I be patterning?
could you be patterning?
could she be patterning?
could we be patterning?
could you be patterning?
could they be patterning?

Perfect

could I have patterned?
could you have patterned?
could she have patterned?
could we have patterned?
could you have patterned?
could they have patterned?

V-ing perfect

could I have been patterning?
could you have been patterning?
could she have been patterning?
could we have been patterning?
could you have been patterning?
could they have been patterning?

Interro-negative form

Simple form

could I not pattern?
could you not pattern?
could she not pattern?
could we not pattern?
could you not pattern?
could they not pattern?

V-ing form

could I not be patterning?
could you not be patterning?
could she not be patterning?
could we not be patterning?
could you not be patterning?
could they not be patterning?

Perfect

could I not have patterned?
could you not have patterned?
could she not have patterned?
could we not have patterned?
could you not have patterned?
could they not have patterned?

V-ing perfect

could I not have been patterning?
could you not have been patterning?
could she not have been patterning?
could we not have been patterning?
could you not have been patterning?
could they not have been patterning?

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