English verb conjugation COULD PRACTICE

Regular verb: practice - practiced - practiced

Affirmation

Simple form

I could practice
you could practice
he could practice
we could practice
you could practice
they could practice

V-ing form

I could be practicing
you could be practicing
he could be practicing
we could be practicing
you could be practicing
they could be practicing

Perfect

I could have practiced
you could have practiced
he could have practiced
we could have practiced
you could have practiced
they could have practiced

V-ing perfect

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

Negation

Simple form

I could not practice
you could not practice
he could not practice
we could not practice
you could not practice
they could not practice

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I practice?
could you practice?
could he practice?
could we practice?
could you practice?
could they practice?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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