English verb conjugation COULD TWITTER

Regular verb: twitter - twittered - twittered

Affirmation

Simple form

I could twitter
you could twitter
he could twitter
we could twitter
you could twitter
they could twitter

V-ing form

I could be twittering
you could be twittering
he could be twittering
we could be twittering
you could be twittering
they could be twittering

Perfect

I could have twittered
you could have twittered
he could have twittered
we could have twittered
you could have twittered
they could have twittered

V-ing perfect

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

Negation

Simple form

I couldn't twitter
you couldn't twitter
he couldn't twitter
we couldn't twitter
you couldn't twitter
they couldn't twitter

V-ing form

I couldn't be twittering
you couldn't be twittering
he couldn't be twittering
we couldn't be twittering
you couldn't be twittering
they couldn't be twittering

Perfect

I couldn't have twittered
you couldn't have twittered
he couldn't have twittered
we couldn't have twittered
you couldn't have twittered
they couldn't have twittered

V-ing perfect

I couldn't have been twittering
you couldn't have been twittering
he couldn't have been twittering
we couldn't have been twittering
you couldn't have been twittering
they couldn't have been twittering

Interrogative form

Simple form

could I twitter?
could you twitter?
could he twitter?
could we twitter?
could you twitter?
could they twitter?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

couldn't I twitter?
couldn't you twitter?
couldn't he twitter?
couldn't we twitter?
couldn't you twitter?
couldn't they twitter?

V-ing form

couldn't I be twittering?
couldn't you be twittering?
couldn't he be twittering?
couldn't we be twittering?
couldn't you be twittering?
couldn't they be twittering?

Perfect

couldn't I have twittered?
couldn't you have twittered?
couldn't he have twittered?
couldn't we have twittered?
couldn't you have twittered?
couldn't they have twittered?

V-ing perfect

couldn't I have been twittering?
couldn't you have been twittering?
couldn't he have been twittering?
couldn't we have been twittering?
couldn't you have been twittering?
couldn't they have been twittering?

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