English verb conjugation COULD ADVANCE

Regular verb: advance - advanced - advanced

Affirmation

Simple form

I could advance
you could advance
she could advance
we could advance
you could advance
they could advance

V-ing form

I could be advancing
you could be advancing
she could be advancing
we could be advancing
you could be advancing
they could be advancing

Perfect

I could have advanced
you could have advanced
she could have advanced
we could have advanced
you could have advanced
they could have advanced

V-ing perfect

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

Negation

Simple form

I couldn't advance
you couldn't advance
she couldn't advance
we couldn't advance
you couldn't advance
they couldn't advance

V-ing form

I couldn't be advancing
you couldn't be advancing
she couldn't be advancing
we couldn't be advancing
you couldn't be advancing
they couldn't be advancing

Perfect

I couldn't have advanced
you couldn't have advanced
she couldn't have advanced
we couldn't have advanced
you couldn't have advanced
they couldn't have advanced

V-ing perfect

I couldn't have been advancing
you couldn't have been advancing
she couldn't have been advancing
we couldn't have been advancing
you couldn't have been advancing
they couldn't have been advancing

Interrogative form

Simple form

could I advance?
could you advance?
could she advance?
could we advance?
could you advance?
could they advance?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

couldn't I advance?
couldn't you advance?
couldn't she advance?
couldn't we advance?
couldn't you advance?
couldn't they advance?

V-ing form

couldn't I be advancing?
couldn't you be advancing?
couldn't she be advancing?
couldn't we be advancing?
couldn't you be advancing?
couldn't they be advancing?

Perfect

couldn't I have advanced?
couldn't you have advanced?
couldn't she have advanced?
couldn't we have advanced?
couldn't you have advanced?
couldn't they have advanced?

V-ing perfect

couldn't I have been advancing?
couldn't you have been advancing?
couldn't she have been advancing?
couldn't we have been advancing?
couldn't you have been advancing?
couldn't they have been advancing?

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