English verb conjugation COULD PRECOOK

Regular verb: precook - precooked - precooked

Affirmation

Simple form

I could precook
you could precook
she could precook
we could precook
you could precook
they could precook

V-ing form

I could be precooking
you could be precooking
she could be precooking
we could be precooking
you could be precooking
they could be precooking

Perfect

I could have precooked
you could have precooked
she could have precooked
we could have precooked
you could have precooked
they could have precooked

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I precook?
could you precook?
could she precook?
could we precook?
could you precook?
could they precook?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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