English verb conjugation COULD STARE

Regular verb: stare - stared - stared

Affirmation

Simple form

I could stare
you could stare
he could stare
we could stare
you could stare
they could stare

V-ing form

I could be staring
you could be staring
he could be staring
we could be staring
you could be staring
they could be staring

Perfect

I could have stared
you could have stared
he could have stared
we could have stared
you could have stared
they could have stared

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I stare?
could you stare?
could he stare?
could we stare?
could you stare?
could they stare?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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