English verb conjugation COULD DROWSE

Regular verb: drowse - drowsed - drowsed

Affirmation

Simple form

I could drowse
you could drowse
she could drowse
we could drowse
you could drowse
they could drowse

V-ing form

I could be drowsing
you could be drowsing
she could be drowsing
we could be drowsing
you could be drowsing
they could be drowsing

Perfect

I could have drowsed
you could have drowsed
she could have drowsed
we could have drowsed
you could have drowsed
they could have drowsed

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I drowse?
could you drowse?
could she drowse?
could we drowse?
could you drowse?
could they drowse?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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