English verb conjugation COULD SIMPER

Regular verb: simper - simpered - simpered

Affirmation

Simple form

I could simper
you could simper
he could simper
we could simper
you could simper
they could simper

V-ing form

I could be simpering
you could be simpering
he could be simpering
we could be simpering
you could be simpering
they could be simpering

Perfect

I could have simpered
you could have simpered
he could have simpered
we could have simpered
you could have simpered
they could have simpered

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I simper?
could you simper?
could he simper?
could we simper?
could you simper?
could they simper?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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