English verb conjugation COULD GIGGLE

Regular verb: giggle - giggled - giggled

Affirmation

Simple form

I could giggle
you could giggle
he could giggle
we could giggle
you could giggle
they could giggle

V-ing form

I could be giggling
you could be giggling
he could be giggling
we could be giggling
you could be giggling
they could be giggling

Perfect

I could have giggled
you could have giggled
he could have giggled
we could have giggled
you could have giggled
they could have giggled

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I giggle?
could you giggle?
could he giggle?
could we giggle?
could you giggle?
could they giggle?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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