English verb conjugation COULD GLADDEN

Regular verb: gladden - gladdened - gladdened

Affirmation

Simple form

I could gladden
you could gladden
he could gladden
we could gladden
you could gladden
they could gladden

V-ing form

I could be gladdening
you could be gladdening
he could be gladdening
we could be gladdening
you could be gladdening
they could be gladdening

Perfect

I could have gladdened
you could have gladdened
he could have gladdened
we could have gladdened
you could have gladdened
they could have gladdened

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I gladden?
could you gladden?
could he gladden?
could we gladden?
could you gladden?
could they gladden?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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