English verb conjugation COULD QUIBBLE

Regular verb: quibble - quibbled - quibbled

Affirmation

Simple form

I could quibble
you could quibble
he could quibble
we could quibble
you could quibble
they could quibble

V-ing form

I could be quibbling
you could be quibbling
he could be quibbling
we could be quibbling
you could be quibbling
they could be quibbling

Perfect

I could have quibbled
you could have quibbled
he could have quibbled
we could have quibbled
you could have quibbled
they could have quibbled

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I quibble?
could you quibble?
could he quibble?
could we quibble?
could you quibble?
could they quibble?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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