English verb conjugation MUST QUIBBLE

Regular verb: quibble - quibbled - quibbled

Affirmation

Simple form

I must quibble
you must quibble
he must quibble
we must quibble
you must quibble
they must quibble

V-ing form

I must be quibbling
you must be quibbling
he must be quibbling
we must be quibbling
you must be quibbling
they must be quibbling

Perfect

I must have quibbled
you must have quibbled
he must have quibbled
we must have quibbled
you must have quibbled
they must have quibbled

V-ing perfect

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

Negation

Simple form

I must not quibble
you must not quibble
he must not quibble
we must not quibble
you must not quibble
they must not quibble

V-ing form

I must not be quibbling
you must not be quibbling
he must not be quibbling
we must not be quibbling
you must not be quibbling
they must not be quibbling

Perfect

I must not have quibbled
you must not have quibbled
he must not have quibbled
we must not have quibbled
you must not have quibbled
they must not have quibbled

V-ing perfect

I must not have been quibbling
you must not have been quibbling
he must not have been quibbling
we must not have been quibbling
you must not have been quibbling
they must not have been quibbling

Interrogative form

Simple form

must I quibble?
must you quibble?
must he quibble?
must we quibble?
must you quibble?
must they quibble?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

must I not quibble?
must you not quibble?
must he not quibble?
must we not quibble?
must you not quibble?
must they not quibble?

V-ing form

must I not be quibbling?
must you not be quibbling?
must he not be quibbling?
must we not be quibbling?
must you not be quibbling?
must they not be quibbling?

Perfect

must I not have quibbled?
must you not have quibbled?
must he not have quibbled?
must we not have quibbled?
must you not have quibbled?
must they not have quibbled?

V-ing perfect

must I not have been quibbling?
must you not have been quibbling?
must he not have been quibbling?
must we not have been quibbling?
must you not have been quibbling?
must they not have been quibbling?

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