English verb conjugation MUST SPECULATE

Regular verb: speculate - speculated - speculated

Affirmation

Simple form

I must speculate
you must speculate
she must speculate
we must speculate
you must speculate
they must speculate

V-ing form

I must be speculating
you must be speculating
she must be speculating
we must be speculating
you must be speculating
they must be speculating

Perfect

I must have speculated
you must have speculated
she must have speculated
we must have speculated
you must have speculated
they must have speculated

V-ing perfect

I must have been speculating
you must have been speculating
she must have been speculating
we must have been speculating
you must have been speculating
they must have been speculating

Negation

Simple form

I mustn't speculate
you mustn't speculate
she mustn't speculate
we mustn't speculate
you mustn't speculate
they mustn't speculate

V-ing form

I mustn't be speculating
you mustn't be speculating
she mustn't be speculating
we mustn't be speculating
you mustn't be speculating
they mustn't be speculating

Perfect

I mustn't have speculated
you mustn't have speculated
she mustn't have speculated
we mustn't have speculated
you mustn't have speculated
they mustn't have speculated

V-ing perfect

I mustn't have been speculating
you mustn't have been speculating
she mustn't have been speculating
we mustn't have been speculating
you mustn't have been speculating
they mustn't have been speculating

Interrogative form

Simple form

must I speculate?
must you speculate?
must she speculate?
must we speculate?
must you speculate?
must they speculate?

V-ing form

must I be speculating?
must you be speculating?
must she be speculating?
must we be speculating?
must you be speculating?
must they be speculating?

Perfect

must I have speculated?
must you have speculated?
must she have speculated?
must we have speculated?
must you have speculated?
must they have speculated?

V-ing perfect

must I have been speculating?
must you have been speculating?
must she have been speculating?
must we have been speculating?
must you have been speculating?
must they have been speculating?

Interro-negative form

Simple form

mustn't I speculate?
mustn't you speculate?
mustn't she speculate?
mustn't we speculate?
mustn't you speculate?
mustn't they speculate?

V-ing form

mustn't I be speculating?
mustn't you be speculating?
mustn't she be speculating?
mustn't we be speculating?
mustn't you be speculating?
mustn't they be speculating?

Perfect

mustn't I have speculated?
mustn't you have speculated?
mustn't she have speculated?
mustn't we have speculated?
mustn't you have speculated?
mustn't they have speculated?

V-ing perfect

mustn't I have been speculating?
mustn't you have been speculating?
mustn't she have been speculating?
mustn't we have been speculating?
mustn't you have been speculating?
mustn't they have been speculating?

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