English verb conjugation MUST PUMP

Regular verb: pump - pumped - pumped

Affirmation

Simple form

I must pump
you must pump
she must pump
we must pump
you must pump
they must pump

V-ing form

I must be pumping
you must be pumping
she must be pumping
we must be pumping
you must be pumping
they must be pumping

Perfect

I must have pumped
you must have pumped
she must have pumped
we must have pumped
you must have pumped
they must have pumped

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

must I pump?
must you pump?
must she pump?
must we pump?
must you pump?
must they pump?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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