English verb conjugation MUST PROOFREAD

Irregular verb: proofread - proofread - proofread

Affirmation

Simple form

I must proofread
you must proofread
she must proofread
we must proofread
you must proofread
they must proofread

V-ing form

I must be proofreading
you must be proofreading
she must be proofreading
we must be proofreading
you must be proofreading
they must be proofreading

Perfect

I must have proofread
you must have proofread
she must have proofread
we must have proofread
you must have proofread
they must have proofread

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

must I proofread?
must you proofread?
must she proofread?
must we proofread?
must you proofread?
must they proofread?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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