English verb conjugation MUST PLOUGH

Regular verb: plough - ploughed - ploughed

Affirmation

Simple form

I must plough
you must plough
she must plough
we must plough
you must plough
they must plough

V-ing form

I must be ploughing
you must be ploughing
she must be ploughing
we must be ploughing
you must be ploughing
they must be ploughing

Perfect

I must have ploughed
you must have ploughed
she must have ploughed
we must have ploughed
you must have ploughed
they must have ploughed

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

must I plough?
must you plough?
must she plough?
must we plough?
must you plough?
must they plough?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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