English verb conjugation MUST ACHIEVE

Regular verb: achieve - achieved - achieved

Affirmation

Simple form

I must achieve
you must achieve
she must achieve
we must achieve
you must achieve
they must achieve

V-ing form

I must be achieving
you must be achieving
she must be achieving
we must be achieving
you must be achieving
they must be achieving

Perfect

I must have achieved
you must have achieved
she must have achieved
we must have achieved
you must have achieved
they must have achieved

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

must I achieve?
must you achieve?
must she achieve?
must we achieve?
must you achieve?
must they achieve?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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