English verb conjugation MUST CROSS-FERTILISE

Regular verb: cross-fertilise - cross-fertilised - cross-fertilised

Affirmation

Simple form

I must cross-fertilise
you must cross-fertilise
he must cross-fertilise
we must cross-fertilise
you must cross-fertilise
they must cross-fertilise

V-ing form

I must be cross-fertilising
you must be cross-fertilising
he must be cross-fertilising
we must be cross-fertilising
you must be cross-fertilising
they must be cross-fertilising

Perfect

I must have cross-fertilised
you must have cross-fertilised
he must have cross-fertilised
we must have cross-fertilised
you must have cross-fertilised
they must have cross-fertilised

V-ing perfect

I must have been cross-fertilising
you must have been cross-fertilising
he must have been cross-fertilising
we must have been cross-fertilising
you must have been cross-fertilising
they must have been cross-fertilising

Negation

Simple form

I mustn't cross-fertilise
you mustn't cross-fertilise
he mustn't cross-fertilise
we mustn't cross-fertilise
you mustn't cross-fertilise
they mustn't cross-fertilise

V-ing form

I mustn't be cross-fertilising
you mustn't be cross-fertilising
he mustn't be cross-fertilising
we mustn't be cross-fertilising
you mustn't be cross-fertilising
they mustn't be cross-fertilising

Perfect

I mustn't have cross-fertilised
you mustn't have cross-fertilised
he mustn't have cross-fertilised
we mustn't have cross-fertilised
you mustn't have cross-fertilised
they mustn't have cross-fertilised

V-ing perfect

I mustn't have been cross-fertilising
you mustn't have been cross-fertilising
he mustn't have been cross-fertilising
we mustn't have been cross-fertilising
you mustn't have been cross-fertilising
they mustn't have been cross-fertilising

Interrogative form

Simple form

must I cross-fertilise?
must you cross-fertilise?
must he cross-fertilise?
must we cross-fertilise?
must you cross-fertilise?
must they cross-fertilise?

V-ing form

must I be cross-fertilising?
must you be cross-fertilising?
must he be cross-fertilising?
must we be cross-fertilising?
must you be cross-fertilising?
must they be cross-fertilising?

Perfect

must I have cross-fertilised?
must you have cross-fertilised?
must he have cross-fertilised?
must we have cross-fertilised?
must you have cross-fertilised?
must they have cross-fertilised?

V-ing perfect

must I have been cross-fertilising?
must you have been cross-fertilising?
must he have been cross-fertilising?
must we have been cross-fertilising?
must you have been cross-fertilising?
must they have been cross-fertilising?

Interro-negative form

Simple form

mustn't I cross-fertilise?
mustn't you cross-fertilise?
mustn't he cross-fertilise?
mustn't we cross-fertilise?
mustn't you cross-fertilise?
mustn't they cross-fertilise?

V-ing form

mustn't I be cross-fertilising?
mustn't you be cross-fertilising?
mustn't he be cross-fertilising?
mustn't we be cross-fertilising?
mustn't you be cross-fertilising?
mustn't they be cross-fertilising?

Perfect

mustn't I have cross-fertilised?
mustn't you have cross-fertilised?
mustn't he have cross-fertilised?
mustn't we have cross-fertilised?
mustn't you have cross-fertilised?
mustn't they have cross-fertilised?

V-ing perfect

mustn't I have been cross-fertilising?
mustn't you have been cross-fertilising?
mustn't he have been cross-fertilising?
mustn't we have been cross-fertilising?
mustn't you have been cross-fertilising?
mustn't they have been cross-fertilising?

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