English verb conjugation MUST PHOTOSYNTHESISE

Regular verb: photosynthesise - photosynthesised - photosynthesised

Affirmation

Simple form

I must photosynthesise
you must photosynthesise
he must photosynthesise
we must photosynthesise
you must photosynthesise
they must photosynthesise

V-ing form

I must be photosynthesising
you must be photosynthesising
he must be photosynthesising
we must be photosynthesising
you must be photosynthesising
they must be photosynthesising

Perfect

I must have photosynthesised
you must have photosynthesised
he must have photosynthesised
we must have photosynthesised
you must have photosynthesised
they must have photosynthesised

V-ing perfect

I must have been photosynthesising
you must have been photosynthesising
he must have been photosynthesising
we must have been photosynthesising
you must have been photosynthesising
they must have been photosynthesising

Negation

Simple form

I mustn't photosynthesise
you mustn't photosynthesise
he mustn't photosynthesise
we mustn't photosynthesise
you mustn't photosynthesise
they mustn't photosynthesise

V-ing form

I mustn't be photosynthesising
you mustn't be photosynthesising
he mustn't be photosynthesising
we mustn't be photosynthesising
you mustn't be photosynthesising
they mustn't be photosynthesising

Perfect

I mustn't have photosynthesised
you mustn't have photosynthesised
he mustn't have photosynthesised
we mustn't have photosynthesised
you mustn't have photosynthesised
they mustn't have photosynthesised

V-ing perfect

I mustn't have been photosynthesising
you mustn't have been photosynthesising
he mustn't have been photosynthesising
we mustn't have been photosynthesising
you mustn't have been photosynthesising
they mustn't have been photosynthesising

Interrogative form

Simple form

must I photosynthesise?
must you photosynthesise?
must he photosynthesise?
must we photosynthesise?
must you photosynthesise?
must they photosynthesise?

V-ing form

must I be photosynthesising?
must you be photosynthesising?
must he be photosynthesising?
must we be photosynthesising?
must you be photosynthesising?
must they be photosynthesising?

Perfect

must I have photosynthesised?
must you have photosynthesised?
must he have photosynthesised?
must we have photosynthesised?
must you have photosynthesised?
must they have photosynthesised?

V-ing perfect

must I have been photosynthesising?
must you have been photosynthesising?
must he have been photosynthesising?
must we have been photosynthesising?
must you have been photosynthesising?
must they have been photosynthesising?

Interro-negative form

Simple form

mustn't I photosynthesise?
mustn't you photosynthesise?
mustn't he photosynthesise?
mustn't we photosynthesise?
mustn't you photosynthesise?
mustn't they photosynthesise?

V-ing form

mustn't I be photosynthesising?
mustn't you be photosynthesising?
mustn't he be photosynthesising?
mustn't we be photosynthesising?
mustn't you be photosynthesising?
mustn't they be photosynthesising?

Perfect

mustn't I have photosynthesised?
mustn't you have photosynthesised?
mustn't he have photosynthesised?
mustn't we have photosynthesised?
mustn't you have photosynthesised?
mustn't they have photosynthesised?

V-ing perfect

mustn't I have been photosynthesising?
mustn't you have been photosynthesising?
mustn't he have been photosynthesising?
mustn't we have been photosynthesising?
mustn't you have been photosynthesising?
mustn't they have been photosynthesising?

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