English verb conjugation
MUST TERGIVERSATE

Regular verb: tergiversate - tergiversated - tergiversated

Affirmation

Simple form	V-ing form
I must tergiversate you must tergiversate he must tergiversate we must tergiversate you must tergiversate they must tergiversate	I must be tergiversating you must be tergiversating he must be tergiversating we must be tergiversating you must be tergiversating they must be tergiversating
Perfect	V-ing perfect
I must have tergiversated you must have tergiversated he must have tergiversated we must have tergiversated you must have tergiversated they must have tergiversated	I must have been tergiversating you must have been tergiversating he must have been tergiversating we must have been tergiversating you must have been tergiversating they must have been tergiversating

Negation

Simple form	V-ing form
I mustn't tergiversate you mustn't tergiversate he mustn't tergiversate we mustn't tergiversate you mustn't tergiversate they mustn't tergiversate	I mustn't be tergiversating you mustn't be tergiversating he mustn't be tergiversating we mustn't be tergiversating you mustn't be tergiversating they mustn't be tergiversating
Perfect	V-ing perfect
I mustn't have tergiversated you mustn't have tergiversated he mustn't have tergiversated we mustn't have tergiversated you mustn't have tergiversated they mustn't have tergiversated	I mustn't have been tergiversating you mustn't have been tergiversating he mustn't have been tergiversating we mustn't have been tergiversating you mustn't have been tergiversating they mustn't have been tergiversating

Interrogative form

Simple form	V-ing form
must I tergiversate? must you tergiversate? must he tergiversate? must we tergiversate? must you tergiversate? must they tergiversate?	must I be tergiversating? must you be tergiversating? must he be tergiversating? must we be tergiversating? must you be tergiversating? must they be tergiversating?
Perfect	V-ing perfect
must I have tergiversated? must you have tergiversated? must he have tergiversated? must we have tergiversated? must you have tergiversated? must they have tergiversated?	must I have been tergiversating? must you have been tergiversating? must he have been tergiversating? must we have been tergiversating? must you have been tergiversating? must they have been tergiversating?

Interro-negative form

Simple form	V-ing form
mustn't I tergiversate? mustn't you tergiversate? mustn't he tergiversate? mustn't we tergiversate? mustn't you tergiversate? mustn't they tergiversate?	mustn't I be tergiversating? mustn't you be tergiversating? mustn't he be tergiversating? mustn't we be tergiversating? mustn't you be tergiversating? mustn't they be tergiversating?
Perfect	V-ing perfect
mustn't I have tergiversated? mustn't you have tergiversated? mustn't he have tergiversated? mustn't we have tergiversated? mustn't you have tergiversated? mustn't they have tergiversated?	mustn't I have been tergiversating? mustn't you have been tergiversating? mustn't he have been tergiversating? mustn't we have been tergiversating? mustn't you have been tergiversating? mustn't they have been tergiversating?