English verb conjugation
MUST SCINTILLATE

Regular verb: scintillate - scintillated - scintillated

Affirmation

Simple form	V-ing form
I must scintillate you must scintillate he must scintillate we must scintillate you must scintillate they must scintillate	I must be scintillating you must be scintillating he must be scintillating we must be scintillating you must be scintillating they must be scintillating
Perfect	V-ing perfect
I must have scintillated you must have scintillated he must have scintillated we must have scintillated you must have scintillated they must have scintillated	I must have been scintillating you must have been scintillating he must have been scintillating we must have been scintillating you must have been scintillating they must have been scintillating

Negation

Simple form	V-ing form
I mustn't scintillate you mustn't scintillate he mustn't scintillate we mustn't scintillate you mustn't scintillate they mustn't scintillate	I mustn't be scintillating you mustn't be scintillating he mustn't be scintillating we mustn't be scintillating you mustn't be scintillating they mustn't be scintillating
Perfect	V-ing perfect
I mustn't have scintillated you mustn't have scintillated he mustn't have scintillated we mustn't have scintillated you mustn't have scintillated they mustn't have scintillated	I mustn't have been scintillating you mustn't have been scintillating he mustn't have been scintillating we mustn't have been scintillating you mustn't have been scintillating they mustn't have been scintillating

Interrogative form

Simple form	V-ing form
must I scintillate? must you scintillate? must he scintillate? must we scintillate? must you scintillate? must they scintillate?	must I be scintillating? must you be scintillating? must he be scintillating? must we be scintillating? must you be scintillating? must they be scintillating?
Perfect	V-ing perfect
must I have scintillated? must you have scintillated? must he have scintillated? must we have scintillated? must you have scintillated? must they have scintillated?	must I have been scintillating? must you have been scintillating? must he have been scintillating? must we have been scintillating? must you have been scintillating? must they have been scintillating?

Interro-negative form

Simple form	V-ing form
mustn't I scintillate? mustn't you scintillate? mustn't he scintillate? mustn't we scintillate? mustn't you scintillate? mustn't they scintillate?	mustn't I be scintillating? mustn't you be scintillating? mustn't he be scintillating? mustn't we be scintillating? mustn't you be scintillating? mustn't they be scintillating?
Perfect	V-ing perfect
mustn't I have scintillated? mustn't you have scintillated? mustn't he have scintillated? mustn't we have scintillated? mustn't you have scintillated? mustn't they have scintillated?	mustn't I have been scintillating? mustn't you have been scintillating? mustn't he have been scintillating? mustn't we have been scintillating? mustn't you have been scintillating? mustn't they have been scintillating?