English verb conjugation
MUST WHISK

Regular verb: whisk - whisked - whisked

Affirmation

Simple form	V-ing form
I must whisk you must whisk he must whisk we must whisk you must whisk they must whisk	I must be whisking you must be whisking he must be whisking we must be whisking you must be whisking they must be whisking
Perfect	V-ing perfect
I must have whisked you must have whisked he must have whisked we must have whisked you must have whisked they must have whisked	I must have been whisking you must have been whisking he must have been whisking we must have been whisking you must have been whisking they must have been whisking

Negation

Simple form	V-ing form
I mustn't whisk you mustn't whisk he mustn't whisk we mustn't whisk you mustn't whisk they mustn't whisk	I mustn't be whisking you mustn't be whisking he mustn't be whisking we mustn't be whisking you mustn't be whisking they mustn't be whisking
Perfect	V-ing perfect
I mustn't have whisked you mustn't have whisked he mustn't have whisked we mustn't have whisked you mustn't have whisked they mustn't have whisked	I mustn't have been whisking you mustn't have been whisking he mustn't have been whisking we mustn't have been whisking you mustn't have been whisking they mustn't have been whisking

Interrogative form

Simple form	V-ing form
must I whisk? must you whisk? must he whisk? must we whisk? must you whisk? must they whisk?	must I be whisking? must you be whisking? must he be whisking? must we be whisking? must you be whisking? must they be whisking?
Perfect	V-ing perfect
must I have whisked? must you have whisked? must he have whisked? must we have whisked? must you have whisked? must they have whisked?	must I have been whisking? must you have been whisking? must he have been whisking? must we have been whisking? must you have been whisking? must they have been whisking?

Interro-negative form

Simple form	V-ing form
mustn't I whisk? mustn't you whisk? mustn't he whisk? mustn't we whisk? mustn't you whisk? mustn't they whisk?	mustn't I be whisking? mustn't you be whisking? mustn't he be whisking? mustn't we be whisking? mustn't you be whisking? mustn't they be whisking?
Perfect	V-ing perfect
mustn't I have whisked? mustn't you have whisked? mustn't he have whisked? mustn't we have whisked? mustn't you have whisked? mustn't they have whisked?	mustn't I have been whisking? mustn't you have been whisking? mustn't he have been whisking? mustn't we have been whisking? mustn't you have been whisking? mustn't they have been whisking?