English verb conjugation
MUST THUNK

Regular verb: thunk - thunked - thunked

Affirmation

Simple form	V-ing form
I must thunk you must thunk he must thunk we must thunk you must thunk they must thunk	I must be thunking you must be thunking he must be thunking we must be thunking you must be thunking they must be thunking
Perfect	V-ing perfect
I must have thunked you must have thunked he must have thunked we must have thunked you must have thunked they must have thunked	I must have been thunking you must have been thunking he must have been thunking we must have been thunking you must have been thunking they must have been thunking

Negation

Simple form	V-ing form
I mustn't thunk you mustn't thunk he mustn't thunk we mustn't thunk you mustn't thunk they mustn't thunk	I mustn't be thunking you mustn't be thunking he mustn't be thunking we mustn't be thunking you mustn't be thunking they mustn't be thunking
Perfect	V-ing perfect
I mustn't have thunked you mustn't have thunked he mustn't have thunked we mustn't have thunked you mustn't have thunked they mustn't have thunked	I mustn't have been thunking you mustn't have been thunking he mustn't have been thunking we mustn't have been thunking you mustn't have been thunking they mustn't have been thunking

Interrogative form

Simple form	V-ing form
must I thunk? must you thunk? must he thunk? must we thunk? must you thunk? must they thunk?	must I be thunking? must you be thunking? must he be thunking? must we be thunking? must you be thunking? must they be thunking?
Perfect	V-ing perfect
must I have thunked? must you have thunked? must he have thunked? must we have thunked? must you have thunked? must they have thunked?	must I have been thunking? must you have been thunking? must he have been thunking? must we have been thunking? must you have been thunking? must they have been thunking?

Interro-negative form

Simple form	V-ing form
mustn't I thunk? mustn't you thunk? mustn't he thunk? mustn't we thunk? mustn't you thunk? mustn't they thunk?	mustn't I be thunking? mustn't you be thunking? mustn't he be thunking? mustn't we be thunking? mustn't you be thunking? mustn't they be thunking?
Perfect	V-ing perfect
mustn't I have thunked? mustn't you have thunked? mustn't he have thunked? mustn't we have thunked? mustn't you have thunked? mustn't they have thunked?	mustn't I have been thunking? mustn't you have been thunking? mustn't he have been thunking? mustn't we have been thunking? mustn't you have been thunking? mustn't they have been thunking?