English verb conjugation
MUST THUNK

Regular verb: thunk - thunked - thunked

Affirmation

Simple form	V-ing form
I must thunk you must thunk she must thunk we must thunk you must thunk they must thunk	I must be thunking you must be thunking she 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 she 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 she 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 must not thunk you must not thunk she must not thunk we must not thunk you must not thunk they must not thunk	I must not be thunking you must not be thunking she must not be thunking we must not be thunking you must not be thunking they must not be thunking
Perfect	V-ing perfect
I must not have thunked you must not have thunked she must not have thunked we must not have thunked you must not have thunked they must not have thunked	I must not have been thunking you must not have been thunking she must not have been thunking we must not have been thunking you must not have been thunking they must not have been thunking

Interrogative form

Simple form	V-ing form
must I thunk? must you thunk? must she thunk? must we thunk? must you thunk? must they thunk?	must I be thunking? must you be thunking? must she 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 she 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 she 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
must I not thunk? must you not thunk? must she not thunk? must we not thunk? must you not thunk? must they not thunk?	must I not be thunking? must you not be thunking? must she not be thunking? must we not be thunking? must you not be thunking? must they not be thunking?
Perfect	V-ing perfect
must I not have thunked? must you not have thunked? must she not have thunked? must we not have thunked? must you not have thunked? must they not have thunked?	must I not have been thunking? must you not have been thunking? must she not have been thunking? must we not have been thunking? must you not have been thunking? must they not have been thunking?