English verb conjugation
MUST REGROW

Irregular verb: regrow - regrew - regrown

Affirmation

Simple form	V-ing form
I must regrow you must regrow he must regrow we must regrow you must regrow they must regrow	I must be regrowing you must be regrowing he must be regrowing we must be regrowing you must be regrowing they must be regrowing
Perfect	V-ing perfect
I must have regrown you must have regrown he must have regrown we must have regrown you must have regrown they must have regrown	I must have been regrowing you must have been regrowing he must have been regrowing we must have been regrowing you must have been regrowing they must have been regrowing

Negation

Simple form	V-ing form
I must not regrow you must not regrow he must not regrow we must not regrow you must not regrow they must not regrow	I must not be regrowing you must not be regrowing he must not be regrowing we must not be regrowing you must not be regrowing they must not be regrowing
Perfect	V-ing perfect
I must not have regrown you must not have regrown he must not have regrown we must not have regrown you must not have regrown they must not have regrown	I must not have been regrowing you must not have been regrowing he must not have been regrowing we must not have been regrowing you must not have been regrowing they must not have been regrowing

Interrogative form

Simple form	V-ing form
must I regrow? must you regrow? must he regrow? must we regrow? must you regrow? must they regrow?	must I be regrowing? must you be regrowing? must he be regrowing? must we be regrowing? must you be regrowing? must they be regrowing?
Perfect	V-ing perfect
must I have regrown? must you have regrown? must he have regrown? must we have regrown? must you have regrown? must they have regrown?	must I have been regrowing? must you have been regrowing? must he have been regrowing? must we have been regrowing? must you have been regrowing? must they have been regrowing?

Interro-negative form

Simple form	V-ing form
must I not regrow? must you not regrow? must he not regrow? must we not regrow? must you not regrow? must they not regrow?	must I not be regrowing? must you not be regrowing? must he not be regrowing? must we not be regrowing? must you not be regrowing? must they not be regrowing?
Perfect	V-ing perfect
must I not have regrown? must you not have regrown? must he not have regrown? must we not have regrown? must you not have regrown? must they not have regrown?	must I not have been regrowing? must you not have been regrowing? must he not have been regrowing? must we not have been regrowing? must you not have been regrowing? must they not have been regrowing?