English verb conjugation
MUST CHOKE

Regular verb: choke - choked - choked

Affirmation

Simple form	V-ing form
I must choke you must choke she must choke we must choke you must choke they must choke	I must be choking you must be choking she must be choking we must be choking you must be choking they must be choking
Perfect	V-ing perfect
I must have choked you must have choked she must have choked we must have choked you must have choked they must have choked	I must have been choking you must have been choking she must have been choking we must have been choking you must have been choking they must have been choking

Negation

Simple form	V-ing form
I mustn't choke you mustn't choke she mustn't choke we mustn't choke you mustn't choke they mustn't choke	I mustn't be choking you mustn't be choking she mustn't be choking we mustn't be choking you mustn't be choking they mustn't be choking
Perfect	V-ing perfect
I mustn't have choked you mustn't have choked she mustn't have choked we mustn't have choked you mustn't have choked they mustn't have choked	I mustn't have been choking you mustn't have been choking she mustn't have been choking we mustn't have been choking you mustn't have been choking they mustn't have been choking

Interrogative form

Simple form	V-ing form
must I choke? must you choke? must she choke? must we choke? must you choke? must they choke?	must I be choking? must you be choking? must she be choking? must we be choking? must you be choking? must they be choking?
Perfect	V-ing perfect
must I have choked? must you have choked? must she have choked? must we have choked? must you have choked? must they have choked?	must I have been choking? must you have been choking? must she have been choking? must we have been choking? must you have been choking? must they have been choking?

Interro-negative form

Simple form	V-ing form
mustn't I choke? mustn't you choke? mustn't she choke? mustn't we choke? mustn't you choke? mustn't they choke?	mustn't I be choking? mustn't you be choking? mustn't she be choking? mustn't we be choking? mustn't you be choking? mustn't they be choking?
Perfect	V-ing perfect
mustn't I have choked? mustn't you have choked? mustn't she have choked? mustn't we have choked? mustn't you have choked? mustn't they have choked?	mustn't I have been choking? mustn't you have been choking? mustn't she have been choking? mustn't we have been choking? mustn't you have been choking? mustn't they have been choking?