English verb conjugation
MUST PRECHOOSE

Irregular verb: prechoose - prechose - prechosen

Affirmation

Simple form	V-ing form
I must prechoose you must prechoose he must prechoose we must prechoose you must prechoose they must prechoose	I must be prechoosing you must be prechoosing he must be prechoosing we must be prechoosing you must be prechoosing they must be prechoosing
Perfect	V-ing perfect
I must have prechosen you must have prechosen he must have prechosen we must have prechosen you must have prechosen they must have prechosen	I must have been prechoosing you must have been prechoosing he must have been prechoosing we must have been prechoosing you must have been prechoosing they must have been prechoosing

Negation

Simple form	V-ing form
I mustn't prechoose you mustn't prechoose he mustn't prechoose we mustn't prechoose you mustn't prechoose they mustn't prechoose	I mustn't be prechoosing you mustn't be prechoosing he mustn't be prechoosing we mustn't be prechoosing you mustn't be prechoosing they mustn't be prechoosing
Perfect	V-ing perfect
I mustn't have prechosen you mustn't have prechosen he mustn't have prechosen we mustn't have prechosen you mustn't have prechosen they mustn't have prechosen	I mustn't have been prechoosing you mustn't have been prechoosing he mustn't have been prechoosing we mustn't have been prechoosing you mustn't have been prechoosing they mustn't have been prechoosing

Interrogative form

Simple form	V-ing form
must I prechoose? must you prechoose? must he prechoose? must we prechoose? must you prechoose? must they prechoose?	must I be prechoosing? must you be prechoosing? must he be prechoosing? must we be prechoosing? must you be prechoosing? must they be prechoosing?
Perfect	V-ing perfect
must I have prechosen? must you have prechosen? must he have prechosen? must we have prechosen? must you have prechosen? must they have prechosen?	must I have been prechoosing? must you have been prechoosing? must he have been prechoosing? must we have been prechoosing? must you have been prechoosing? must they have been prechoosing?

Interro-negative form

Simple form	V-ing form
mustn't I prechoose? mustn't you prechoose? mustn't he prechoose? mustn't we prechoose? mustn't you prechoose? mustn't they prechoose?	mustn't I be prechoosing? mustn't you be prechoosing? mustn't he be prechoosing? mustn't we be prechoosing? mustn't you be prechoosing? mustn't they be prechoosing?
Perfect	V-ing perfect
mustn't I have prechosen? mustn't you have prechosen? mustn't he have prechosen? mustn't we have prechosen? mustn't you have prechosen? mustn't they have prechosen?	mustn't I have been prechoosing? mustn't you have been prechoosing? mustn't he have been prechoosing? mustn't we have been prechoosing? mustn't you have been prechoosing? mustn't they have been prechoosing?