English verb conjugation
MUST POOL

Regular verb: pool - pooled - pooled

Affirmation

Simple form	V-ing form
I must pool you must pool he must pool we must pool you must pool they must pool	I must be pooling you must be pooling he must be pooling we must be pooling you must be pooling they must be pooling
Perfect	V-ing perfect
I must have pooled you must have pooled he must have pooled we must have pooled you must have pooled they must have pooled	I must have been pooling you must have been pooling he must have been pooling we must have been pooling you must have been pooling they must have been pooling

Negation

Simple form	V-ing form
I mustn't pool you mustn't pool he mustn't pool we mustn't pool you mustn't pool they mustn't pool	I mustn't be pooling you mustn't be pooling he mustn't be pooling we mustn't be pooling you mustn't be pooling they mustn't be pooling
Perfect	V-ing perfect
I mustn't have pooled you mustn't have pooled he mustn't have pooled we mustn't have pooled you mustn't have pooled they mustn't have pooled	I mustn't have been pooling you mustn't have been pooling he mustn't have been pooling we mustn't have been pooling you mustn't have been pooling they mustn't have been pooling

Interrogative form

Simple form	V-ing form
must I pool? must you pool? must he pool? must we pool? must you pool? must they pool?	must I be pooling? must you be pooling? must he be pooling? must we be pooling? must you be pooling? must they be pooling?
Perfect	V-ing perfect
must I have pooled? must you have pooled? must he have pooled? must we have pooled? must you have pooled? must they have pooled?	must I have been pooling? must you have been pooling? must he have been pooling? must we have been pooling? must you have been pooling? must they have been pooling?

Interro-negative form

Simple form	V-ing form
mustn't I pool? mustn't you pool? mustn't he pool? mustn't we pool? mustn't you pool? mustn't they pool?	mustn't I be pooling? mustn't you be pooling? mustn't he be pooling? mustn't we be pooling? mustn't you be pooling? mustn't they be pooling?
Perfect	V-ing perfect
mustn't I have pooled? mustn't you have pooled? mustn't he have pooled? mustn't we have pooled? mustn't you have pooled? mustn't they have pooled?	mustn't I have been pooling? mustn't you have been pooling? mustn't he have been pooling? mustn't we have been pooling? mustn't you have been pooling? mustn't they have been pooling?