English verb conjugation
MUST CARPOOL

Regular verb: carpool - carpooled - carpooled

Affirmation

Simple form	V-ing form
I must carpool you must carpool he must carpool we must carpool you must carpool they must carpool	I must be carpooling you must be carpooling he must be carpooling we must be carpooling you must be carpooling they must be carpooling
Perfect	V-ing perfect
I must have carpooled you must have carpooled he must have carpooled we must have carpooled you must have carpooled they must have carpooled	I must have been carpooling you must have been carpooling he must have been carpooling we must have been carpooling you must have been carpooling they must have been carpooling

Negation

Simple form	V-ing form
I mustn't carpool you mustn't carpool he mustn't carpool we mustn't carpool you mustn't carpool they mustn't carpool	I mustn't be carpooling you mustn't be carpooling he mustn't be carpooling we mustn't be carpooling you mustn't be carpooling they mustn't be carpooling
Perfect	V-ing perfect
I mustn't have carpooled you mustn't have carpooled he mustn't have carpooled we mustn't have carpooled you mustn't have carpooled they mustn't have carpooled	I mustn't have been carpooling you mustn't have been carpooling he mustn't have been carpooling we mustn't have been carpooling you mustn't have been carpooling they mustn't have been carpooling

Interrogative form

Simple form	V-ing form
must I carpool? must you carpool? must he carpool? must we carpool? must you carpool? must they carpool?	must I be carpooling? must you be carpooling? must he be carpooling? must we be carpooling? must you be carpooling? must they be carpooling?
Perfect	V-ing perfect
must I have carpooled? must you have carpooled? must he have carpooled? must we have carpooled? must you have carpooled? must they have carpooled?	must I have been carpooling? must you have been carpooling? must he have been carpooling? must we have been carpooling? must you have been carpooling? must they have been carpooling?

Interro-negative form

Simple form	V-ing form
mustn't I carpool? mustn't you carpool? mustn't he carpool? mustn't we carpool? mustn't you carpool? mustn't they carpool?	mustn't I be carpooling? mustn't you be carpooling? mustn't he be carpooling? mustn't we be carpooling? mustn't you be carpooling? mustn't they be carpooling?
Perfect	V-ing perfect
mustn't I have carpooled? mustn't you have carpooled? mustn't he have carpooled? mustn't we have carpooled? mustn't you have carpooled? mustn't they have carpooled?	mustn't I have been carpooling? mustn't you have been carpooling? mustn't he have been carpooling? mustn't we have been carpooling? mustn't you have been carpooling? mustn't they have been carpooling?