English verb conjugation
MUST CARPOOL

Regular verb: carpool - carpooled - carpooled

Affirmation

Simple form	V-ing form
I must carpool you must carpool she must carpool we must carpool you must carpool they must carpool	I must be carpooling you must be carpooling she 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 she 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 she 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 must not carpool you must not carpool she must not carpool we must not carpool you must not carpool they must not carpool	I must not be carpooling you must not be carpooling she must not be carpooling we must not be carpooling you must not be carpooling they must not be carpooling
Perfect	V-ing perfect
I must not have carpooled you must not have carpooled she must not have carpooled we must not have carpooled you must not have carpooled they must not have carpooled	I must not have been carpooling you must not have been carpooling she must not have been carpooling we must not have been carpooling you must not have been carpooling they must not have been carpooling

Interrogative form

Simple form	V-ing form
must I carpool? must you carpool? must she carpool? must we carpool? must you carpool? must they carpool?	must I be carpooling? must you be carpooling? must she 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 she 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 she 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
must I not carpool? must you not carpool? must she not carpool? must we not carpool? must you not carpool? must they not carpool?	must I not be carpooling? must you not be carpooling? must she not be carpooling? must we not be carpooling? must you not be carpooling? must they not be carpooling?
Perfect	V-ing perfect
must I not have carpooled? must you not have carpooled? must she not have carpooled? must we not have carpooled? must you not have carpooled? must they not have carpooled?	must I not have been carpooling? must you not have been carpooling? must she not have been carpooling? must we not have been carpooling? must you not have been carpooling? must they not have been carpooling?