English verb conjugation
MUST PARASAIL

Regular verb: parasail - parasailed - parasailed

Affirmation

Simple form	V-ing form
I must parasail you must parasail he must parasail we must parasail you must parasail they must parasail	I must be parasailing you must be parasailing he must be parasailing we must be parasailing you must be parasailing they must be parasailing
Perfect	V-ing perfect
I must have parasailed you must have parasailed he must have parasailed we must have parasailed you must have parasailed they must have parasailed	I must have been parasailing you must have been parasailing he must have been parasailing we must have been parasailing you must have been parasailing they must have been parasailing

Negation

Simple form	V-ing form
I must not parasail you must not parasail he must not parasail we must not parasail you must not parasail they must not parasail	I must not be parasailing you must not be parasailing he must not be parasailing we must not be parasailing you must not be parasailing they must not be parasailing
Perfect	V-ing perfect
I must not have parasailed you must not have parasailed he must not have parasailed we must not have parasailed you must not have parasailed they must not have parasailed	I must not have been parasailing you must not have been parasailing he must not have been parasailing we must not have been parasailing you must not have been parasailing they must not have been parasailing

Interrogative form

Simple form	V-ing form
must I parasail? must you parasail? must he parasail? must we parasail? must you parasail? must they parasail?	must I be parasailing? must you be parasailing? must he be parasailing? must we be parasailing? must you be parasailing? must they be parasailing?
Perfect	V-ing perfect
must I have parasailed? must you have parasailed? must he have parasailed? must we have parasailed? must you have parasailed? must they have parasailed?	must I have been parasailing? must you have been parasailing? must he have been parasailing? must we have been parasailing? must you have been parasailing? must they have been parasailing?

Interro-negative form

Simple form	V-ing form
must I not parasail? must you not parasail? must he not parasail? must we not parasail? must you not parasail? must they not parasail?	must I not be parasailing? must you not be parasailing? must he not be parasailing? must we not be parasailing? must you not be parasailing? must they not be parasailing?
Perfect	V-ing perfect
must I not have parasailed? must you not have parasailed? must he not have parasailed? must we not have parasailed? must you not have parasailed? must they not have parasailed?	must I not have been parasailing? must you not have been parasailing? must he not have been parasailing? must we not have been parasailing? must you not have been parasailing? must they not have been parasailing?