English verb conjugation
MUST TEST-FLY

Irregular verb: test-fly - test-flew - test-flown

Affirmation

Simple form	V-ing form
I must test-fly you must test-fly he must test-fly we must test-fly you must test-fly they must test-fly	I must be test-flying you must be test-flying he must be test-flying we must be test-flying you must be test-flying they must be test-flying
Perfect	V-ing perfect
I must have test-flown you must have test-flown he must have test-flown we must have test-flown you must have test-flown they must have test-flown	I must have been test-flying you must have been test-flying he must have been test-flying we must have been test-flying you must have been test-flying they must have been test-flying

Negation

Simple form	V-ing form
I mustn't test-fly you mustn't test-fly he mustn't test-fly we mustn't test-fly you mustn't test-fly they mustn't test-fly	I mustn't be test-flying you mustn't be test-flying he mustn't be test-flying we mustn't be test-flying you mustn't be test-flying they mustn't be test-flying
Perfect	V-ing perfect
I mustn't have test-flown you mustn't have test-flown he mustn't have test-flown we mustn't have test-flown you mustn't have test-flown they mustn't have test-flown	I mustn't have been test-flying you mustn't have been test-flying he mustn't have been test-flying we mustn't have been test-flying you mustn't have been test-flying they mustn't have been test-flying

Interrogative form

Simple form	V-ing form
must I test-fly? must you test-fly? must he test-fly? must we test-fly? must you test-fly? must they test-fly?	must I be test-flying? must you be test-flying? must he be test-flying? must we be test-flying? must you be test-flying? must they be test-flying?
Perfect	V-ing perfect
must I have test-flown? must you have test-flown? must he have test-flown? must we have test-flown? must you have test-flown? must they have test-flown?	must I have been test-flying? must you have been test-flying? must he have been test-flying? must we have been test-flying? must you have been test-flying? must they have been test-flying?

Interro-negative form

Simple form	V-ing form
mustn't I test-fly? mustn't you test-fly? mustn't he test-fly? mustn't we test-fly? mustn't you test-fly? mustn't they test-fly?	mustn't I be test-flying? mustn't you be test-flying? mustn't he be test-flying? mustn't we be test-flying? mustn't you be test-flying? mustn't they be test-flying?
Perfect	V-ing perfect
mustn't I have test-flown? mustn't you have test-flown? mustn't he have test-flown? mustn't we have test-flown? mustn't you have test-flown? mustn't they have test-flown?	mustn't I have been test-flying? mustn't you have been test-flying? mustn't he have been test-flying? mustn't we have been test-flying? mustn't you have been test-flying? mustn't they have been test-flying?