I must emulate you must emulate she must emulate we must emulate you must emulate they must emulate
V-ing form
I must be emulating you must be emulating she must be emulating we must be emulating you must be emulating they must be emulating
Perfect
I must have emulated you must have emulated she must have emulated we must have emulated you must have emulated they must have emulated
V-ing perfect
I must have been emulating you must have been emulating she must have been emulating we must have been emulating you must have been emulating they must have been emulating
Negation
Simple form
I mustn't emulate you mustn't emulate she mustn't emulate we mustn't emulate you mustn't emulate they mustn't emulate
V-ing form
I mustn't be emulating you mustn't be emulating she mustn't be emulating we mustn't be emulating you mustn't be emulating they mustn't be emulating
Perfect
I mustn't have emulated you mustn't have emulated she mustn't have emulated we mustn't have emulated you mustn't have emulated they mustn't have emulated
V-ing perfect
I mustn't have been emulating you mustn't have been emulating she mustn't have been emulating we mustn't have been emulating you mustn't have been emulating they mustn't have been emulating
Interrogative form
Simple form
must I emulate? must you emulate? must she emulate? must we emulate? must you emulate? must they emulate?
V-ing form
must I be emulating? must you be emulating? must she be emulating? must we be emulating? must you be emulating? must they be emulating?
Perfect
must I have emulated? must you have emulated? must she have emulated? must we have emulated? must you have emulated? must they have emulated?
V-ing perfect
must I have been emulating? must you have been emulating? must she have been emulating? must we have been emulating? must you have been emulating? must they have been emulating?
Interro-negative form
Simple form
mustn't I emulate? mustn't you emulate? mustn't she emulate? mustn't we emulate? mustn't you emulate? mustn't they emulate?
V-ing form
mustn't I be emulating? mustn't you be emulating? mustn't she be emulating? mustn't we be emulating? mustn't you be emulating? mustn't they be emulating?
Perfect
mustn't I have emulated? mustn't you have emulated? mustn't she have emulated? mustn't we have emulated? mustn't you have emulated? mustn't they have emulated?
V-ing perfect
mustn't I have been emulating? mustn't you have been emulating? mustn't she have been emulating? mustn't we have been emulating? mustn't you have been emulating? mustn't they have been emulating?