I must unwish you must unwish he must unwish we must unwish you must unwish they must unwish
V-ing form
I must be unwishing you must be unwishing he must be unwishing we must be unwishing you must be unwishing they must be unwishing
Perfect
I must have unwished you must have unwished he must have unwished we must have unwished you must have unwished they must have unwished
V-ing perfect
I must have been unwishing you must have been unwishing he must have been unwishing we must have been unwishing you must have been unwishing they must have been unwishing
Negation
Simple form
I mustn't unwish you mustn't unwish he mustn't unwish we mustn't unwish you mustn't unwish they mustn't unwish
V-ing form
I mustn't be unwishing you mustn't be unwishing he mustn't be unwishing we mustn't be unwishing you mustn't be unwishing they mustn't be unwishing
Perfect
I mustn't have unwished you mustn't have unwished he mustn't have unwished we mustn't have unwished you mustn't have unwished they mustn't have unwished
V-ing perfect
I mustn't have been unwishing you mustn't have been unwishing he mustn't have been unwishing we mustn't have been unwishing you mustn't have been unwishing they mustn't have been unwishing
Interrogative form
Simple form
must I unwish? must you unwish? must he unwish? must we unwish? must you unwish? must they unwish?
V-ing form
must I be unwishing? must you be unwishing? must he be unwishing? must we be unwishing? must you be unwishing? must they be unwishing?
Perfect
must I have unwished? must you have unwished? must he have unwished? must we have unwished? must you have unwished? must they have unwished?
V-ing perfect
must I have been unwishing? must you have been unwishing? must he have been unwishing? must we have been unwishing? must you have been unwishing? must they have been unwishing?
Interro-negative form
Simple form
mustn't I unwish? mustn't you unwish? mustn't he unwish? mustn't we unwish? mustn't you unwish? mustn't they unwish?
V-ing form
mustn't I be unwishing? mustn't you be unwishing? mustn't he be unwishing? mustn't we be unwishing? mustn't you be unwishing? mustn't they be unwishing?
Perfect
mustn't I have unwished? mustn't you have unwished? mustn't he have unwished? mustn't we have unwished? mustn't you have unwished? mustn't they have unwished?
V-ing perfect
mustn't I have been unwishing? mustn't you have been unwishing? mustn't he have been unwishing? mustn't we have been unwishing? mustn't you have been unwishing? mustn't they have been unwishing?