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