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