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