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 must not pinpoint you must not pinpoint he must not pinpoint we must not pinpoint you must not pinpoint they must not pinpoint
V-ing form
I must not be pinpointing you must not be pinpointing he must not be pinpointing we must not be pinpointing you must not be pinpointing they must not be pinpointing
Perfect
I must not have pinpointed you must not have pinpointed he must not have pinpointed we must not have pinpointed you must not have pinpointed they must not have pinpointed
V-ing perfect
I must not have been pinpointing you must not have been pinpointing he must not have been pinpointing we must not have been pinpointing you must not have been pinpointing they must not 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
must I not pinpoint? must you not pinpoint? must he not pinpoint? must we not pinpoint? must you not pinpoint? must they not pinpoint?
V-ing form
must I not be pinpointing? must you not be pinpointing? must he not be pinpointing? must we not be pinpointing? must you not be pinpointing? must they not be pinpointing?
Perfect
must I not have pinpointed? must you not have pinpointed? must he not have pinpointed? must we not have pinpointed? must you not have pinpointed? must they not have pinpointed?
V-ing perfect
must I not have been pinpointing? must you not have been pinpointing? must he not have been pinpointing? must we not have been pinpointing? must you not have been pinpointing? must they not have been pinpointing?