I must calque you must calque he must calque we must calque you must calque they must calque
V-ing form
I must be calquing you must be calquing he must be calquing we must be calquing you must be calquing they must be calquing
Perfect
I must have calqued you must have calqued he must have calqued we must have calqued you must have calqued they must have calqued
V-ing perfect
I must have been calquing you must have been calquing he must have been calquing we must have been calquing you must have been calquing they must have been calquing
Negation
Simple form
I must not calque you must not calque he must not calque we must not calque you must not calque they must not calque
V-ing form
I must not be calquing you must not be calquing he must not be calquing we must not be calquing you must not be calquing they must not be calquing
Perfect
I must not have calqued you must not have calqued he must not have calqued we must not have calqued you must not have calqued they must not have calqued
V-ing perfect
I must not have been calquing you must not have been calquing he must not have been calquing we must not have been calquing you must not have been calquing they must not have been calquing
Interrogative form
Simple form
must I calque? must you calque? must he calque? must we calque? must you calque? must they calque?
V-ing form
must I be calquing? must you be calquing? must he be calquing? must we be calquing? must you be calquing? must they be calquing?
Perfect
must I have calqued? must you have calqued? must he have calqued? must we have calqued? must you have calqued? must they have calqued?
V-ing perfect
must I have been calquing? must you have been calquing? must he have been calquing? must we have been calquing? must you have been calquing? must they have been calquing?
Interro-negative form
Simple form
must I not calque? must you not calque? must he not calque? must we not calque? must you not calque? must they not calque?
V-ing form
must I not be calquing? must you not be calquing? must he not be calquing? must we not be calquing? must you not be calquing? must they not be calquing?
Perfect
must I not have calqued? must you not have calqued? must he not have calqued? must we not have calqued? must you not have calqued? must they not have calqued?
V-ing perfect
must I not have been calquing? must you not have been calquing? must he not have been calquing? must we not have been calquing? must you not have been calquing? must they not have been calquing?