I must circumscribe you must circumscribe she must circumscribe we must circumscribe you must circumscribe they must circumscribe
V-ing form
I must be circumscribing you must be circumscribing she must be circumscribing we must be circumscribing you must be circumscribing they must be circumscribing
Perfect
I must have circumscribed you must have circumscribed she must have circumscribed we must have circumscribed you must have circumscribed they must have circumscribed
V-ing perfect
I must have been circumscribing you must have been circumscribing she must have been circumscribing we must have been circumscribing you must have been circumscribing they must have been circumscribing
Negation
Simple form
I must not circumscribe you must not circumscribe she must not circumscribe we must not circumscribe you must not circumscribe they must not circumscribe
V-ing form
I must not be circumscribing you must not be circumscribing she must not be circumscribing we must not be circumscribing you must not be circumscribing they must not be circumscribing
Perfect
I must not have circumscribed you must not have circumscribed she must not have circumscribed we must not have circumscribed you must not have circumscribed they must not have circumscribed
V-ing perfect
I must not have been circumscribing you must not have been circumscribing she must not have been circumscribing we must not have been circumscribing you must not have been circumscribing they must not have been circumscribing
Interrogative form
Simple form
must I circumscribe? must you circumscribe? must she circumscribe? must we circumscribe? must you circumscribe? must they circumscribe?
V-ing form
must I be circumscribing? must you be circumscribing? must she be circumscribing? must we be circumscribing? must you be circumscribing? must they be circumscribing?
Perfect
must I have circumscribed? must you have circumscribed? must she have circumscribed? must we have circumscribed? must you have circumscribed? must they have circumscribed?
V-ing perfect
must I have been circumscribing? must you have been circumscribing? must she have been circumscribing? must we have been circumscribing? must you have been circumscribing? must they have been circumscribing?
Interro-negative form
Simple form
must I not circumscribe? must you not circumscribe? must she not circumscribe? must we not circumscribe? must you not circumscribe? must they not circumscribe?
V-ing form
must I not be circumscribing? must you not be circumscribing? must she not be circumscribing? must we not be circumscribing? must you not be circumscribing? must they not be circumscribing?
Perfect
must I not have circumscribed? must you not have circumscribed? must she not have circumscribed? must we not have circumscribed? must you not have circumscribed? must they not have circumscribed?
V-ing perfect
must I not have been circumscribing? must you not have been circumscribing? must she not have been circumscribing? must we not have been circumscribing? must you not have been circumscribing? must they not have been circumscribing?