I must canopy you must canopy she must canopy we must canopy you must canopy they must canopy
V-ing form
I must be canopying you must be canopying she must be canopying we must be canopying you must be canopying they must be canopying
Perfect
I must have canopied you must have canopied she must have canopied we must have canopied you must have canopied they must have canopied
V-ing perfect
I must have been canopying you must have been canopying she must have been canopying we must have been canopying you must have been canopying they must have been canopying
Negation
Simple form
I must not canopy you must not canopy she must not canopy we must not canopy you must not canopy they must not canopy
V-ing form
I must not be canopying you must not be canopying she must not be canopying we must not be canopying you must not be canopying they must not be canopying
Perfect
I must not have canopied you must not have canopied she must not have canopied we must not have canopied you must not have canopied they must not have canopied
V-ing perfect
I must not have been canopying you must not have been canopying she must not have been canopying we must not have been canopying you must not have been canopying they must not have been canopying
Interrogative form
Simple form
must I canopy? must you canopy? must she canopy? must we canopy? must you canopy? must they canopy?
V-ing form
must I be canopying? must you be canopying? must she be canopying? must we be canopying? must you be canopying? must they be canopying?
Perfect
must I have canopied? must you have canopied? must she have canopied? must we have canopied? must you have canopied? must they have canopied?
V-ing perfect
must I have been canopying? must you have been canopying? must she have been canopying? must we have been canopying? must you have been canopying? must they have been canopying?
Interro-negative form
Simple form
must I not canopy? must you not canopy? must she not canopy? must we not canopy? must you not canopy? must they not canopy?
V-ing form
must I not be canopying? must you not be canopying? must she not be canopying? must we not be canopying? must you not be canopying? must they not be canopying?
Perfect
must I not have canopied? must you not have canopied? must she not have canopied? must we not have canopied? must you not have canopied? must they not have canopied?
V-ing perfect
must I not have been canopying? must you not have been canopying? must she not have been canopying? must we not have been canopying? must you not have been canopying? must they not have been canopying?