I must photoscan you must photoscan he must photoscan we must photoscan you must photoscan they must photoscan
V-ing form
I must be photoscaning you must be photoscaning he must be photoscaning we must be photoscaning you must be photoscaning they must be photoscaning
Perfect
I must have photoscaned you must have photoscaned he must have photoscaned we must have photoscaned you must have photoscaned they must have photoscaned
V-ing perfect
I must have been photoscaning you must have been photoscaning he must have been photoscaning we must have been photoscaning you must have been photoscaning they must have been photoscaning
Negation
Simple form
I must not photoscan you must not photoscan he must not photoscan we must not photoscan you must not photoscan they must not photoscan
V-ing form
I must not be photoscaning you must not be photoscaning he must not be photoscaning we must not be photoscaning you must not be photoscaning they must not be photoscaning
Perfect
I must not have photoscaned you must not have photoscaned he must not have photoscaned we must not have photoscaned you must not have photoscaned they must not have photoscaned
V-ing perfect
I must not have been photoscaning you must not have been photoscaning he must not have been photoscaning we must not have been photoscaning you must not have been photoscaning they must not have been photoscaning
Interrogative form
Simple form
must I photoscan? must you photoscan? must he photoscan? must we photoscan? must you photoscan? must they photoscan?
V-ing form
must I be photoscaning? must you be photoscaning? must he be photoscaning? must we be photoscaning? must you be photoscaning? must they be photoscaning?
Perfect
must I have photoscaned? must you have photoscaned? must he have photoscaned? must we have photoscaned? must you have photoscaned? must they have photoscaned?
V-ing perfect
must I have been photoscaning? must you have been photoscaning? must he have been photoscaning? must we have been photoscaning? must you have been photoscaning? must they have been photoscaning?
Interro-negative form
Simple form
must I not photoscan? must you not photoscan? must he not photoscan? must we not photoscan? must you not photoscan? must they not photoscan?
V-ing form
must I not be photoscaning? must you not be photoscaning? must he not be photoscaning? must we not be photoscaning? must you not be photoscaning? must they not be photoscaning?
Perfect
must I not have photoscaned? must you not have photoscaned? must he not have photoscaned? must we not have photoscaned? must you not have photoscaned? must they not have photoscaned?
V-ing perfect
must I not have been photoscaning? must you not have been photoscaning? must he not have been photoscaning? must we not have been photoscaning? must you not have been photoscaning? must they not have been photoscaning?