Regular verb: lithograph - lithographed - lithographed
Simple form | V-ing form |
I must lithograph you must lithograph he must lithograph we must lithograph you must lithograph they must lithograph | I must be lithographing you must be lithographing he must be lithographing we must be lithographing you must be lithographing they must be lithographing |
Perfect | V-ing perfect |
I must have lithographed you must have lithographed he must have lithographed we must have lithographed you must have lithographed they must have lithographed | I must have been lithographing you must have been lithographing he must have been lithographing we must have been lithographing you must have been lithographing they must have been lithographing |
Simple form | V-ing form |
I must not lithograph you must not lithograph he must not lithograph we must not lithograph you must not lithograph they must not lithograph | I must not be lithographing you must not be lithographing he must not be lithographing we must not be lithographing you must not be lithographing they must not be lithographing |
Perfect | V-ing perfect |
I must not have lithographed you must not have lithographed he must not have lithographed we must not have lithographed you must not have lithographed they must not have lithographed | I must not have been lithographing you must not have been lithographing he must not have been lithographing we must not have been lithographing you must not have been lithographing they must not have been lithographing |
Simple form | V-ing form |
must I lithograph? must you lithograph? must he lithograph? must we lithograph? must you lithograph? must they lithograph? | must I be lithographing? must you be lithographing? must he be lithographing? must we be lithographing? must you be lithographing? must they be lithographing? |
Perfect | V-ing perfect |
must I have lithographed? must you have lithographed? must he have lithographed? must we have lithographed? must you have lithographed? must they have lithographed? | must I have been lithographing? must you have been lithographing? must he have been lithographing? must we have been lithographing? must you have been lithographing? must they have been lithographing? |
Simple form | V-ing form |
must I not lithograph? must you not lithograph? must he not lithograph? must we not lithograph? must you not lithograph? must they not lithograph? | must I not be lithographing? must you not be lithographing? must he not be lithographing? must we not be lithographing? must you not be lithographing? must they not be lithographing? |
Perfect | V-ing perfect |
must I not have lithographed? must you not have lithographed? must he not have lithographed? must we not have lithographed? must you not have lithographed? must they not have lithographed? | must I not have been lithographing? must you not have been lithographing? must he not have been lithographing? must we not have been lithographing? must you not have been lithographing? must they not have been lithographing? |