I must consider you must consider he must consider we must consider you must consider they must consider
V-ing form
I must be considering you must be considering he must be considering we must be considering you must be considering they must be considering
Perfect
I must have considered you must have considered he must have considered we must have considered you must have considered they must have considered
V-ing perfect
I must have been considering you must have been considering he must have been considering we must have been considering you must have been considering they must have been considering
Negation
Simple form
I must not consider you must not consider he must not consider we must not consider you must not consider they must not consider
V-ing form
I must not be considering you must not be considering he must not be considering we must not be considering you must not be considering they must not be considering
Perfect
I must not have considered you must not have considered he must not have considered we must not have considered you must not have considered they must not have considered
V-ing perfect
I must not have been considering you must not have been considering he must not have been considering we must not have been considering you must not have been considering they must not have been considering
Interrogative form
Simple form
must I consider? must you consider? must he consider? must we consider? must you consider? must they consider?
V-ing form
must I be considering? must you be considering? must he be considering? must we be considering? must you be considering? must they be considering?
Perfect
must I have considered? must you have considered? must he have considered? must we have considered? must you have considered? must they have considered?
V-ing perfect
must I have been considering? must you have been considering? must he have been considering? must we have been considering? must you have been considering? must they have been considering?
Interro-negative form
Simple form
must I not consider? must you not consider? must he not consider? must we not consider? must you not consider? must they not consider?
V-ing form
must I not be considering? must you not be considering? must he not be considering? must we not be considering? must you not be considering? must they not be considering?
Perfect
must I not have considered? must you not have considered? must he not have considered? must we not have considered? must you not have considered? must they not have considered?
V-ing perfect
must I not have been considering? must you not have been considering? must he not have been considering? must we not have been considering? must you not have been considering? must they not have been considering?