must consider
Regular verb: consider - considered- considered

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must consider
you must consider
she must consider
we must consider
you must consider
they must consider 	I must be considering
you must be considering
she must be considering
we must be considering
you must be considering
they must be considering	I must have considered
you must have considered
she must have considered
we must have considered
you must have considered
they must have considered	I must have been considering
you must have been considering
she must have been considering
we must have been considering
you must have been considering
they must have been considering	

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

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