must contemplate
Regular verb: contemplate - contemplated- contemplated

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must contemplate
you must contemplate
he must contemplate
we must contemplate
you must contemplate
they must contemplate 	I must be contemplating
you must be contemplating
he must be contemplating
we must be contemplating
you must be contemplating
they must be contemplating	I must have contemplated
you must have contemplated
he must have contemplated
we must have contemplated
you must have contemplated
they must have contemplated	I must have been contemplating
you must have been contemplating
he must have been contemplating
we must have been contemplating
you must have been contemplating
they must have been contemplating	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must not contemplate
you must not contemplate
he must not contemplate
we must not contemplate
you must not contemplate
they must not contemplate 	I must not be contemplating
you must not be contemplating
he must not be contemplating
we must not be contemplating
you must not be contemplating
they must not be contemplating	I must not have contemplated
you must not have contemplated
he must not have contemplated
we must not have contemplated
you must not have contemplated
they must not have contemplated	I must not have been contemplating
you must not have been contemplating
he must not have been contemplating
we must not have been contemplating
you must not have been contemplating
they must not have been contemplating	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I contemplate?
must you contemplate?
must he contemplate?
must we contemplate?
must you contemplate?
must they contemplate? 	must I be contemplating?
must you be contemplating?
must he be contemplating?
must we be contemplating?
must you be contemplating?
must they be contemplating? 	must I have contemplated?
must you have contemplated?
must he have contemplated?
must we have contemplated?
must you have contemplated?
must they have contemplated? 	must I have been contemplating?
must you have been contemplating?
must he have been contemplating?
must we have been contemplating?
must you have been contemplating?
must they have been contemplating? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I not contemplate?
must you not contemplate?
must he not contemplate?
must we not contemplate?
must you not contemplate?
must they not contemplate? 	must I not be contemplating?
must you not be contemplating?
must he not be contemplating?
must we not be contemplating?
must you not be contemplating?
must they not be contemplating? 	must I not have contemplated?
must you not have contemplated?
must he not have contemplated?
must we not have contemplated?
must you not have contemplated?
must they not have contemplated? 	must I not have been contemplating?
must you not have been contemplating?
must he not have been contemplating?
must we not have been contemplating?
must you not have been contemplating?
must they not have been contemplating?