must compact
Verbo regular: compact - compacted- compacted

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I must compact
you must compact
she must compact
we must compact
you must compact
they must compact 	I must be compacting
you must be compacting
she must be compacting
we must be compacting
you must be compacting
they must be compacting	I must have compacted
you must have compacted
she must have compacted
we must have compacted
you must have compacted
they must have compacted	I must have been compacting
you must have been compacting
she must have been compacting
we must have been compacting
you must have been compacting
they must have been compacting	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I must not compact
you must not compact
she must not compact
we must not compact
you must not compact
they must not compact 	I must not be compacting
you must not be compacting
she must not be compacting
we must not be compacting
you must not be compacting
they must not be compacting	I must not have compacted
you must not have compacted
she must not have compacted
we must not have compacted
you must not have compacted
they must not have compacted	I must not have been compacting
you must not have been compacting
she must not have been compacting
we must not have been compacting
you must not have been compacting
they must not have been compacting	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
must I compact?
must you compact?
must she compact?
must we compact?
must you compact?
must they compact? 	must I be compacting?
must you be compacting?
must she be compacting?
must we be compacting?
must you be compacting?
must they be compacting? 	must I have compacted?
must you have compacted?
must she have compacted?
must we have compacted?
must you have compacted?
must they have compacted? 	must I have been compacting?
must you have been compacting?
must she have been compacting?
must we have been compacting?
must you have been compacting?
must they have been compacting? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
must I not compact?
must you not compact?
must she not compact?
must we not compact?
must you not compact?
must they not compact? 	must I not be compacting?
must you not be compacting?
must she not be compacting?
must we not be compacting?
must you not be compacting?
must they not be compacting? 	must I not have compacted?
must you not have compacted?
must she not have compacted?
must we not have compacted?
must you not have compacted?
must they not have compacted? 	must I not have been compacting?
must you not have been compacting?
must she not have been compacting?
must we not have been compacting?
must you not have been compacting?
must they not have been compacting?