must decompose
Verbo regolare: decompose - decomposed- decomposed

Affermazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I must decompose
you must decompose
he must decompose
we must decompose
you must decompose
they must decompose 	I must be decomposing
you must be decomposing
he must be decomposing
we must be decomposing
you must be decomposing
they must be decomposing	I must have decomposed
you must have decomposed
he must have decomposed
we must have decomposed
you must have decomposed
they must have decomposed	I must have been decomposing
you must have been decomposing
he must have been decomposing
we must have been decomposing
you must have been decomposing
they must have been decomposing	

Negazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I must not decompose
you must not decompose
he must not decompose
we must not decompose
you must not decompose
they must not decompose 	I must not be decomposing
you must not be decomposing
he must not be decomposing
we must not be decomposing
you must not be decomposing
they must not be decomposing	I must not have decomposed
you must not have decomposed
he must not have decomposed
we must not have decomposed
you must not have decomposed
they must not have decomposed	I must not have been decomposing
you must not have been decomposing
he must not have been decomposing
we must not have been decomposing
you must not have been decomposing
they must not have been decomposing	

Forma interrogativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
must I decompose?
must you decompose?
must he decompose?
must we decompose?
must you decompose?
must they decompose? 	must I be decomposing?
must you be decomposing?
must he be decomposing?
must we be decomposing?
must you be decomposing?
must they be decomposing? 	must I have decomposed?
must you have decomposed?
must he have decomposed?
must we have decomposed?
must you have decomposed?
must they have decomposed? 	must I have been decomposing?
must you have been decomposing?
must he have been decomposing?
must we have been decomposing?
must you have been decomposing?
must they have been decomposing? 	

Forma interro-negativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
must I not decompose?
must you not decompose?
must he not decompose?
must we not decompose?
must you not decompose?
must they not decompose? 	must I not be decomposing?
must you not be decomposing?
must he not be decomposing?
must we not be decomposing?
must you not be decomposing?
must they not be decomposing? 	must I not have decomposed?
must you not have decomposed?
must he not have decomposed?
must we not have decomposed?
must you not have decomposed?
must they not have decomposed? 	must I not have been decomposing?
must you not have been decomposing?
must he not have been decomposing?
must we not have been decomposing?
must you not have been decomposing?
must they not have been decomposing?