must sample
Verbo regolare: sample - sampled- sampled

Affermazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I must sample
you must sample
he must sample
we must sample
you must sample
they must sample 	I must be sampling
you must be sampling
he must be sampling
we must be sampling
you must be sampling
they must be sampling	I must have sampled
you must have sampled
he must have sampled
we must have sampled
you must have sampled
they must have sampled	I must have been sampling
you must have been sampling
he must have been sampling
we must have been sampling
you must have been sampling
they must have been sampling	

Negazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I must not sample
you must not sample
he must not sample
we must not sample
you must not sample
they must not sample 	I must not be sampling
you must not be sampling
he must not be sampling
we must not be sampling
you must not be sampling
they must not be sampling	I must not have sampled
you must not have sampled
he must not have sampled
we must not have sampled
you must not have sampled
they must not have sampled	I must not have been sampling
you must not have been sampling
he must not have been sampling
we must not have been sampling
you must not have been sampling
they must not have been sampling	

Forma interrogativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
must I sample?
must you sample?
must he sample?
must we sample?
must you sample?
must they sample? 	must I be sampling?
must you be sampling?
must he be sampling?
must we be sampling?
must you be sampling?
must they be sampling? 	must I have sampled?
must you have sampled?
must he have sampled?
must we have sampled?
must you have sampled?
must they have sampled? 	must I have been sampling?
must you have been sampling?
must he have been sampling?
must we have been sampling?
must you have been sampling?
must they have been sampling? 	

Forma interro-negativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
must I not sample?
must you not sample?
must he not sample?
must we not sample?
must you not sample?
must they not sample? 	must I not be sampling?
must you not be sampling?
must he not be sampling?
must we not be sampling?
must you not be sampling?
must they not be sampling? 	must I not have sampled?
must you not have sampled?
must he not have sampled?
must we not have sampled?
must you not have sampled?
must they not have sampled? 	must I not have been sampling?
must you not have been sampling?
must he not have been sampling?
must we not have been sampling?
must you not have been sampling?
must they not have been sampling?