may tariff
Verbo regular: tariff - tariffed- tariffed

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I may tariff
you may tariff
he may tariff
we may tariff
you may tariff
they may tariff 	I may be tariffing
you may be tariffing
he may be tariffing
we may be tariffing
you may be tariffing
they may be tariffing	I may have tariffed
you may have tariffed
he may have tariffed
we may have tariffed
you may have tariffed
they may have tariffed	I may have been tariffing
you may have been tariffing
he may have been tariffing
we may have been tariffing
you may have been tariffing
they may have been tariffing	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I mayn't tariff
you mayn't tariff
he mayn't tariff
we mayn't tariff
you mayn't tariff
they mayn't tariff 	I mayn't be tariffing
you mayn't be tariffing
he mayn't be tariffing
we mayn't be tariffing
you mayn't be tariffing
they mayn't be tariffing	I mayn't have tariffed
you mayn't have tariffed
he mayn't have tariffed
we mayn't have tariffed
you mayn't have tariffed
they mayn't have tariffed	I mayn't have been tariffing
you mayn't have been tariffing
he mayn't have been tariffing
we mayn't have been tariffing
you mayn't have been tariffing
they mayn't have been tariffing	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
may I tariff?
may you tariff?
may he tariff?
may we tariff?
may you tariff?
may they tariff? 	may I be tariffing?
may you be tariffing?
may he be tariffing?
may we be tariffing?
may you be tariffing?
may they be tariffing? 	may I have tariffed?
may you have tariffed?
may he have tariffed?
may we have tariffed?
may you have tariffed?
may they have tariffed? 	may I have been tariffing?
may you have been tariffing?
may he have been tariffing?
may we have been tariffing?
may you have been tariffing?
may they have been tariffing? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
mayn't I tariff?
mayn't you tariff?
mayn't he tariff?
mayn't we tariff?
mayn't you tariff?
mayn't they tariff? 	mayn't I be tariffing?
mayn't you be tariffing?
mayn't he be tariffing?
mayn't we be tariffing?
mayn't you be tariffing?
mayn't they be tariffing? 	mayn't I have tariffed?
mayn't you have tariffed?
mayn't he have tariffed?
mayn't we have tariffed?
mayn't you have tariffed?
mayn't they have tariffed? 	mayn't I have been tariffing?
mayn't you have been tariffing?
mayn't he have been tariffing?
mayn't we have been tariffing?
mayn't you have been tariffing?
mayn't they have been tariffing?