may truncate
Regular verb: truncate - truncated- truncated

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I may truncate
you may truncate
he may truncate
we may truncate
you may truncate
they may truncate 	I may be truncating
you may be truncating
he may be truncating
we may be truncating
you may be truncating
they may be truncating	I may have truncated
you may have truncated
he may have truncated
we may have truncated
you may have truncated
they may have truncated	I may have been truncating
you may have been truncating
he may have been truncating
we may have been truncating
you may have been truncating
they may have been truncating	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mayn't truncate
you mayn't truncate
he mayn't truncate
we mayn't truncate
you mayn't truncate
they mayn't truncate 	I mayn't be truncating
you mayn't be truncating
he mayn't be truncating
we mayn't be truncating
you mayn't be truncating
they mayn't be truncating	I mayn't have truncated
you mayn't have truncated
he mayn't have truncated
we mayn't have truncated
you mayn't have truncated
they mayn't have truncated	I mayn't have been truncating
you mayn't have been truncating
he mayn't have been truncating
we mayn't have been truncating
you mayn't have been truncating
they mayn't have been truncating	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
may I truncate?
may you truncate?
may he truncate?
may we truncate?
may you truncate?
may they truncate? 	may I be truncating?
may you be truncating?
may he be truncating?
may we be truncating?
may you be truncating?
may they be truncating? 	may I have truncated?
may you have truncated?
may he have truncated?
may we have truncated?
may you have truncated?
may they have truncated? 	may I have been truncating?
may you have been truncating?
may he have been truncating?
may we have been truncating?
may you have been truncating?
may they have been truncating? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mayn't I truncate?
mayn't you truncate?
mayn't he truncate?
mayn't we truncate?
mayn't you truncate?
mayn't they truncate? 	mayn't I be truncating?
mayn't you be truncating?
mayn't he be truncating?
mayn't we be truncating?
mayn't you be truncating?
mayn't they be truncating? 	mayn't I have truncated?
mayn't you have truncated?
mayn't he have truncated?
mayn't we have truncated?
mayn't you have truncated?
mayn't they have truncated? 	mayn't I have been truncating?
mayn't you have been truncating?
mayn't he have been truncating?
mayn't we have been truncating?
mayn't you have been truncating?
mayn't they have been truncating?