may crescendo
Regular verb: crescendo - crescendoed- crescendoed

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I may crescendo
you may crescendo
he may crescendo
we may crescendo
you may crescendo
they may crescendo 	I may be crescendoing
you may be crescendoing
he may be crescendoing
we may be crescendoing
you may be crescendoing
they may be crescendoing	I may have crescendoed
you may have crescendoed
he may have crescendoed
we may have crescendoed
you may have crescendoed
they may have crescendoed	I may have been crescendoing
you may have been crescendoing
he may have been crescendoing
we may have been crescendoing
you may have been crescendoing
they may have been crescendoing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mayn't crescendo
you mayn't crescendo
he mayn't crescendo
we mayn't crescendo
you mayn't crescendo
they mayn't crescendo 	I mayn't be crescendoing
you mayn't be crescendoing
he mayn't be crescendoing
we mayn't be crescendoing
you mayn't be crescendoing
they mayn't be crescendoing	I mayn't have crescendoed
you mayn't have crescendoed
he mayn't have crescendoed
we mayn't have crescendoed
you mayn't have crescendoed
they mayn't have crescendoed	I mayn't have been crescendoing
you mayn't have been crescendoing
he mayn't have been crescendoing
we mayn't have been crescendoing
you mayn't have been crescendoing
they mayn't have been crescendoing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
may I crescendo?
may you crescendo?
may he crescendo?
may we crescendo?
may you crescendo?
may they crescendo? 	may I be crescendoing?
may you be crescendoing?
may he be crescendoing?
may we be crescendoing?
may you be crescendoing?
may they be crescendoing? 	may I have crescendoed?
may you have crescendoed?
may he have crescendoed?
may we have crescendoed?
may you have crescendoed?
may they have crescendoed? 	may I have been crescendoing?
may you have been crescendoing?
may he have been crescendoing?
may we have been crescendoing?
may you have been crescendoing?
may they have been crescendoing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mayn't I crescendo?
mayn't you crescendo?
mayn't he crescendo?
mayn't we crescendo?
mayn't you crescendo?
mayn't they crescendo? 	mayn't I be crescendoing?
mayn't you be crescendoing?
mayn't he be crescendoing?
mayn't we be crescendoing?
mayn't you be crescendoing?
mayn't they be crescendoing? 	mayn't I have crescendoed?
mayn't you have crescendoed?
mayn't he have crescendoed?
mayn't we have crescendoed?
mayn't you have crescendoed?
mayn't they have crescendoed? 	mayn't I have been crescendoing?
mayn't you have been crescendoing?
mayn't he have been crescendoing?
mayn't we have been crescendoing?
mayn't you have been crescendoing?
mayn't they have been crescendoing?