may goosestep
Regular verb: goosestep - goosesteped- goosesteped

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I may goosestep
you may goosestep
he may goosestep
we may goosestep
you may goosestep
they may goosestep 	I may be goosesteping
you may be goosesteping
he may be goosesteping
we may be goosesteping
you may be goosesteping
they may be goosesteping	I may have goosesteped
you may have goosesteped
he may have goosesteped
we may have goosesteped
you may have goosesteped
they may have goosesteped	I may have been goosesteping
you may have been goosesteping
he may have been goosesteping
we may have been goosesteping
you may have been goosesteping
they may have been goosesteping	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mayn't goosestep
you mayn't goosestep
he mayn't goosestep
we mayn't goosestep
you mayn't goosestep
they mayn't goosestep 	I mayn't be goosesteping
you mayn't be goosesteping
he mayn't be goosesteping
we mayn't be goosesteping
you mayn't be goosesteping
they mayn't be goosesteping	I mayn't have goosesteped
you mayn't have goosesteped
he mayn't have goosesteped
we mayn't have goosesteped
you mayn't have goosesteped
they mayn't have goosesteped	I mayn't have been goosesteping
you mayn't have been goosesteping
he mayn't have been goosesteping
we mayn't have been goosesteping
you mayn't have been goosesteping
they mayn't have been goosesteping	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
may I goosestep?
may you goosestep?
may he goosestep?
may we goosestep?
may you goosestep?
may they goosestep? 	may I be goosesteping?
may you be goosesteping?
may he be goosesteping?
may we be goosesteping?
may you be goosesteping?
may they be goosesteping? 	may I have goosesteped?
may you have goosesteped?
may he have goosesteped?
may we have goosesteped?
may you have goosesteped?
may they have goosesteped? 	may I have been goosesteping?
may you have been goosesteping?
may he have been goosesteping?
may we have been goosesteping?
may you have been goosesteping?
may they have been goosesteping? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mayn't I goosestep?
mayn't you goosestep?
mayn't he goosestep?
mayn't we goosestep?
mayn't you goosestep?
mayn't they goosestep? 	mayn't I be goosesteping?
mayn't you be goosesteping?
mayn't he be goosesteping?
mayn't we be goosesteping?
mayn't you be goosesteping?
mayn't they be goosesteping? 	mayn't I have goosesteped?
mayn't you have goosesteped?
mayn't he have goosesteped?
mayn't we have goosesteped?
mayn't you have goosesteped?
mayn't they have goosesteped? 	mayn't I have been goosesteping?
mayn't you have been goosesteping?
mayn't he have been goosesteping?
mayn't we have been goosesteping?
mayn't you have been goosesteping?
mayn't they have been goosesteping?