English verb conjugation
MAY CRASH-LAND

Regular verb: crash-land - crash-landed - crash-landed

Affirmation

Simple form	V-ing form
I may crash-land you may crash-land he may crash-land we may crash-land you may crash-land they may crash-land	I may be crash-landing you may be crash-landing he may be crash-landing we may be crash-landing you may be crash-landing they may be crash-landing
Perfect	V-ing perfect
I may have crash-landed you may have crash-landed he may have crash-landed we may have crash-landed you may have crash-landed they may have crash-landed	I may have been crash-landing you may have been crash-landing he may have been crash-landing we may have been crash-landing you may have been crash-landing they may have been crash-landing

Negation

Simple form	V-ing form
I mayn't crash-land you mayn't crash-land he mayn't crash-land we mayn't crash-land you mayn't crash-land they mayn't crash-land	I mayn't be crash-landing you mayn't be crash-landing he mayn't be crash-landing we mayn't be crash-landing you mayn't be crash-landing they mayn't be crash-landing
Perfect	V-ing perfect
I mayn't have crash-landed you mayn't have crash-landed he mayn't have crash-landed we mayn't have crash-landed you mayn't have crash-landed they mayn't have crash-landed	I mayn't have been crash-landing you mayn't have been crash-landing he mayn't have been crash-landing we mayn't have been crash-landing you mayn't have been crash-landing they mayn't have been crash-landing

Interrogative form

Simple form	V-ing form
may I crash-land? may you crash-land? may he crash-land? may we crash-land? may you crash-land? may they crash-land?	may I be crash-landing? may you be crash-landing? may he be crash-landing? may we be crash-landing? may you be crash-landing? may they be crash-landing?
Perfect	V-ing perfect
may I have crash-landed? may you have crash-landed? may he have crash-landed? may we have crash-landed? may you have crash-landed? may they have crash-landed?	may I have been crash-landing? may you have been crash-landing? may he have been crash-landing? may we have been crash-landing? may you have been crash-landing? may they have been crash-landing?

Interro-negative form

Simple form	V-ing form
mayn't I crash-land? mayn't you crash-land? mayn't he crash-land? mayn't we crash-land? mayn't you crash-land? mayn't they crash-land?	mayn't I be crash-landing? mayn't you be crash-landing? mayn't he be crash-landing? mayn't we be crash-landing? mayn't you be crash-landing? mayn't they be crash-landing?
Perfect	V-ing perfect
mayn't I have crash-landed? mayn't you have crash-landed? mayn't he have crash-landed? mayn't we have crash-landed? mayn't you have crash-landed? mayn't they have crash-landed?	mayn't I have been crash-landing? mayn't you have been crash-landing? mayn't he have been crash-landing? mayn't we have been crash-landing? mayn't you have been crash-landing? mayn't they have been crash-landing?