English verb conjugation
MAY PRECOOL

Regular verb: precool - precooled - precooled

Affirmation

Simple form	V-ing form
I may precool you may precool he may precool we may precool you may precool they may precool	I may be precooling you may be precooling he may be precooling we may be precooling you may be precooling they may be precooling
Perfect	V-ing perfect
I may have precooled you may have precooled he may have precooled we may have precooled you may have precooled they may have precooled	I may have been precooling you may have been precooling he may have been precooling we may have been precooling you may have been precooling they may have been precooling

Negation

Simple form	V-ing form
I mayn't precool you mayn't precool he mayn't precool we mayn't precool you mayn't precool they mayn't precool	I mayn't be precooling you mayn't be precooling he mayn't be precooling we mayn't be precooling you mayn't be precooling they mayn't be precooling
Perfect	V-ing perfect
I mayn't have precooled you mayn't have precooled he mayn't have precooled we mayn't have precooled you mayn't have precooled they mayn't have precooled	I mayn't have been precooling you mayn't have been precooling he mayn't have been precooling we mayn't have been precooling you mayn't have been precooling they mayn't have been precooling

Interrogative form

Simple form	V-ing form
may I precool? may you precool? may he precool? may we precool? may you precool? may they precool?	may I be precooling? may you be precooling? may he be precooling? may we be precooling? may you be precooling? may they be precooling?
Perfect	V-ing perfect
may I have precooled? may you have precooled? may he have precooled? may we have precooled? may you have precooled? may they have precooled?	may I have been precooling? may you have been precooling? may he have been precooling? may we have been precooling? may you have been precooling? may they have been precooling?

Interro-negative form

Simple form	V-ing form
mayn't I precool? mayn't you precool? mayn't he precool? mayn't we precool? mayn't you precool? mayn't they precool?	mayn't I be precooling? mayn't you be precooling? mayn't he be precooling? mayn't we be precooling? mayn't you be precooling? mayn't they be precooling?
Perfect	V-ing perfect
mayn't I have precooled? mayn't you have precooled? mayn't he have precooled? mayn't we have precooled? mayn't you have precooled? mayn't they have precooled?	mayn't I have been precooling? mayn't you have been precooling? mayn't he have been precooling? mayn't we have been precooling? mayn't you have been precooling? mayn't they have been precooling?