English verb conjugation
MAY MUSCLE

Regular verb: muscle - muscled - muscled

Affirmation

Simple form	V-ing form
I may muscle you may muscle she may muscle we may muscle you may muscle they may muscle	I may be muscling you may be muscling she may be muscling we may be muscling you may be muscling they may be muscling
Perfect	V-ing perfect
I may have muscled you may have muscled she may have muscled we may have muscled you may have muscled they may have muscled	I may have been muscling you may have been muscling she may have been muscling we may have been muscling you may have been muscling they may have been muscling

Negation

Simple form	V-ing form
I mayn't muscle you mayn't muscle she mayn't muscle we mayn't muscle you mayn't muscle they mayn't muscle	I mayn't be muscling you mayn't be muscling she mayn't be muscling we mayn't be muscling you mayn't be muscling they mayn't be muscling
Perfect	V-ing perfect
I mayn't have muscled you mayn't have muscled she mayn't have muscled we mayn't have muscled you mayn't have muscled they mayn't have muscled	I mayn't have been muscling you mayn't have been muscling she mayn't have been muscling we mayn't have been muscling you mayn't have been muscling they mayn't have been muscling

Interrogative form

Simple form	V-ing form
may I muscle? may you muscle? may she muscle? may we muscle? may you muscle? may they muscle?	may I be muscling? may you be muscling? may she be muscling? may we be muscling? may you be muscling? may they be muscling?
Perfect	V-ing perfect
may I have muscled? may you have muscled? may she have muscled? may we have muscled? may you have muscled? may they have muscled?	may I have been muscling? may you have been muscling? may she have been muscling? may we have been muscling? may you have been muscling? may they have been muscling?

Interro-negative form

Simple form	V-ing form
mayn't I muscle? mayn't you muscle? mayn't she muscle? mayn't we muscle? mayn't you muscle? mayn't they muscle?	mayn't I be muscling? mayn't you be muscling? mayn't she be muscling? mayn't we be muscling? mayn't you be muscling? mayn't they be muscling?
Perfect	V-ing perfect
mayn't I have muscled? mayn't you have muscled? mayn't she have muscled? mayn't we have muscled? mayn't you have muscled? mayn't they have muscled?	mayn't I have been muscling? mayn't you have been muscling? mayn't she have been muscling? mayn't we have been muscling? mayn't you have been muscling? mayn't they have been muscling?