English verb conjugation
MAY CEMENT

Regular verb: cement - cemented - cemented

Affirmation

Simple form	V-ing form
I may cement you may cement he may cement we may cement you may cement they may cement	I may be cementing you may be cementing he may be cementing we may be cementing you may be cementing they may be cementing
Perfect	V-ing perfect
I may have cemented you may have cemented he may have cemented we may have cemented you may have cemented they may have cemented	I may have been cementing you may have been cementing he may have been cementing we may have been cementing you may have been cementing they may have been cementing

Negation

Simple form	V-ing form
I mayn't cement you mayn't cement he mayn't cement we mayn't cement you mayn't cement they mayn't cement	I mayn't be cementing you mayn't be cementing he mayn't be cementing we mayn't be cementing you mayn't be cementing they mayn't be cementing
Perfect	V-ing perfect
I mayn't have cemented you mayn't have cemented he mayn't have cemented we mayn't have cemented you mayn't have cemented they mayn't have cemented	I mayn't have been cementing you mayn't have been cementing he mayn't have been cementing we mayn't have been cementing you mayn't have been cementing they mayn't have been cementing

Interrogative form

Simple form	V-ing form
may I cement? may you cement? may he cement? may we cement? may you cement? may they cement?	may I be cementing? may you be cementing? may he be cementing? may we be cementing? may you be cementing? may they be cementing?
Perfect	V-ing perfect
may I have cemented? may you have cemented? may he have cemented? may we have cemented? may you have cemented? may they have cemented?	may I have been cementing? may you have been cementing? may he have been cementing? may we have been cementing? may you have been cementing? may they have been cementing?

Interro-negative form

Simple form	V-ing form
mayn't I cement? mayn't you cement? mayn't he cement? mayn't we cement? mayn't you cement? mayn't they cement?	mayn't I be cementing? mayn't you be cementing? mayn't he be cementing? mayn't we be cementing? mayn't you be cementing? mayn't they be cementing?
Perfect	V-ing perfect
mayn't I have cemented? mayn't you have cemented? mayn't he have cemented? mayn't we have cemented? mayn't you have cemented? mayn't they have cemented?	mayn't I have been cementing? mayn't you have been cementing? mayn't he have been cementing? mayn't we have been cementing? mayn't you have been cementing? mayn't they have been cementing?