I may dehydrogenate you may dehydrogenate he may dehydrogenate we may dehydrogenate you may dehydrogenate they may dehydrogenate
V-ing form
I may be dehydrogenating you may be dehydrogenating he may be dehydrogenating we may be dehydrogenating you may be dehydrogenating they may be dehydrogenating
Perfect
I may have dehydrogenated you may have dehydrogenated he may have dehydrogenated we may have dehydrogenated you may have dehydrogenated they may have dehydrogenated
V-ing perfect
I may have been dehydrogenating you may have been dehydrogenating he may have been dehydrogenating we may have been dehydrogenating you may have been dehydrogenating they may have been dehydrogenating
Negation
Simple form
I mayn't dehydrogenate you mayn't dehydrogenate he mayn't dehydrogenate we mayn't dehydrogenate you mayn't dehydrogenate they mayn't dehydrogenate
V-ing form
I mayn't be dehydrogenating you mayn't be dehydrogenating he mayn't be dehydrogenating we mayn't be dehydrogenating you mayn't be dehydrogenating they mayn't be dehydrogenating
Perfect
I mayn't have dehydrogenated you mayn't have dehydrogenated he mayn't have dehydrogenated we mayn't have dehydrogenated you mayn't have dehydrogenated they mayn't have dehydrogenated
V-ing perfect
I mayn't have been dehydrogenating you mayn't have been dehydrogenating he mayn't have been dehydrogenating we mayn't have been dehydrogenating you mayn't have been dehydrogenating they mayn't have been dehydrogenating
Interrogative form
Simple form
may I dehydrogenate? may you dehydrogenate? may he dehydrogenate? may we dehydrogenate? may you dehydrogenate? may they dehydrogenate?
V-ing form
may I be dehydrogenating? may you be dehydrogenating? may he be dehydrogenating? may we be dehydrogenating? may you be dehydrogenating? may they be dehydrogenating?
Perfect
may I have dehydrogenated? may you have dehydrogenated? may he have dehydrogenated? may we have dehydrogenated? may you have dehydrogenated? may they have dehydrogenated?
V-ing perfect
may I have been dehydrogenating? may you have been dehydrogenating? may he have been dehydrogenating? may we have been dehydrogenating? may you have been dehydrogenating? may they have been dehydrogenating?
Interro-negative form
Simple form
mayn't I dehydrogenate? mayn't you dehydrogenate? mayn't he dehydrogenate? mayn't we dehydrogenate? mayn't you dehydrogenate? mayn't they dehydrogenate?
V-ing form
mayn't I be dehydrogenating? mayn't you be dehydrogenating? mayn't he be dehydrogenating? mayn't we be dehydrogenating? mayn't you be dehydrogenating? mayn't they be dehydrogenating?
Perfect
mayn't I have dehydrogenated? mayn't you have dehydrogenated? mayn't he have dehydrogenated? mayn't we have dehydrogenated? mayn't you have dehydrogenated? mayn't they have dehydrogenated?
V-ing perfect
mayn't I have been dehydrogenating? mayn't you have been dehydrogenating? mayn't he have been dehydrogenating? mayn't we have been dehydrogenating? mayn't you have been dehydrogenating? mayn't they have been dehydrogenating?