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