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