I may kayak you may kayak he may kayak we may kayak you may kayak they may kayak
V-ing form
I may be kayaking you may be kayaking he may be kayaking we may be kayaking you may be kayaking they may be kayaking
Perfect
I may have kayaked you may have kayaked he may have kayaked we may have kayaked you may have kayaked they may have kayaked
V-ing perfect
I may have been kayaking you may have been kayaking he may have been kayaking we may have been kayaking you may have been kayaking they may have been kayaking
Negation
Simple form
I may not kayak you may not kayak he may not kayak we may not kayak you may not kayak they may not kayak
V-ing form
I may not be kayaking you may not be kayaking he may not be kayaking we may not be kayaking you may not be kayaking they may not be kayaking
Perfect
I may not have kayaked you may not have kayaked he may not have kayaked we may not have kayaked you may not have kayaked they may not have kayaked
V-ing perfect
I may not have been kayaking you may not have been kayaking he may not have been kayaking we may not have been kayaking you may not have been kayaking they may not have been kayaking
Interrogative form
Simple form
may I kayak? may you kayak? may he kayak? may we kayak? may you kayak? may they kayak?
V-ing form
may I be kayaking? may you be kayaking? may he be kayaking? may we be kayaking? may you be kayaking? may they be kayaking?
Perfect
may I have kayaked? may you have kayaked? may he have kayaked? may we have kayaked? may you have kayaked? may they have kayaked?
V-ing perfect
may I have been kayaking? may you have been kayaking? may he have been kayaking? may we have been kayaking? may you have been kayaking? may they have been kayaking?
Interro-negative form
Simple form
may I not kayak? may you not kayak? may he not kayak? may we not kayak? may you not kayak? may they not kayak?
V-ing form
may I not be kayaking? may you not be kayaking? may he not be kayaking? may we not be kayaking? may you not be kayaking? may they not be kayaking?
Perfect
may I not have kayaked? may you not have kayaked? may he not have kayaked? may we not have kayaked? may you not have kayaked? may they not have kayaked?
V-ing perfect
may I not have been kayaking? may you not have been kayaking? may he not have been kayaking? may we not have been kayaking? may you not have been kayaking? may they not have been kayaking?