I might trephine you might trephine he might trephine we might trephine you might trephine they might trephine
V-ing form
I might be trephining you might be trephining he might be trephining we might be trephining you might be trephining they might be trephining
Perfect
I might have trephined you might have trephined he might have trephined we might have trephined you might have trephined they might have trephined
V-ing perfect
I might have been trephining you might have been trephining he might have been trephining we might have been trephining you might have been trephining they might have been trephining
Negation
Simple form
I mightn't trephine you mightn't trephine he mightn't trephine we mightn't trephine you mightn't trephine they mightn't trephine
V-ing form
I mightn't be trephining you mightn't be trephining he mightn't be trephining we mightn't be trephining you mightn't be trephining they mightn't be trephining
Perfect
I mightn't have trephined you mightn't have trephined he mightn't have trephined we mightn't have trephined you mightn't have trephined they mightn't have trephined
V-ing perfect
I mightn't have been trephining you mightn't have been trephining he mightn't have been trephining we mightn't have been trephining you mightn't have been trephining they mightn't have been trephining
Interrogative form
Simple form
might I trephine? might you trephine? might he trephine? might we trephine? might you trephine? might they trephine?
V-ing form
might I be trephining? might you be trephining? might he be trephining? might we be trephining? might you be trephining? might they be trephining?
Perfect
might I have trephined? might you have trephined? might he have trephined? might we have trephined? might you have trephined? might they have trephined?
V-ing perfect
might I have been trephining? might you have been trephining? might he have been trephining? might we have been trephining? might you have been trephining? might they have been trephining?
Interro-negative form
Simple form
mightn't I trephine? mightn't you trephine? mightn't he trephine? mightn't we trephine? mightn't you trephine? mightn't they trephine?
V-ing form
mightn't I be trephining? mightn't you be trephining? mightn't he be trephining? mightn't we be trephining? mightn't you be trephining? mightn't they be trephining?
Perfect
mightn't I have trephined? mightn't you have trephined? mightn't he have trephined? mightn't we have trephined? mightn't you have trephined? mightn't they have trephined?
V-ing perfect
mightn't I have been trephining? mightn't you have been trephining? mightn't he have been trephining? mightn't we have been trephining? mightn't you have been trephining? mightn't they have been trephining?