I might stifle you might stifle she might stifle we might stifle you might stifle they might stifle
V-ing form
I might be stifling you might be stifling she might be stifling we might be stifling you might be stifling they might be stifling
Perfect
I might have stifled you might have stifled she might have stifled we might have stifled you might have stifled they might have stifled
V-ing perfect
I might have been stifling you might have been stifling she might have been stifling we might have been stifling you might have been stifling they might have been stifling
Negation
Simple form
I might not stifle you might not stifle she might not stifle we might not stifle you might not stifle they might not stifle
V-ing form
I might not be stifling you might not be stifling she might not be stifling we might not be stifling you might not be stifling they might not be stifling
Perfect
I might not have stifled you might not have stifled she might not have stifled we might not have stifled you might not have stifled they might not have stifled
V-ing perfect
I might not have been stifling you might not have been stifling she might not have been stifling we might not have been stifling you might not have been stifling they might not have been stifling
Interrogative form
Simple form
might I stifle? might you stifle? might she stifle? might we stifle? might you stifle? might they stifle?
V-ing form
might I be stifling? might you be stifling? might she be stifling? might we be stifling? might you be stifling? might they be stifling?
Perfect
might I have stifled? might you have stifled? might she have stifled? might we have stifled? might you have stifled? might they have stifled?
V-ing perfect
might I have been stifling? might you have been stifling? might she have been stifling? might we have been stifling? might you have been stifling? might they have been stifling?
Interro-negative form
Simple form
might I not stifle? might you not stifle? might she not stifle? might we not stifle? might you not stifle? might they not stifle?
V-ing form
might I not be stifling? might you not be stifling? might she not be stifling? might we not be stifling? might you not be stifling? might they not be stifling?
Perfect
might I not have stifled? might you not have stifled? might she not have stifled? might we not have stifled? might you not have stifled? might they not have stifled?
V-ing perfect
might I not have been stifling? might you not have been stifling? might she not have been stifling? might we not have been stifling? might you not have been stifling? might they not have been stifling?