I might stumble you might stumble he might stumble we might stumble you might stumble they might stumble
V-ing form
I might be stumbling you might be stumbling he might be stumbling we might be stumbling you might be stumbling they might be stumbling
Perfect
I might have stumbled you might have stumbled he might have stumbled we might have stumbled you might have stumbled they might have stumbled
V-ing perfect
I might have been stumbling you might have been stumbling he might have been stumbling we might have been stumbling you might have been stumbling they might have been stumbling
Negation
Simple form
I might not stumble you might not stumble he might not stumble we might not stumble you might not stumble they might not stumble
V-ing form
I might not be stumbling you might not be stumbling he might not be stumbling we might not be stumbling you might not be stumbling they might not be stumbling
Perfect
I might not have stumbled you might not have stumbled he might not have stumbled we might not have stumbled you might not have stumbled they might not have stumbled
V-ing perfect
I might not have been stumbling you might not have been stumbling he might not have been stumbling we might not have been stumbling you might not have been stumbling they might not have been stumbling
Interrogative form
Simple form
might I stumble? might you stumble? might he stumble? might we stumble? might you stumble? might they stumble?
V-ing form
might I be stumbling? might you be stumbling? might he be stumbling? might we be stumbling? might you be stumbling? might they be stumbling?
Perfect
might I have stumbled? might you have stumbled? might he have stumbled? might we have stumbled? might you have stumbled? might they have stumbled?
V-ing perfect
might I have been stumbling? might you have been stumbling? might he have been stumbling? might we have been stumbling? might you have been stumbling? might they have been stumbling?
Interro-negative form
Simple form
might I not stumble? might you not stumble? might he not stumble? might we not stumble? might you not stumble? might they not stumble?
V-ing form
might I not be stumbling? might you not be stumbling? might he not be stumbling? might we not be stumbling? might you not be stumbling? might they not be stumbling?
Perfect
might I not have stumbled? might you not have stumbled? might he not have stumbled? might we not have stumbled? might you not have stumbled? might they not have stumbled?
V-ing perfect
might I not have been stumbling? might you not have been stumbling? might he not have been stumbling? might we not have been stumbling? might you not have been stumbling? might they not have been stumbling?