I might strengthen you might strengthen she might strengthen we might strengthen you might strengthen they might strengthen
V-ing form
I might be strengthening you might be strengthening she might be strengthening we might be strengthening you might be strengthening they might be strengthening
Perfect
I might have strengthened you might have strengthened she might have strengthened we might have strengthened you might have strengthened they might have strengthened
V-ing perfect
I might have been strengthening you might have been strengthening she might have been strengthening we might have been strengthening you might have been strengthening they might have been strengthening
Negation
Simple form
I might not strengthen you might not strengthen she might not strengthen we might not strengthen you might not strengthen they might not strengthen
V-ing form
I might not be strengthening you might not be strengthening she might not be strengthening we might not be strengthening you might not be strengthening they might not be strengthening
Perfect
I might not have strengthened you might not have strengthened she might not have strengthened we might not have strengthened you might not have strengthened they might not have strengthened
V-ing perfect
I might not have been strengthening you might not have been strengthening she might not have been strengthening we might not have been strengthening you might not have been strengthening they might not have been strengthening
Interrogative form
Simple form
might I strengthen? might you strengthen? might she strengthen? might we strengthen? might you strengthen? might they strengthen?
V-ing form
might I be strengthening? might you be strengthening? might she be strengthening? might we be strengthening? might you be strengthening? might they be strengthening?
Perfect
might I have strengthened? might you have strengthened? might she have strengthened? might we have strengthened? might you have strengthened? might they have strengthened?
V-ing perfect
might I have been strengthening? might you have been strengthening? might she have been strengthening? might we have been strengthening? might you have been strengthening? might they have been strengthening?
Interro-negative form
Simple form
might I not strengthen? might you not strengthen? might she not strengthen? might we not strengthen? might you not strengthen? might they not strengthen?
V-ing form
might I not be strengthening? might you not be strengthening? might she not be strengthening? might we not be strengthening? might you not be strengthening? might they not be strengthening?
Perfect
might I not have strengthened? might you not have strengthened? might she not have strengthened? might we not have strengthened? might you not have strengthened? might they not have strengthened?
V-ing perfect
might I not have been strengthening? might you not have been strengthening? might she not have been strengthening? might we not have been strengthening? might you not have been strengthening? might they not have been strengthening?