might strengthen
Regular verb: strengthen - strengthened- strengthened

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I might strengthen
you might strengthen
she might strengthen
we might strengthen
you might strengthen
they might strengthen 	I might be strengthening
you might be strengthening
she might be strengthening
we might be strengthening
you might be strengthening
they might be strengthening	I might have strengthened
you might have strengthened
she might have strengthened
we might have strengthened
you might have strengthened
they might have strengthened	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 	V-ing form 	Perfect 	V-ing perfect 	
I might not strengthen
you might not strengthen
she might not strengthen
we might not strengthen
you might not strengthen
they might not strengthen 	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	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	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 	V-ing form 	Perfect 	V-ing perfect 	
might I strengthen?
might you strengthen?
might she strengthen?
might we strengthen?
might you strengthen?
might they strengthen? 	might I be strengthening?
might you be strengthening?
might she be strengthening?
might we be strengthening?
might you be strengthening?
might they be strengthening? 	might I have strengthened?
might you have strengthened?
might she have strengthened?
might we have strengthened?
might you have strengthened?
might they have strengthened? 	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 	V-ing form 	Perfect 	V-ing perfect 	
might I not strengthen?
might you not strengthen?
might she not strengthen?
might we not strengthen?
might you not strengthen?
might they not strengthen? 	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? 	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? 	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?