might quack
Regular verb: quack - quacked- quacked

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I might quack
you might quack
she might quack
we might quack
you might quack
they might quack 	I might be quacking
you might be quacking
she might be quacking
we might be quacking
you might be quacking
they might be quacking	I might have quacked
you might have quacked
she might have quacked
we might have quacked
you might have quacked
they might have quacked	I might have been quacking
you might have been quacking
she might have been quacking
we might have been quacking
you might have been quacking
they might have been quacking	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I might not quack
you might not quack
she might not quack
we might not quack
you might not quack
they might not quack 	I might not be quacking
you might not be quacking
she might not be quacking
we might not be quacking
you might not be quacking
they might not be quacking	I might not have quacked
you might not have quacked
she might not have quacked
we might not have quacked
you might not have quacked
they might not have quacked	I might not have been quacking
you might not have been quacking
she might not have been quacking
we might not have been quacking
you might not have been quacking
they might not have been quacking	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
might I quack?
might you quack?
might she quack?
might we quack?
might you quack?
might they quack? 	might I be quacking?
might you be quacking?
might she be quacking?
might we be quacking?
might you be quacking?
might they be quacking? 	might I have quacked?
might you have quacked?
might she have quacked?
might we have quacked?
might you have quacked?
might they have quacked? 	might I have been quacking?
might you have been quacking?
might she have been quacking?
might we have been quacking?
might you have been quacking?
might they have been quacking? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
might I not quack?
might you not quack?
might she not quack?
might we not quack?
might you not quack?
might they not quack? 	might I not be quacking?
might you not be quacking?
might she not be quacking?
might we not be quacking?
might you not be quacking?
might they not be quacking? 	might I not have quacked?
might you not have quacked?
might she not have quacked?
might we not have quacked?
might you not have quacked?
might they not have quacked? 	might I not have been quacking?
might you not have been quacking?
might she not have been quacking?
might we not have been quacking?
might you not have been quacking?
might they not have been quacking?