will quadruple
Regular verb: quadruple - quadrupled- quadrupled

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I will quadruple
you will quadruple
he will quadruple
we will quadruple
you will quadruple
they will quadruple 	I will be quadrupling
you will be quadrupling
he will be quadrupling
we will be quadrupling
you will be quadrupling
they will be quadrupling	I will have quadrupled
you will have quadrupled
he will have quadrupled
we will have quadrupled
you will have quadrupled
they will have quadrupled	I will have been quadrupling
you will have been quadrupling
he will have been quadrupling
we will have been quadrupling
you will have been quadrupling
they will have been quadrupling	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I will not quadruple
you will not quadruple
he will not quadruple
we will not quadruple
you will not quadruple
they will not quadruple 	I will not be quadrupling
you will not be quadrupling
he will not be quadrupling
we will not be quadrupling
you will not be quadrupling
they will not be quadrupling	I will not have quadrupled
you will not have quadrupled
he will not have quadrupled
we will not have quadrupled
you will not have quadrupled
they will not have quadrupled	I will not have been quadrupling
you will not have been quadrupling
he will not have been quadrupling
we will not have been quadrupling
you will not have been quadrupling
they will not have been quadrupling	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
will I quadruple?
will you quadruple?
will he quadruple?
will we quadruple?
will you quadruple?
will they quadruple? 	will I be quadrupling?
will you be quadrupling?
will he be quadrupling?
will we be quadrupling?
will you be quadrupling?
will they be quadrupling? 	will I have quadrupled?
will you have quadrupled?
will he have quadrupled?
will we have quadrupled?
will you have quadrupled?
will they have quadrupled? 	will I have been quadrupling?
will you have been quadrupling?
will he have been quadrupling?
will we have been quadrupling?
will you have been quadrupling?
will they have been quadrupling? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
will I not quadruple?
will you not quadruple?
will he not quadruple?
will we not quadruple?
will you not quadruple?
will they not quadruple? 	will I not be quadrupling?
will you not be quadrupling?
will he not be quadrupling?
will we not be quadrupling?
will you not be quadrupling?
will they not be quadrupling? 	will I not have quadrupled?
will you not have quadrupled?
will he not have quadrupled?
will we not have quadrupled?
will you not have quadrupled?
will they not have quadrupled? 	will I not have been quadrupling?
will you not have been quadrupling?
will he not have been quadrupling?
will we not have been quadrupling?
will you not have been quadrupling?
will they not have been quadrupling?