will grump
Regular verb: grump - grumped- grumped

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I will grump
you will grump
she will grump
we will grump
you will grump
they will grump 	I will be grumping
you will be grumping
she will be grumping
we will be grumping
you will be grumping
they will be grumping	I will have grumped
you will have grumped
she will have grumped
we will have grumped
you will have grumped
they will have grumped	I will have been grumping
you will have been grumping
she will have been grumping
we will have been grumping
you will have been grumping
they will have been grumping	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I will not grump
you will not grump
she will not grump
we will not grump
you will not grump
they will not grump 	I will not be grumping
you will not be grumping
she will not be grumping
we will not be grumping
you will not be grumping
they will not be grumping	I will not have grumped
you will not have grumped
she will not have grumped
we will not have grumped
you will not have grumped
they will not have grumped	I will not have been grumping
you will not have been grumping
she will not have been grumping
we will not have been grumping
you will not have been grumping
they will not have been grumping	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
will I grump?
will you grump?
will she grump?
will we grump?
will you grump?
will they grump? 	will I be grumping?
will you be grumping?
will she be grumping?
will we be grumping?
will you be grumping?
will they be grumping? 	will I have grumped?
will you have grumped?
will she have grumped?
will we have grumped?
will you have grumped?
will they have grumped? 	will I have been grumping?
will you have been grumping?
will she have been grumping?
will we have been grumping?
will you have been grumping?
will they have been grumping? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
will I not grump?
will you not grump?
will she not grump?
will we not grump?
will you not grump?
will they not grump? 	will I not be grumping?
will you not be grumping?
will she not be grumping?
will we not be grumping?
will you not be grumping?
will they not be grumping? 	will I not have grumped?
will you not have grumped?
will she not have grumped?
will we not have grumped?
will you not have grumped?
will they not have grumped? 	will I not have been grumping?
will you not have been grumping?
will she not have been grumping?
will we not have been grumping?
will you not have been grumping?
will they not have been grumping?