will grumble
Regular verb: grumble - grumbled- grumbled

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I'll grumble
you'll grumble
he'll grumble
we'll grumble
you'll grumble
they'll grumble 	I'll be grumbling
you'll be grumbling
he'll be grumbling
we'll be grumbling
you'll be grumbling
they'll be grumbling	I'll have grumbled
you'll have grumbled
he'll have grumbled
we'll have grumbled
you'll have grumbled
they'll have grumbled	I'll have been grumbling
you'll have been grumbling
he'll have been grumbling
we'll have been grumbling
you'll have been grumbling
they'll have been grumbling	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I won't grumble
you won't grumble
he won't grumble
we won't grumble
you won't grumble
they won't grumble 	I won't be grumbling
you won't be grumbling
he won't be grumbling
we won't be grumbling
you won't be grumbling
they won't be grumbling	I won't have grumbled
you won't have grumbled
he won't have grumbled
we won't have grumbled
you won't have grumbled
they won't have grumbled	I won't have been grumbling
you won't have been grumbling
he won't have been grumbling
we won't have been grumbling
you won't have been grumbling
they won't have been grumbling	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
will I grumble?
will you grumble?
will he grumble?
will we grumble?
will you grumble?
will they grumble? 	will I be grumbling?
will you be grumbling?
will he be grumbling?
will we be grumbling?
will you be grumbling?
will they be grumbling? 	will I have grumbled?
will you have grumbled?
will he have grumbled?
will we have grumbled?
will you have grumbled?
will they have grumbled? 	will I have been grumbling?
will you have been grumbling?
will he have been grumbling?
will we have been grumbling?
will you have been grumbling?
will they have been grumbling? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
won't I grumble?
won't you grumble?
won't he grumble?
won't we grumble?
won't you grumble?
won't they grumble? 	won't I be grumbling?
won't you be grumbling?
won't he be grumbling?
won't we be grumbling?
won't you be grumbling?
won't they be grumbling? 	won't I have grumbled?
won't you have grumbled?
won't he have grumbled?
won't we have grumbled?
won't you have grumbled?
won't they have grumbled? 	won't I have been grumbling?
won't you have been grumbling?
won't he have been grumbling?
won't we have been grumbling?
won't you have been grumbling?
won't they have been grumbling?