will whistle
Regular verb: whistle - whistled- whistled

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I'll whistle
you'll whistle
she'll whistle
we'll whistle
you'll whistle
they'll whistle 	I'll be whistling
you'll be whistling
she'll be whistling
we'll be whistling
you'll be whistling
they'll be whistling	I'll have whistled
you'll have whistled
she'll have whistled
we'll have whistled
you'll have whistled
they'll have whistled	I'll have been whistling
you'll have been whistling
she'll have been whistling
we'll have been whistling
you'll have been whistling
they'll have been whistling	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I won't whistle
you won't whistle
she won't whistle
we won't whistle
you won't whistle
they won't whistle 	I won't be whistling
you won't be whistling
she won't be whistling
we won't be whistling
you won't be whistling
they won't be whistling	I won't have whistled
you won't have whistled
she won't have whistled
we won't have whistled
you won't have whistled
they won't have whistled	I won't have been whistling
you won't have been whistling
she won't have been whistling
we won't have been whistling
you won't have been whistling
they won't have been whistling	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
will I whistle?
will you whistle?
will she whistle?
will we whistle?
will you whistle?
will they whistle? 	will I be whistling?
will you be whistling?
will she be whistling?
will we be whistling?
will you be whistling?
will they be whistling? 	will I have whistled?
will you have whistled?
will she have whistled?
will we have whistled?
will you have whistled?
will they have whistled? 	will I have been whistling?
will you have been whistling?
will she have been whistling?
will we have been whistling?
will you have been whistling?
will they have been whistling? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
won't I whistle?
won't you whistle?
won't she whistle?
won't we whistle?
won't you whistle?
won't they whistle? 	won't I be whistling?
won't you be whistling?
won't she be whistling?
won't we be whistling?
won't you be whistling?
won't they be whistling? 	won't I have whistled?
won't you have whistled?
won't she have whistled?
won't we have whistled?
won't you have whistled?
won't they have whistled? 	won't I have been whistling?
won't you have been whistling?
won't she have been whistling?
won't we have been whistling?
won't you have been whistling?
won't they have been whistling?