shall retrofire
Regular verb: retrofire - retrofired- retrofired

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I'll retrofire
you'll retrofire
he'll retrofire
we'll retrofire
you'll retrofire
they'll retrofire 	I'll be retrofiring
you'll be retrofiring
he'll be retrofiring
we'll be retrofiring
you'll be retrofiring
they'll be retrofiring	I'll have retrofired
you'll have retrofired
he'll have retrofired
we'll have retrofired
you'll have retrofired
they'll have retrofired	I'll have been retrofiring
you'll have been retrofiring
he'll have been retrofiring
we'll have been retrofiring
you'll have been retrofiring
they'll have been retrofiring	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I shan't retrofire
you shan't retrofire
he shan't retrofire
we shan't retrofire
you shan't retrofire
they shan't retrofire 	I shan't be retrofiring
you shan't be retrofiring
he shan't be retrofiring
we shan't be retrofiring
you shan't be retrofiring
they shan't be retrofiring	I shan't have retrofired
you shan't have retrofired
he shan't have retrofired
we shan't have retrofired
you shan't have retrofired
they shan't have retrofired	I shan't have been retrofiring
you shan't have been retrofiring
he shan't have been retrofiring
we shan't have been retrofiring
you shan't have been retrofiring
they shan't have been retrofiring	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
shall I retrofire?
shall you retrofire?
shall he retrofire?
shall we retrofire?
shall you retrofire?
shall they retrofire? 	shall I be retrofiring?
shall you be retrofiring?
shall he be retrofiring?
shall we be retrofiring?
shall you be retrofiring?
shall they be retrofiring? 	shall I have retrofired?
shall you have retrofired?
shall he have retrofired?
shall we have retrofired?
shall you have retrofired?
shall they have retrofired? 	shall I have been retrofiring?
shall you have been retrofiring?
shall he have been retrofiring?
shall we have been retrofiring?
shall you have been retrofiring?
shall they have been retrofiring? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
shan't I retrofire?
shan't you retrofire?
shan't he retrofire?
shan't we retrofire?
shan't you retrofire?
shan't they retrofire? 	shan't I be retrofiring?
shan't you be retrofiring?
shan't he be retrofiring?
shan't we be retrofiring?
shan't you be retrofiring?
shan't they be retrofiring? 	shan't I have retrofired?
shan't you have retrofired?
shan't he have retrofired?
shan't we have retrofired?
shan't you have retrofired?
shan't they have retrofired? 	shan't I have been retrofiring?
shan't you have been retrofiring?
shan't he have been retrofiring?
shan't we have been retrofiring?
shan't you have been retrofiring?
shan't they have been retrofiring?