can fine-tune
Regular verb: fine-tune - fine-tuned- fine-tuned

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can fine-tune
you can fine-tune
he can fine-tune
we can fine-tune
you can fine-tune
they can fine-tune 	I can be fine-tuning
you can be fine-tuning
he can be fine-tuning
we can be fine-tuning
you can be fine-tuning
they can be fine-tuning	I can have fine-tuned
you can have fine-tuned
he can have fine-tuned
we can have fine-tuned
you can have fine-tuned
they can have fine-tuned	I can have been fine-tuning
you can have been fine-tuning
he can have been fine-tuning
we can have been fine-tuning
you can have been fine-tuning
they can have been fine-tuning	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can't fine-tune
you can't fine-tune
he can't fine-tune
we can't fine-tune
you can't fine-tune
they can't fine-tune 	I can't be fine-tuning
you can't be fine-tuning
he can't be fine-tuning
we can't be fine-tuning
you can't be fine-tuning
they can't be fine-tuning	I can't have fine-tuned
you can't have fine-tuned
he can't have fine-tuned
we can't have fine-tuned
you can't have fine-tuned
they can't have fine-tuned	I can't have been fine-tuning
you can't have been fine-tuning
he can't have been fine-tuning
we can't have been fine-tuning
you can't have been fine-tuning
they can't have been fine-tuning	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I fine-tune?
can you fine-tune?
can he fine-tune?
can we fine-tune?
can you fine-tune?
can they fine-tune? 	can I be fine-tuning?
can you be fine-tuning?
can he be fine-tuning?
can we be fine-tuning?
can you be fine-tuning?
can they be fine-tuning? 	can I have fine-tuned?
can you have fine-tuned?
can he have fine-tuned?
can we have fine-tuned?
can you have fine-tuned?
can they have fine-tuned? 	can I have been fine-tuning?
can you have been fine-tuning?
can he have been fine-tuning?
can we have been fine-tuning?
can you have been fine-tuning?
can they have been fine-tuning? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can't I fine-tune?
can't you fine-tune?
can't he fine-tune?
can't we fine-tune?
can't you fine-tune?
can't they fine-tune? 	can't I be fine-tuning?
can't you be fine-tuning?
can't he be fine-tuning?
can't we be fine-tuning?
can't you be fine-tuning?
can't they be fine-tuning? 	can't I have fine-tuned?
can't you have fine-tuned?
can't he have fine-tuned?
can't we have fine-tuned?
can't you have fine-tuned?
can't they have fine-tuned? 	can't I have been fine-tuning?
can't you have been fine-tuning?
can't he have been fine-tuning?
can't we have been fine-tuning?
can't you have been fine-tuning?
can't they have been fine-tuning?