I can fine-tune you can fine-tune he can fine-tune we can fine-tune you can fine-tune they can fine-tune
V-ing form
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
Perfect
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
V-ing perfect
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
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
V-ing form
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
Perfect
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
V-ing perfect
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
can I fine-tune? can you fine-tune? can he fine-tune? can we fine-tune? can you fine-tune? can they fine-tune?
V-ing form
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?
Perfect
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?
V-ing perfect
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
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?
V-ing form
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?
Perfect
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?
V-ing perfect
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?