Answer:
Hey i do not what kind of development you mean i will put some points
Step-by-step explanation:
1) if you are talking about speech development than you should try speaking your topics to your family then at the table and then at various places.
2) if you are talking about as a person there a following point if you are trying to be social then try to compliment random people it will help you develop your social skill
3) if you are talking as a person first of all be empathic try to think how other people think and think from their perspective
Hope this helps