I am a Literature graduate yet my speaking power is poor. Also I use very simple words in my speech.I don't know how to make my speaking and writing skills are weak.I would like to use complicated words in my language.What should I do?Any suggestions.
Avoid them! Simple words are usually more effective. However, keep on reading and listening, and every time you come across a word that sounds interesting, look it up, make a note of it and its meanings, and practice by writing sentences using it.
You can always test them on us.