1.The first and the most crucial step to improve spoken English is to speak it as often as you can. Speak in English with friends, family, relatives, etc.
2. pronounce each and every word correctly.
3.Use a dictionary to learn new words or to find out the meaning of a word.
4. Read books, newspapers and magazines. This will allow you to understand the language better and help you learn new words to widen your vocabulary.
5.Read one article out aloud every day, and if possible ask someone to listen and correct you. Focus on speed, clarity and correct pronunciation.
6.Record your own voice and listen to it. This will help you gain confidence and work on your mistakes.