Here are some ideas that you can use every day that might help you to improve your English.
Watch movies, series, and news in English (with subtitles if necessary).
Listen to music in English and try to understand the lyrics.
Watch TED Talks or other speeches in English.
Record yourself and listen to the recording. How does it sound?
Exchange text messages in English with friends and classmates.
Read books, magazines, and newspapers in English.
Switch the operating system on your phone, computer, TV, and cable box to English.
Keep a notebook and write down new words to expand your vocabulary.