Learning the Oxford 3000 words can help you:
If you want and free from errors , we recommend:
Cover the English column. Read the Bangla meaning and say the English word. This is much harder but builds real fluency.
If you want the full list (all 3000 words) in a PDF format, simply searching "Download" can lead to spam sites. Follow this verified method:
Yes, these words are based on the Oxford Advanced Learner's Dictionary criteria.