He is the best online tutor.The way he teaches,guides and make easy to understand every lesson is mind blowing. He is like a "ENGLISH SPECIALIST" who can quickly identify student's disease of English in Online class which is totally not easy! Moreover,the way sir sorted out all weaknesses in English is praiseworthy. I'm wholeheartedly greatful to ashrafur sir for making my IELTS journey so smooth,efficient and fruitful.