The tutorials start from this video.This video will give you the clear understanding of confused words.Learning these words for competitive exams will definitely helps you to easily crack without any confusion.so,keep following all tutorials from now on.Mainly the problem is solved by understanding the difference.All the best.
vist our facebook page:
https://www.facebook.com/Shivalearningacademy
share this video to spread knowledge to others also.
source