How to study English

I tell you about My studying way. I think, My studying way is good. First time, I will read all sentences and I will find unknown words in the all sentence. Second times, I examine a unknown words means and I will reading all sentence. Recently I reading English sentence. Third times, I will writing all sentence and I will memorize unknown words means and words. Do you think about my think studying way? Please tell me bad thing about my studying way. 
This way was doing in junior high school. So I don't change studying way. Thank you for reading. 

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