"Knowledge is power."We know knowledge is very important in this we study many subjects，such as chinese，maths，english，physics，chemistry and so me ,English is my favourite subject because it is the most interesting subject I find studying English is very difficult.
So if you ask which subject is the most difficult to answer will be I am a student,everyday I have more than one English classes,I like studying it very much and I hope I can study it very well,so I can talk with foreigners and know the foreign countries things,it is very useful.