The main reason why it is not necessary for students to take their gap year is that we cannot promise that students will actually make full use of the time because of lack of dedication (unintelligible, can be changed to: Although there exist certain advantages of a gap year, it does not mean everyone should take the break since some students might lack self-regulation). Not everyone is full of self-motivation let alone the students who had just suffered from senior high(suffer from general plus disease or Disasters and other bad things should be changed here to suspended from the intense pressure of college entrance exam--college entrance exam pressure), where (the clause here lacks an object, should be changed to which) many students wants (the subject and verb are inconsistent in singular and plural, change the for want) to escape from, so I believe (reduce "I think" in the argument of the main paragraph and use more logical arguments) most of them will take the gap year mainly f...