托福口语考试中有一道题目是“Which of the following periods in life

I think being a teenager is the hardest for thefollowing reasons. First, it’shard being a high school student. What we learn in high school is hard! We arestudying so many different subjects all at the same time. There are endlessassignments and tests to worry about. If I don’t get them right, I can’t face my teachers and parents. Second, there’s toomuch peer pressure being a teenager. People compare with each other about theclothes we wear, the shoes we put on and the grades we get. Teenagers have totry so hard to fit in to avoid being alienated at school.