For this part, you are allowed 30 minutes to write a short essay entitled Is It Necessary for a College Student to Own a Mobile Phone? You should write at least 150 words following the outline given below in Chinese: 1.调查显示80%的大学生拥有手机 2.你认为大学生需要手机吗? 3.你的理由 Is It Necessary for a College Student to Own a Mobile Phone?