精选优质文档-倾情为你奉上2018年12月大学英语四级真题完整版(第1套)Part I Writing (30 minutes)Directions: For this part,you are allowed 30 minutes to write a short essay on the challenges of living in a big city. You should write at least 120 words but no more than180 words.Part Listening Comprehension (25 minutes)Section ADirections: In this section, you will hear three news reports. At the end of each news report, you will hear two or three quest